Class: Rex::Post::Meterpreter::Ui::Console::CommandDispatcher::Core

Inherits:
Object
  • Object
show all
Includes:
Rex::Post::Meterpreter::Ui::Console::CommandDispatcher
Defined in:
lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb

Overview

Core meterpreter client commands that provide only the required set of commands for having a functional meterpreter client<->server instance.

Constant Summary collapse

CommDispatcher =
Console::CommandDispatcher
@@irb_opts =
Rex::Parser::Arguments.new(
  '-h' => [false, 'Help menu.'             ],
  '-e' => [true,  'Expression to evaluate.']
)
@@load_opts =
Rex::Parser::Arguments.new(
  '-h' => [false, 'Help menu.'                    ],
  '-l' => [false, 'List all available extensions.']
)
@@pivot_opts =
Rex::Parser::Arguments.new(
  '-t' => [true, 'Pivot listener type'],
  '-i' => [true, 'Identifier of the pivot to remove'],
  '-l' => [true, 'Host address to bind to (if applicable)'],
  '-n' => [true, 'Name of the listener entity (if applicable)'],
  '-a' => [true, 'Architecture of the stage to generate'],
  '-p' => [true, 'Platform of the stage to generate'],
  '-h' => [false, 'View help']
)
@@pivot_supported_archs =
[ARCH_X64, ARCH_X86]
@@pivot_supported_platforms =
['windows']
@@channel_opts =

Displays information about active channels

Rex::Parser::Arguments.new(
'-c' => [ true,  'Close the given channel.' ],
'-k' => [ true,  'Close the given channel.' ],
'-i' => [ true,  'Interact with the given channel.' ],
'-l' => [ false, 'List active channels.' ],
'-r' => [ true,  'Read from the given channel.' ],
'-w' => [ true,  'Write to the given channel.' ],
'-h' => [ false, 'Help menu.' ])
@@set_timeouts_opts =
Rex::Parser::Arguments.new(
'-c' => [true, 'Comms timeout (seconds)'],
'-x' => [true, 'Expiration timout (seconds)'],
'-t' => [true, 'Retry total time (seconds)'],
'-w' => [true, 'Retry wait time (seconds)'],
'-h' => [false, 'Help menu'])
@@ssl_verify_opts =

Arguments for ssl verification

Rex::Parser::Arguments.new(
'-e' => [ false, 'Enable SSL certificate verification' ],
'-d' => [ false, 'Disable SSL certificate verification' ],
'-q' => [ false, 'Query the statis of SSL certificate verification' ],
'-h' => [ false, 'Help menu' ])
@@transport_opts =

Arguments for transport switching

Rex::Parser::Arguments.new(
'-t' => [true, "Transport type: #{Rex::Post::Meterpreter::ClientCore::VALID_TRANSPORTS.keys.join(', ')}"],
'-l' => [true, 'LHOST parameter (for reverse transports)'],
'-p' => [true, 'LPORT parameter'],
'-i' => [true, 'Specify transport by index (currently supported: remove)'],
'-u' => [true, 'Local URI for HTTP/S transports (used when adding/changing transports with a custom LURI)'],
'-c' => [true, 'SSL certificate path for https transport verification (optional)'],
'-A' => [true, 'User agent for HTTP/S transports (optional)'],
'-H' => [true, 'Proxy host for HTTP/S transports (optional)'],
'-P' => [true, 'Proxy port for HTTP/S transports (optional)'],
'-U' => [true, 'Proxy username for HTTP/S transports (optional)'],
'-N' => [true, 'Proxy password for HTTP/S transports (optional)'],
'-B' => [true, 'Proxy type for HTTP/S transports (optional: http, socks; default: http)'],
'-C' => [true, 'Comms timeout (seconds) (default: same as current session)'],
'-X' => [true, 'Expiration timout (seconds) (default: same as current session)'],
'-T' => [true, 'Retry total time (seconds) (default: same as current session)'],
'-W' => [true, 'Retry wait time (seconds) (default: same as current session)'],
'-v' => [false, 'Show the verbose format of the transport list'],
'-h' => [false, 'Help menu'])
@@migrate_opts =
Rex::Parser::Arguments.new(
  '-P' => [true, 'PID to migrate to.'],
  '-N' => [true, 'Process name to migrate to.'],
  '-p' => [true, 'Writable path - Linux only (eg. /tmp).'],
  '-t' => [true, 'The number of seconds to wait for migration to finish (default: 60).'],
  '-h' => [false, 'Help menu.']
)
@@write_opts =

Writes data to a channel.

Rex::Parser::Arguments.new(
'-f' => [true, 'Write the contents of a file on disk'],
'-h' => [false, 'Help menu.'])
@@client_extension_search_paths =
[::File.join(Rex::Root, 'post', 'meterpreter', 'ui', 'console', 'command_dispatcher')]

Instance Attribute Summary collapse

Attributes included from Ui::Text::DispatcherShell::CommandDispatcher

#shell, #tab_complete_items

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Rex::Post::Meterpreter::Ui::Console::CommandDispatcher

check_hash, #client, #docs_dir, #filter_commands, #log_error, #msf_loaded?, set_hash

Methods included from Ui::Text::DispatcherShell::CommandDispatcher

#cmd_help, #cmd_help_help, #cmd_help_tabs, #deprecated_cmd, #deprecated_commands, #deprecated_help, #docs_dir, #help_to_s, #print, #print_error, #print_good, #print_line, #print_status, #print_warning, #tab_complete_directory, #tab_complete_filenames, #tab_complete_generic, #tab_complete_source_address, #update_prompt

Constructor Details

#initialize(shell) ⇒ Core

Initializes an instance of the core command set using the supplied shell for interactivity.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 25

def initialize(shell)
  super

  self.extensions = []
  self.bgjobs     = []
  self.bgjob_id   = 0

  # keep a lookup table to refer to transports by index
  @transport_map = {}
end

Instance Attribute Details

#bgjob_idObject (protected)

:nodoc:


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1784

def bgjob_id
  @bgjob_id
end

#bgjobsObject (protected)

:nodoc:


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1784

def bgjobs
  @bgjobs
end

#extensionsObject (protected)

:nodoc:


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1783

def extensions
  @extensions
end

Class Method Details

.add_client_extension_search_path(path) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1773

def self.add_client_extension_search_path(path)
  @@client_extension_search_paths << path unless @@client_extension_search_paths.include?(path)
end

.client_extension_search_pathsObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1777

def self.client_extension_search_paths
  @@client_extension_search_paths
end

Instance Method Details

#add_extension_client(mod) ⇒ Object (protected)

Loads the client extension specified in mod


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1791

def add_extension_client(mod)
  loaded = false
  klass = nil
  self.class.client_extension_search_paths.each do |path|
    path = ::File.join(path, "#{mod}.rb")
    klass = CommDispatcher.check_hash(path)
    if (klass == nil)
      old   = CommDispatcher.constants
      next unless ::File.exist? path

      if (require(path))
        new  = CommDispatcher.constants
        diff = new - old

        next if (diff.empty?)

        klass = CommDispatcher.const_get(diff[0])

        CommDispatcher.set_hash(path, klass)
        loaded = true
        break
      else
        print_error("Failed to load client script file: #{path}")
        return false
      end

    else
      # the klass is already loaded, from a previous invocation
      loaded = true
      break
    end
  end

  unless loaded
    print_error("Failed to load client portion of #{mod}.")
    return false
  end

  # Enstack the dispatcher
  self.shell.enstack_dispatcher(klass)

  # Insert the module into the list of extensions
  self.extensions << mod
end

#cmd_backgroundObject Also known as: cmd_bg


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 336

def cmd_background
  print_status("Backgrounding session #{client.name}...")
  client.interacting = false
end

#cmd_background_helpObject Also known as: cmd_bg_help


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 329

def cmd_background_help
  print_line('Usage: background')
  print_line
  print_line('Stop interacting with this session and return to the parent prompt')
  print_line
end

#cmd_bgkill(*args) ⇒ Object

Kill a background job


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1533

def cmd_bgkill(*args)
  if args.empty? || args.include?('-h')
    print_line('Usage: bgkill [id]')
    return
  end

  args.each do |jid|
    jid = jid.to_i
    if self.bgjobs[jid]
      print_status("Killing background job #{jid}...")
      self.bgjobs[jid].kill
      self.bgjobs[jid] = nil
    else
      print_error("Job #{jid} was not running")
    end
  end
end

#cmd_bglist(*args) ⇒ Object

List background jobs


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1554

def cmd_bglist(*args)
  self.bgjobs.each_index do |jid|
    if self.bgjobs[jid]
      print_status("Job #{jid}: #{self.bgjobs[jid][:args].inspect}")
    end
  end
end

#cmd_bgrun(*args) ⇒ Object

Executes a script in the context of the meterpreter session in the background


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1492

def cmd_bgrun(*args)
  if args.empty? || args.first == '-h'
    print_line('Usage: bgrun <script> [arguments]')
    print_line
    print_line('Executes a ruby script in the context of the meterpreter session.')
    print_line

    return true
  end

  jid = self.bgjob_id
  self.bgjob_id += 1

  # Get the script name
  self.bgjobs[jid] = Rex::ThreadFactory.spawn("MeterpreterBGRun(#{args[0]})-#{jid}", false, jid, args) do |myjid,xargs|
    ::Thread.current[:args] = xargs.dup
    begin
      # the rest of the arguments get passed in through the binding
      script_name = args.shift
      client.execute_script(script_name, args)
    rescue ::Exception => e
      print_error("Error in script: #{script_name}")
      elog("Error in script: #{script_name}", error: e)
    end
    self.bgjobs[myjid] = nil
    print_status("Background script with Job ID #{myjid} has completed (#{::Thread.current[:args].inspect})")
  end

  print_status("Executed Meterpreter with Job ID #{jid}")
end

#cmd_bgrun_tabs(*args) ⇒ Object

Map this to the normal run command tab completion


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1526

def cmd_bgrun_tabs(*args)
  cmd_run_tabs(*args)
end

#cmd_channel(*args) ⇒ Object

Performs operations on the supplied channel.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 366

def cmd_channel(*args)
  if args.empty? || args.include?('-h')
    cmd_channel_help
    return
  end

  mode = nil
  chan = nil

  # Parse options
  @@channel_opts.parse(args) { |opt, idx, val|
    case opt
    when '-l'
      mode = :list
    when '-c', '-k'
      mode = :close
      chan = val
    when '-i'
      mode = :interact
      chan = val
    when '-r'
      mode = :read
      chan = val
    when '-w'
      mode = :write
      chan = val
    end

    if @@channel_opts.arg_required?(opt)
      unless chan
        print_error('Channel ID required')
        return
      end
    end
  }

  case mode
  when :list
    tbl = Rex::Text::Table.new(
      'Indent'  => 4,
      'Columns' => ['Id', 'Class', 'Type'])
    items = 0

    client.channels.each_pair { |cid, channel|
      tbl << [ cid, channel.class.cls, channel.type ]
      items += 1
    }

    if (items == 0)
      print_line('No active channels.')
    else
      print("\n" + tbl.to_s + "\n")
    end
  when :close
    cmd_close(chan)
  when :interact
    cmd_interact(chan)
  when :read
    cmd_read(chan)
  when :write
    cmd_write(chan)
  else
    # No mode, no service.
    return true
  end
end

#cmd_channel_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 356

def cmd_channel_help
  print_line('Usage: channel [options]')
  print_line
  print_line('Displays information about active channels.')
  print_line(@@channel_opts.usage)
end

#cmd_channel_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 433

def cmd_channel_tabs(str, words)
  case words.length
  when 1
    @@channel_opts.fmt.keys
  when 2
    case words[1]
    when '-k', '-c', '-i', '-r', '-w'
      tab_complete_channels
    else
      []
    end
  else
    []
  end
end

#cmd_close(*args) ⇒ Object

Closes a supplied channel.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 459

def cmd_close(*args)
  if args.empty? || args.include?('-h')
    cmd_close_help
    return true
  end

  cid = args[0].to_i
  channel = client.find_channel(cid)

  unless channel
    print_error('Invalid channel identifier specified.')
    return true
  end

  channel._close # Issue #410

  print_status("Closed channel #{cid}.")
end

#cmd_close_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 449

def cmd_close_help
  print_line('Usage: close <channel_id>')
  print_line
  print_line('Closes the supplied channel.')
  print_line
end

#cmd_close_tabs(str, words) ⇒ Object Also known as: cmd_interact_tabs, cmd_read_tabs


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 478

def cmd_close_tabs(str, words)
  return [] if words.length > 1

  return tab_complete_channels
end

#cmd_detach(*args) ⇒ Object

Disconnects the session


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 510

def cmd_detach(*args)
  client.shutdown_passive_dispatcher
  shell.stop
end

#cmd_detach_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 496

def cmd_detach_help
  print_line('Detach from the victim. Only possible for non-stream sessions (http/https)')
  print_line
  print_line('The victim will continue to attempt to call back to the handler until it')
  print_line('successfully connects (which may happen immediately if you have a handler')
  print_line('running in the background), or reaches its expiration.')
  print_line
  print_line("This session may #{client.passive_service ? "" : "NOT"} be detached.")
  print_line
end

#cmd_disable_unicode_encodingObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1766

def cmd_disable_unicode_encoding
  client.encode_unicode = false
  print_status('Unicode encoding is disabled')
end

#cmd_enable_unicode_encodingObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1761

def cmd_enable_unicode_encoding
  client.encode_unicode = true
  print_status('Unicode encoding is enabled')
end

#cmd_exit(*args) ⇒ Object Also known as: cmd_quit

Terminates the meterpreter session.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 487

def cmd_exit(*args)
  print_status('Shutting down Meterpreter...')
  client.core.shutdown rescue nil
  client.shutdown_passive_dispatcher
  shell.stop
end

#cmd_get_timeouts(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 669

def cmd_get_timeouts(*args)
  # Calling set without passing values is the same as
  # getting all the current timeouts
  timeouts = client.core.set_transport_timeouts
  print_timeouts(timeouts)
end

#cmd_guid(*args) ⇒ Object

Get the session GUID


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 702

def cmd_guid(*args)
  parts = client.session_guid.unpack('H*')[0]
  guid = [parts[0, 8], parts[8, 4], parts[12, 4], parts[16, 4], parts[20, 12]].join('-')
  print_good("Session GUID: #{guid}")
end

#cmd_info(*args) ⇒ Object

Show info for a given Post module.

See also cmd_info in lib/msf/ui/console/command_dispatcher/core.rb


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1574

def cmd_info(*args)
  return unless msf_loaded?

  if args.length != 1 or args.include?('-h')
    cmd_info_help
    return
  end

  module_name = args.shift
  mod = client.framework.modules.create(module_name);

  if mod.nil?
    print_error("Invalid module: #{module_name}")
  end

  if (mod)
    print_line(::Msf::Serializer::ReadableText.dump_module(mod))
    mod_opt = ::Msf::Serializer::ReadableText.dump_options(mod, '   ')
    print_line("\nModule options (#{mod.fullname}):\n\n#{mod_opt}") if (mod_opt and mod_opt.length > 0)
  end
end

#cmd_info_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1562

def cmd_info_help
  print_line('Usage: info <module>')
  print_line
  print_line('Prints information about a post-exploitation module')
  print_line
end

#cmd_info_tabs(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1596

def cmd_info_tabs(*args)
  return unless msf_loaded?
  tab_complete_postmods
end

#cmd_interact(*args) ⇒ Object

Interacts with a channel.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 525

def cmd_interact(*args)
  if args.empty? || args.include?('-h')
    cmd_info_help
    return true
  end

  cid = args[0].to_i
  channel = client.find_channel(cid)

  if channel
    print_line("Interacting with channel #{cid}...\n")

    shell.interact_with_channel(channel)
  else
    print_error('Invalid channel identifier specified.')
  end
end

#cmd_interact_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 515

def cmd_interact_help
  print_line('Usage: interact <channel_id>')
  print_line
  print_line('Interacts with the supplied channel.')
  print_line
end

#cmd_irb(*args) ⇒ Object

Open an interactive Ruby shell on the current session


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 560

def cmd_irb(*args)
  expressions = []

  # Parse the command options
  @@irb_opts.parse(args) do |opt, idx, val|
    case opt
    when '-e'
      expressions << val
    when '-h'
      return cmd_irb_help
    end
  end

  session = client
  framework = client.framework

  if expressions.empty?
    print_status('Starting IRB shell...')
    print_status("You are in the \"client\" (session) object\n")

    Rex::Ui::Text::IrbShell.new(client).run
  else
    # XXX: No vprint_status here
    if framework.datastore['VERBOSE'].to_s == 'true'
      print_status("You are executing expressions in #{binding.receiver}")
    end

    expressions.each { |expression| eval(expression, binding) }
  end
end

#cmd_irb_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 545

def cmd_irb_help
  print_line('Usage: irb')
  print_line
  print_line('Open an interactive Ruby shell on the current session.')
  print @@irb_opts.usage
end

#cmd_irb_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 552

def cmd_irb_tabs(str, words)
  return [] if words.length > 1
  @@irb_opts.fmt.keys
end

#cmd_load(*args) ⇒ Object

Loads one or more meterpreter extensions.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1249

def cmd_load(*args)
  if args.length == 0
    args.unshift('-h')
  end

  @@load_opts.parse(args) { |opt, idx, val|
    case opt
    when '-l'
      exts = SortedSet.new
      if extensions.include?('stdapi') && !client.sys.config.sysinfo['BuildTuple'].blank?
        # Use API to get list of extensions from the gem
        exts.merge(MetasploitPayloads::Mettle.available_extensions(client.sys.config.sysinfo['BuildTuple']))
      else
        msf_path = MetasploitPayloads.msf_meterpreter_dir
        gem_path = MetasploitPayloads.local_meterpreter_dir
        [msf_path, gem_path].each do |path|
          ::Dir.entries(path).each { |f|
            if (::File.file?(::File.join(path, f)))
              client.binary_suffix.each { |s|
                if (f =~ /ext_server_(.*)\.#{s}/ )
                  if (client.binary_suffix.size > 1)
                    exts.add($1 + ".#{s}")
                  else
                    exts.add($1)
                  end
                end
              }
            end
          }
        end
      end
      print(exts.to_a.join("\n") + "\n")

      return true
    when '-h'
      cmd_load_help
      return true
    end
  }

  # Load each of the modules
  args.each { |m|
    md = m.downcase

    # Temporary hack to pivot mimikatz over to kiwi until
    # everone remembers to do it themselves
    if md == 'mimikatz'
      print_warning('The "mimikatz" extension has been replaced by "kiwi". Please use this in future.')
      md = 'kiwi'
    end

    modulenameprovided = md

    if client.binary_suffix and client.binary_suffix.size > 1
      client.binary_suffix.each { |s|
        if (md =~ /(.*)\.#{s}/ )
          md = $1
          break
        end
      }
    end

    if (extensions.include?(md))
      print_error("The '#{md}' extension has already been loaded.")
      next
    end

    print("Loading extension #{md}...")

    begin
      # Use the remote side, then load the client-side
      if (client.core.use(modulenameprovided) == true)
        add_extension_client(md)
      end
    rescue
      print_line
      log_error("Failed to load extension: #{$!}")
      next
    end

    print_line('Success.')
  }

  return true
end

#cmd_load_helpObject Also known as: cmd_use_help


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1239

def cmd_load_help
  print_line('Usage: load ext1 ext2 ext3 ...')
  print_line
  print_line('Loads a meterpreter extension module or modules.')
  print_line(@@load_opts.usage)
end

#cmd_load_tabs(str, words) ⇒ Object Also known as: cmd_use_tabs


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1335

def cmd_load_tabs(str, words)
  tabs = SortedSet.new
  if extensions.include?('stdapi') && !client.sys.config.sysinfo['BuildTuple'].blank?
    # Use API to get list of extensions from the gem
    MetasploitPayloads::Mettle.available_extensions(client.sys.config.sysinfo['BuildTuple']).each { |f|
      if !extensions.include?(f.split('.').first)
        tabs.add(f)
      end
    }
  else
    msf_path = MetasploitPayloads.msf_meterpreter_dir
    gem_path = MetasploitPayloads.local_meterpreter_dir
    [msf_path, gem_path].each do |path|
    ::Dir.entries(path).each { |f|
      if (::File.file?(::File.join(path, f)))
        client.binary_suffix.each { |s|
          if (f =~ /ext_server_(.*)\.#{s}/ )
            if (client.binary_suffix.size > 1 && !extensions.include?($1 + ".#{s}"))
              tabs.add($1 + ".#{s}")
            elsif (!extensions.include?($1))
              tabs.add($1)
            end
          end
        }
      end
    }
    end
  end
  return tabs.to_a
end

#cmd_machine_id(*args) ⇒ Object

Get the machine ID of the target


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 694

def cmd_machine_id(*args)
  client.machine_id = client.core.machine_id unless client.machine_id
  print_good("Machine ID: #{client.machine_id}")
end

#cmd_migrate(*args) ⇒ void

This method returns an undefined value.

Migrates the server to the supplied process identifier.

Parameters:

  • args (Array<String>)

    Commandline arguments, -h or a pid. On linux platforms a path for the unix domain socket used for IPC.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1121

def cmd_migrate(*args)
  if args.length == 0 || args.any? { |arg| %w(-h --pid --name).include? arg }
    cmd_migrate_help
    return true
  end

  pid = nil
  writable_dir = nil
  opts = {
    timeout: nil
  }

  @@migrate_opts.parse(args) do |opt, idx, val|
    case opt
    when '-t'
      opts[:timeout] = val.to_i
    when '-p'
      writable_dir = val
    when '-P'
      unless val =~ /^\d+$/
        print_error("Not a PID: #{val}")
        return
      end
      pid = val.to_i
    when '-N'
      if val.to_s.empty?
        print_error('No process name provided')
        return
      end
      # this will migrate to the first process with a matching name
      unless (process = client.sys.process.processes.find { |p| p['name'] == val })
        print_error("Could not find process name #{val}")
        return
      end
      pid = process['pid']
    end
  end

  # we cannot migrate to another process until loaded stdapi
  unless extensions.include?('stdapi')
    print_error('Stdapi extension must be loaded.')
    return
  end

  unless pid
    unless (pid = args.first)
      print_error('A process ID or name argument must be provided')
      return
    end
    unless pid =~ /^\d+$/
      print_error("Not a PID: #{pid}")
      return
    end
    pid = pid.to_i
  end

  begin
    server = client.sys.process.open
  rescue TimeoutError => e
    elog('Server Timeout', error: e)
  rescue RequestError => e
    elog('Request Error', error: e)
  end

  service = client.pfservice

  # If we have any open port forwards, we need to close them down
  # otherwise we'll end up with local listeners which aren't connected
  # to valid channels in the migrated meterpreter instance.
  existing_relays = []

  if service
    service.each_tcp_relay do |lhost, lport, rhost, rport, opts|
      next unless opts['MeterpreterRelay']
      if existing_relays.empty?
        print_status('Removing existing TCP relays...')
      end
      if (service.stop_tcp_relay(lport, lhost))
        print_status("Successfully stopped TCP relay on #{lhost || '0.0.0.0'}:#{lport}")
        existing_relays << {
          :lport => lport,
          :opts => opts
        }
      else
        print_error("Failed to stop TCP relay on #{lhost || '0.0.0.0'}:#{lport}")
        next
      end
    end
    unless existing_relays.empty?
      print_status("#{existing_relays.length} TCP relay(s) removed.")
    end
  end

  if pid == server.pid
    print_error("Process already running at PID #{pid}")
    return
  end

  server ? print_status("Migrating from #{server.pid} to #{pid}...") : print_status("Migrating to #{pid}")

  # Do this thang.
  client.core.migrate(pid, writable_dir, opts)

  print_status('Migration completed successfully.')

  # Update session info (we may have a new username)
  client.update_session_info

  unless existing_relays.empty?
    print_status('Recreating TCP relay(s)...')
    existing_relays.each do |r|
      client.pfservice.start_tcp_relay(r[:lport], r[:opts])
      print_status("Local TCP relay recreated: #{r[:opts]['LocalHost'] || '0.0.0.0'}:#{r[:lport]} <-> #{r[:opts]['PeerHost']}:#{r[:opts]['PeerPort']}")
    end
  end

end

#cmd_migrate_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1103

def cmd_migrate_help
  if client.platform == 'linux'
    print_line('Usage: migrate <<pid> | -P <pid> | -N <name>> [-p writable_path] [-t timeout]')
  else
    print_line('Usage: migrate <<pid> | -P <pid> | -N <name>> [-t timeout]')
  end
  print_line
  print_line('Migrates the server instance to another process.')
  print_line('NOTE: Any open channels or other dynamic state will be lost.')
  print_line
end

#cmd_pivot(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 186

def cmd_pivot(*args)
  if args.length == 0 || args.include?('-h')
    cmd_pivot_help
    return true
  end

  opts = {}
  @@pivot_opts.parse(args) { |opt, idx, val|
    case opt
    when '-t'
      opts[:type] = val
    when '-i'
      opts[:guid] = val
    when '-l'
      opts[:lhost] = val
    when '-n'
      opts[:name] = val
    when '-a'
      opts[:arch] = val
    when '-p'
      opts[:platform] = val
    end
  }

  # first parameter is the command
  case args[0]
  when 'remove', 'del', 'delete', 'rm'
    unless opts[:guid]
      print_error('Pivot listener ID must be specified (-i)')
      return false
    end

    unless opts[:guid] =~ /^[0-9a-f]{32}/i && opts[:guid].length == 32
      print_error("Invalid pivot listener ID: #{opts[:guid]}")
      return false
    end

    listener_id = [opts[:guid]].pack('H*')
    unless client.find_pivot_listener(listener_id)
      print_error("Unknown pivot listener ID: #{opts[:guid]}")
      return false
    end

    Pivot.remove_listener(client, listener_id)
    print_good("Successfully removed pivot: #{opts[:guid]}")
  when 'list', 'show', 'print'
    if client.pivot_listeners.length > 0
      tbl = Rex::Text::Table.new(
        'Header'  => 'Currently active pivot listeners',
        'Indent'  => 4,
        'Columns' => ['Id', 'URL', 'Stage'])

      client.pivot_listeners.each do |k, v|
        tbl << v.to_row
      end
      print_line
      print_line(tbl.to_s)
    else
      print_status('There are no active pivot listeners')
    end
  when 'add'
    unless opts[:type]
      print_error('Pivot type must be specified (-t)')
      return false
    end

    unless opts[:arch]
      print_error('Architecture must be specified (-a)')
      return false
    end
    unless @@pivot_supported_archs.include?(opts[:arch])
      print_error("Unknown or unsupported architecture: #{opts[:arch]}")
      return false
    end

    unless opts[:platform]
      print_error('Platform must be specified (-p)')
      return false
    end
    unless @@pivot_supported_platforms.include?(opts[:platform])
      print_error("Unknown or unsupported platform: #{opts[:platform]}")
      return false
    end

    # currently only one pivot type supported, more to come we hope
    case opts[:type]
    when 'pipe'
      pivot_add_named_pipe(opts)
    else
      print_error("Unknown pivot type: #{opts[:type]}")
      return false
    end
  else
    print_error("Unknown command: #{args[0]}")
  end
end

#cmd_pivot_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 143

def cmd_pivot_help
  print_line('Usage: pivot <list|add|remove> [options]')
  print_line
  print_line('Manage pivot listeners on the target.')
  print_line
  print_line(@@pivot_opts.usage)
  print_line
  print_line('Supported pivot types:')
  print_line('     - pipe (using named pipes over SMB)')
  print_line('Supported architectures:')
  @@pivot_supported_archs.each do |a|
    print_line('     - ' + a)
  end
  print_line('Supported platforms:')
  print_line('     - windows')
  print_line
  print_line("eg.    pivot add -t pipe -l 192.168.0.1 -n msf-pipe -a #{@@pivot_supported_archs.first} -p windows")
  print_line("       pivot list")
  print_line("       pivot remove -i 1")
  print_line
end

#cmd_pivot_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 165

def cmd_pivot_tabs(str, words)
  return %w[list add remove] + @@pivot_opts.fmt.keys if words.length == 1

  case words[-1]
  when '-a'
    return @@pivot_supported_archs
  when '-i'
    matches = []
    client.pivot_listeners.each_value { |v| matches << v.id.unpack('H*')[0] }
    return matches
  when '-p'
    return @@pivot_supported_platforms
  when '-t'
    return ['pipe']
  when 'add', 'remove'
    return @@pivot_opts.fmt.keys
  end

  []
end

#cmd_pry(*args) ⇒ Object

Open the Pry debugger on the current session


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 601

def cmd_pry(*args)
  if args.include?('-h')
    cmd_pry_help
    return
  end

  begin
    require 'pry'
  rescue LoadError
    print_error('Failed to load Pry, try "gem install pry"')
    return
  end

  print_status('Starting Pry shell...')
  print_status("You are in the \"client\" (session) object\n")

  client.pry
end

#cmd_pry_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 591

def cmd_pry_help
  print_line 'Usage: pry'
  print_line
  print_line 'Open the Pry debugger on the current session.'
  print_line
end

#cmd_read(*args) ⇒ Object

Reads data from a channel.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1383

def cmd_read(*args)
  if args.empty? || args.include?('-h')
    cmd_read_help
    return true
  end

  cid     = args[0].to_i
  length  = (args.length >= 2) ? args[1].to_i : 16384
  channel = client.find_channel(cid)

  unless channel
    print_error("Channel #{cid} is not valid.")
    return true
  end

  data = channel.read(length)

  if data && data.length
    print("Read #{data.length} bytes from #{cid}:\n\n#{data}\n")
  else
    print_error('No data was returned.')
  end

  return true
end

#cmd_read_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1373

def cmd_read_help
  print_line('Usage: read <channel_id> [length]')
  print_line
  print_line('Reads data from the supplied channel.')
  print_line
end

#cmd_resource(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1699

def cmd_resource(*args)
  if args.empty?
    cmd_resource_help
    return false
  end

  args.each do |res|
    good_res = nil
    if res == '-'
      good_res = res
    elsif ::File.exist?(res)
      good_res = res
    elsif
      # let's check to see if it's in the scripts/resource dir (like when tab completed)
      [
        ::Msf::Config.script_directory + ::File::SEPARATOR + 'resource' + ::File::SEPARATOR + 'meterpreter',
        ::Msf::Config.user_script_directory + ::File::SEPARATOR + 'resource' + ::File::SEPARATOR + 'meterpreter'
      ].each do |dir|
        res_path = dir + ::File::SEPARATOR + res
        if ::File.exist?(res_path)
          good_res = res_path
          break
        end
      end
    end
    if good_res
      client.console.load_resource(good_res)
    else
      print_error("#{res} is not a valid resource file")
      next
    end
  end
end

#cmd_resource_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1691

def cmd_resource_help
  print_line "Usage: resource path1 [path2 ...]"
  print_line
  print_line "Run the commands stored in the supplied files. (- for stdin, press CTRL+D to end input from stdin)"
  print_line "Resource files may also contain ERB or Ruby code between <ruby></ruby> tags."
  print_line
end

#cmd_resource_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1733

def cmd_resource_tabs(str, words)
  tabs = []
  #return tabs if words.length > 1
  if ( str and str =~ /^#{Regexp.escape(::File::SEPARATOR)}/ )
    # then you are probably specifying a full path so let's just use normal file completion
    return tab_complete_filenames(str,words)
  elsif (not words[1] or not words[1].match(/^\//))
    # then let's start tab completion in the scripts/resource directories
    begin
      [
        ::Msf::Config.script_directory + ::File::SEPARATOR + 'resource' + ::File::SEPARATOR + 'meterpreter',
        ::Msf::Config.user_script_directory + ::File::SEPARATOR + 'resource' + ::File::SEPARATOR + 'meterpreter',
        '.'
      ].each do |dir|
        next if not ::File.exist? dir
        tabs += ::Dir.new(dir).find_all { |e|
          path = dir + ::File::SEPARATOR + e
          ::File.file?(path) and ::File.readable?(path)
        }
      end
    rescue Exception
    end
  else
    tabs += tab_complete_filenames(str,words)
  end
  return tabs
end

#cmd_run(*args) ⇒ Object

Executes a script in the context of the meterpreter session.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1423

def cmd_run(*args)
  if args.empty? || args.first == '-h'
    cmd_run_help
    return true
  end

  # Get the script name
  begin
    script_name = args.shift
    # First try it as a Post module if we have access to the Metasploit
    # Framework instance.  If we don't, or if no such module exists,
    # fall back to using the scripting interface.
    if msf_loaded? && mod = client.framework.modules.create(script_name)
      original_mod = mod
      reloaded_mod = client.framework.modules.reload_module(original_mod)

      unless reloaded_mod
        error = client.framework.modules.module_load_error_by_path[original_mod.file_path]
        print_error("Failed to reload module: #{error}")

        return
      end

      opts = (args + [ "SESSION=#{client.sid}" ]).join(',')
      reloaded_mod.run_simple(
        #'RunAsJob' => true,
        'LocalInput'  => shell.input,
        'LocalOutput' => shell.output,
        'OptionStr'   => opts
      )
    else
      # the rest of the arguments get passed in through the binding
      client.execute_script(script_name, args)
    end
  rescue => e
    print_error("Error in script: #{script_name}")
    elog("Error in script: #{script_name}", error: e)
  end
end

#cmd_run_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1411

def cmd_run_help
  print_line('Usage: run <script> [arguments]')
  print_line
  print_line('Executes a ruby script or Metasploit Post module in the context of the')
  print_line('meterpreter session.  Post modules can take arguments in var=val format.')
  print_line('Example: run post/foo/bar BAZ=abcd')
  print_line
end

#cmd_run_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1463

def cmd_run_tabs(str, words)
  tabs = []
  unless words[1] && words[1].match(/^\//)
    begin
      if msf_loaded?
        tabs += tab_complete_postmods
      end

      [
        ::Msf::Sessions::Meterpreter.script_base,
        ::Msf::Sessions::Meterpreter.user_script_base
      ].each do |dir|
        next if not ::File.exist? dir
        tabs += ::Dir.new(dir).find_all { |e|
          path = dir + ::File::SEPARATOR + e
          ::File.file?(path) and ::File.readable?(path)
        }
      end
    rescue Exception
    end
  end

  tabs.map { |e| e.sub(/\.rb$/, '') }
end

#cmd_secureObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 323

def cmd_secure
  print_status('Negotiating new encryption key ...')
  client.core.secure
  print_good('Done.')
end

#cmd_sessions(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 309

def cmd_sessions(*args)
  if args.length == 0 || args[0].to_i == 0
    cmd_sessions_help
  elsif args[0].to_s == client.name.to_s
    print_status("Session #{client.name} is already interactive.")
  else
    print_status("Backgrounding session #{client.name}...")
    # store the next session id so that it can be referenced as soon
    # as this session is no longer interacting
    client.next_session = args[0]
    client.interacting = false
  end
end

#cmd_sessions_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 301

def cmd_sessions_help
  print_line('Usage: sessions <id>')
  print_line
  print_line('Interact with a different session Id.')
  print_line('This works the same as calling this from the MSF shell: sessions -i <session id>')
  print_line
end

#cmd_set_timeouts(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 640

def cmd_set_timeouts(*args)
  if args.length == 0 || args.include?('-h')
    cmd_set_timeouts_help
    return
  end

  opts = {}

  @@set_timeouts_opts.parse(args) do |opt, idx, val|
    case opt
    when '-c'
      opts[:comm_timeout] = val.to_i if val
    when '-x'
      opts[:session_exp] = val.to_i if val
    when '-t'
      opts[:retry_total] = val.to_i if val
    when '-w'
      opts[:retry_wait] = val.to_i if val
    end
  end

  if opts.keys.length == 0
    print_error('No options set')
  else
    timeouts = client.core.set_transport_timeouts(opts)
    print_timeouts(timeouts)
  end
end

#cmd_set_timeouts_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 627

def cmd_set_timeouts_help
  print_line('Usage: set_timeouts [options]')
  print_line
  print_line('Set the current timeout options.')
  print_line('Any or all of these can be set at once.')
  print_line(@@set_timeouts_opts.usage)
end

#cmd_set_timeouts_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 635

def cmd_set_timeouts_tabs(str, words)
  return [] if words.length > 1
  @@set_timeouts_opts.fmt.keys
end

#cmd_sleep(*args) ⇒ Object

Handle the sleep command.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 812

def cmd_sleep(*args)
  if args.empty? || args.include?('-h')
    cmd_sleep_help
    return
  end

  seconds = args.shift.to_i

  if seconds <= 0
    cmd_sleep_help
    return
  end

  print_status("Telling the target instance to sleep for #{seconds} seconds ...")
  if client.core.transport_sleep(seconds)
    print_good("Target instance has gone to sleep, terminating current session.")
    client.shutdown_passive_dispatcher
    shell.stop
  else
    print_error("Target instance failed to go to sleep.")
  end
end

#cmd_sleep_helpObject

Display help for the sleep.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 799

def cmd_sleep_help
  print_line('Usage: sleep <time>')
  print_line
  print_line('  time: Number of seconds to wait (positive integer)')
  print_line
  print_line('  This command tells Meterpreter to go to sleep for the specified')
  print_line('  number of seconds. Sleeping will result in the transport being')
  print_line('  shut down and restarted after the designated timeout.')
end

#cmd_ssl_verify(*args) ⇒ Object

Handle the SSL verification querying and setting function.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 738

def cmd_ssl_verify(*args)
  if ( args.length == 0 or args.include?("-h") )
    cmd_ssl_verify_help
    return
  end

  query = false
  enable = false
  disable = false

  settings = 0

  @@ssl_verify_opts.parse(args) do |opt, idx, val|
    case opt
    when '-q'
      query = true
      settings += 1
    when '-e'
      enable = true
      settings += 1
    when '-d'
      disable = true
      settings += 1
    end
  end

  # Make sure only one action has been chosen
  if settings != 1
    cmd_ssl_verify_help
    return
  end

  if query
    hash = client.core.get_ssl_hash_verify
    if hash
      print_good("SSL verification is enabled. SHA1 Hash: #{hash.unpack("H*")[0]}")
    else
      print_good('SSL verification is disabled.')
    end

  elsif enable
    hash = client.core.enable_ssl_hash_verify
    if hash
      print_good("SSL verification has been enabled. SHA1 Hash: #{hash.unpack("H*")[0]}")
    else
      print_error('Failed to enable SSL verification')
    end

  else
    if client.core.disable_ssl_hash_verify
      print_good('SSL verification has been disabled')
    else
      print_error('Failed to disable SSL verification')
    end
  end

end

#cmd_ssl_verify_helpObject

Help for ssl verification


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 727

def cmd_ssl_verify_help
  print_line('Usage: ssl_verify [options]')
  print_line
  print_line('Change and query the current setting for SSL verification')
  print_line('Only one of the following options can be used at a time')
  print_line(@@ssl_verify_opts.usage)
end

#cmd_transport(*args) ⇒ Object

Manage transports


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 902

def cmd_transport(*args)
  if ( args.length == 0 or args.include?("-h") )
    cmd_transport_help
    return
  end

  command = args.shift
  unless ['list', 'add', 'change', 'prev', 'next', 'remove'].include?(command)
    cmd_transport_help
    return
  end

  opts = {
    :uuid         => client.payload_uuid,
    :transport    => nil,
    :lhost        => nil,
    :lport        => nil,
    :ua           => nil,
    :proxy_host   => nil,
    :proxy_port   => nil,
    :proxy_type   => nil,
    :proxy_user   => nil,
    :proxy_pass   => nil,
    :comm_timeout => nil,
    :session_exp  => nil,
    :retry_total  => nil,
    :retry_wait   => nil,
    :cert         => nil,
    :verbose      => false
  }

  valid = true
  transport_index = 0
  @@transport_opts.parse(args) do |opt, idx, val|
    case opt
    when '-c'
      opts[:cert] = val
    when '-i'
      transport_index = val.to_i
    when '-u'
      opts[:luri] = val
    when '-H'
      opts[:proxy_host] = val
    when '-P'
      opts[:proxy_port] = val.to_i
    when '-B'
      opts[:proxy_type] = val
    when '-U'
      opts[:proxy_user] = val
    when '-N'
      opts[:proxy_pass] = val
    when '-A'
      opts[:ua] = val
    when '-C'
      opts[:comm_timeout] = val.to_i if val
    when '-X'
      opts[:session_exp] = val.to_i if val
    when '-T'
      opts[:retry_total] = val.to_i if val
    when '-W'
      opts[:retry_wait] = val.to_i if val
    when '-p'
      opts[:lport] = val.to_i if val
    when '-l'
      opts[:lhost] = val
    when '-v'
      opts[:verbose] = true
    when '-t'
      unless client.core.valid_transport?(val)
        cmd_transport_help
        return
      end
      opts[:transport] = val
    else
      valid = false
    end
  end

  unless valid
    cmd_transport_help
    return
  end

  update_transport_map

  case command
  when 'list'
    result = client.core.transport_list

    current_transport_url = result[:transports].first[:url]

    sorted_by_url = result[:transports].sort_by { |k| k[:url] }

    # this will output the session timeout first
    print_timeouts(result)

    columns = ['ID', 'Curr', 'URL', 'Comms T/O', 'Retry Total', 'Retry Wait']

    if opts[:verbose]
      columns << 'User Agent'
      columns << 'Proxy Host'
      columns << 'Proxy User'
      columns << 'Proxy Pass'
      columns << 'Cert Hash'
    end

    # next draw up a table of transport entries
    tbl = Rex::Text::Table.new(
      'SortIndex' => 0, # sort by ID
      'Indent'    => 4,
      'Columns'   => columns)

    sorted_by_url.each_with_index do |t, i|
      entry = [i + 1, current_transport_url == t[:url] ? '*' : '', t[:url],
                t[:comm_timeout], t[:retry_total], t[:retry_wait]]

      if opts[:verbose]
        entry << t[:ua]
        entry << t[:proxy_host]
        entry << t[:proxy_user]
        entry << t[:proxy_pass]
        entry << (t[:cert_hash] || '').unpack("H*")[0]
      end

      tbl << entry
    end

    print("\n" + tbl.to_s + "\n")
  when 'next'
    print_status('Changing to next transport ...')
    if client.core.transport_next
      print_good('Successfully changed to the next transport, killing current session.')
      client.shutdown_passive_dispatcher
      shell.stop
    else
      print_error('Failed to change transport, please check the parameters')
    end
  when 'prev'
    print_status('Changing to previous transport ...')
    if client.core.transport_prev
      print_good('Successfully changed to the previous transport, killing current session.')
      client.shutdown_passive_dispatcher
      shell.stop
    else
      print_error('Failed to change transport, please check the parameters')
    end
  when 'change'
    print_status('Changing to new transport ...')
    if client.core.transport_change(opts)
      print_good("Successfully added #{opts[:transport]} transport, killing current session.")
      client.shutdown_passive_dispatcher
      shell.stop
    else
      print_error('Failed to change transport, please check the parameters')
    end
  when 'add'
    print_status('Adding new transport ...')
    if client.core.transport_add(opts)
      print_good("Successfully added #{opts[:transport]} transport.")
    else
      print_error('Failed to add transport, please check the parameters')
    end
  when 'remove'
    if opts[:transport] && !opts[:transport].end_with?('_tcp') && opts[:uri].nil?
      print_error('HTTP/S transport specified without session URI')
      return
    end

    if !transport_index.zero? && @transport_map.has_key?(transport_index)
      # validate the URL
      url_to_delete = @transport_map[transport_index][:url]
      begin
        uri = URI.parse(url_to_delete)
        opts[:transport] = "reverse_#{uri.scheme}"
        opts[:lhost]     = uri.host
        opts[:lport]     = uri.port
        opts[:uri]       = uri.path[1..-2] if uri.scheme.include?('http')

      rescue URI::InvalidURIError
        print_error("Failed to parse URL: #{url_to_delete}")
        return
      end
    end

    print_status('Removing transport ...')
    if client.core.transport_remove(opts)
      print_good("Successfully removed #{opts[:transport]} transport.")
    else
      print_error('Failed to remove transport, please check the parameters')
    end
  end
end

#cmd_transport_helpObject

Display help for transport management.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 861

def cmd_transport_help
  print_line('Usage: transport <list|change|add|next|prev|remove> [options]')
  print_line
  print_line('   list: list the currently active transports.')
  print_line('    add: add a new transport to the transport list.')
  print_line(' change: same as add, but changes directly to the added entry.')
  print_line('   next: jump to the next transport in the list (no options).')
  print_line('   prev: jump to the previous transport in the list (no options).')
  print_line(' remove: remove an existing, non-active transport.')
  print_line(@@transport_opts.usage)
end

#cmd_transport_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 873

def cmd_transport_tabs(str, words)
  return %w[list change add next prev remove] + @@transport_opts.fmt.keys if words.length == 1

  case words[-1]
  when '-c'
    return tab_complete_filenames(str, words)
  when '-i'
    return (1..client.core.transport_list[:transports].length).to_a.map!(&:to_s)
  when '-l'
    return tab_complete_source_address
  when '-t'
    return %w[reverse_tcp reverse_http reverse_https bind_tcp]
  when 'add', 'remove', 'change'
    return @@transport_opts.fmt.keys
  end

  []
end

#cmd_use(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1366

def cmd_use(*args)
  #print_error("Warning: The 'use' command is deprecated in favor of 'load'")
  cmd_load(*args)
end

#cmd_uuid(*args) ⇒ Object

Get the machine ID of the target (should always be up to date locally)


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 711

def cmd_uuid(*args)
  print_good("UUID: #{client.payload_uuid}")
end

#cmd_write(*args) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1620

def cmd_write(*args)
  if args.length == 0 || args.include?("-h")
    cmd_write_help
    return
  end

  src_file = nil
  cid      = nil

  @@write_opts.parse(args) { |opt, idx, val|
    case opt
    when "-f"
      src_file = val
    else
      cid = val.to_i
    end
  }

  # Find the channel associated with this cid, assuming the cid is valid.
  unless cid && channel = client.find_channel(cid)
    print_error('Invalid channel identifier specified.')
    return true
  end

  # If they supplied a source file, read in its contents and write it to
  # the channel
  if src_file
    begin
      data = ''

      ::File.open(src_file, 'rb') { |f|
        data = f.read(f.stat.size)
      }

    rescue Errno::ENOENT
      print_error("Invalid source file specified: #{src_file}")
      return true
    end

    if data && data.length > 0
      channel.write(data)
      print_status("Wrote #{data.length} bytes to channel #{cid}.")
    else
      print_error("No data to send from file #{src_file}")
      return true
    end
  # Otherwise, read from the input descriptor until we're good to go.
  else
    print_line('Enter data followed by a "." on an empty line:')
    print_line
    print_line

    data = ''

    # Keep truckin'
    while s = shell.input.gets
      break if s =~ /^\.\r?\n?$/
      data += s
    end

    if !data || data.length == 0
      print_error('No data to send.')
    else
      channel.write(data)
      print_status("Wrote #{data.length} bytes to channel #{cid}.")
    end
  end

  return true
end

#cmd_write_helpObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1608

def cmd_write_help
  print_line('Usage: write [options] channel_id')
  print_line
  print_line('Writes data to the supplied channel.')
  print_line(@@write_opts.usage)
end

#cmd_write_tabs(str, words) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1615

def cmd_write_tabs(str, words)
  return tab_complete_filenames(str, words) if words[-1] == '-f'
  tab_complete_channels
end

#commandsObject

List of supported commands.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 49

def commands
  c = {
    '?'                        => 'Help menu',
    'background'               => 'Backgrounds the current session',
    'bg'                       => 'Alias for background',
    'close'                    => 'Closes a channel',
    'channel'                  => 'Displays information or control active channels',
    'exit'                     => 'Terminate the meterpreter session',
    'help'                     => 'Help menu',
    'irb'                      => 'Open an interactive Ruby shell on the current session',
    'pry'                      => 'Open the Pry debugger on the current session',
    'use'                      => 'Deprecated alias for "load"',
    'load'                     => 'Load one or more meterpreter extensions',
    'machine_id'               => 'Get the MSF ID of the machine attached to the session',
    'secure'                   => '(Re)Negotiate TLV packet encryption on the session',
    'guid'                     => 'Get the session GUID',
    'quit'                     => 'Terminate the meterpreter session',
    'resource'                 => 'Run the commands stored in a file',
    'uuid'                     => 'Get the UUID for the current session',
    'read'                     => 'Reads data from a channel',
    'run'                      => 'Executes a meterpreter script or Post module',
    'bgrun'                    => 'Executes a meterpreter script as a background thread',
    'bgkill'                   => 'Kills a background meterpreter script',
    'get_timeouts'             => 'Get the current session timeout values',
    'set_timeouts'             => 'Set the current session timeout values',
    'sessions'                 => 'Quickly switch to another session',
    'bglist'                   => 'Lists running background scripts',
    'write'                    => 'Writes data to a channel',
    'enable_unicode_encoding'  => 'Enables encoding of unicode strings',
    'disable_unicode_encoding' => 'Disables encoding of unicode strings'
  }

  if client.passive_service
    c['detach'] = 'Detach the meterpreter session (for http/https)'
  end

  # Currently we have some windows-specific core commands`
  if client.platform == 'windows'
    # only support the SSL switching for HTTPS
    if client.passive_service && client.sock.type? == 'tcp-ssl'
      c['ssl_verify'] = 'Modify the SSL certificate verification setting'
    end

    c['pivot'] = 'Manage pivot listeners'
  end

  if client.platform == 'windows' || client.platform == 'linux'
    # Migration only supported on windows and linux
    c['migrate'] = 'Migrate the server to another process'
  end

  # TODO: This code currently checks both platform and architecture for the python
  # and java types because technically the platform should be updated to indicate
  # the OS platform rather than the meterpreter arch. When we've properly implemented
  # the platform update feature we can remove some of these conditions
  if client.platform == 'windows' || client.platform == 'linux' ||
      client.platform == 'python' || client.arch == ARCH_PYTHON ||
      client.platform == 'java' || client.arch == ARCH_JAVA ||
      client.platform == 'android' || client.arch == ARCH_DALVIK
    # Yet to implement transport hopping for other meterpreters.
    c['transport'] = 'Change the current transport mechanism'

    # sleep functionality relies on the transport features, so only
    # wire that in with the transport stuff.
    c['sleep'] = 'Force Meterpreter to go quiet, then re-establish session.'
  end

  if msf_loaded?
    c['info'] = 'Displays information about a Post module'
  end

  c
end

#nameObject

Core baby.


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 126

def name
  'Core'
end

#pivot_add_named_pipe(opts) ⇒ Object


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 283

def pivot_add_named_pipe(opts)
  unless opts[:lhost]
    print_error('Pipe host must be specified (-l)')
    return false
  end

  unless opts[:name]
    print_error('Pipe name must be specified (-n)')
    return false
  end

  # reconfigure the opts so that they can be passed to the setup function
  opts[:pipe_host] = opts[:lhost]
  opts[:pipe_name] = opts[:name]
  Pivot.create_named_pipe_listener(client, opts)
  print_good("Successfully created #{opts[:type]} pivot.")
end

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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 676

def print_timeouts(timeouts)
  if timeouts[:session_exp]
    print_line("Session Expiry  : @ #{(Time.now + timeouts[:session_exp]).strftime('%Y-%m-%d %H:%M:%S')}")
  end
  if timeouts[:comm_timeout]
    print_line("Comm Timeout    : #{timeouts[:comm_timeout]} seconds")
  end
  if timeouts[:retry_total]
    print_line("Retry Total Time: #{timeouts[:retry_total]} seconds")
  end
  if timeouts[:retry_wait]
    print_line("Retry Wait Time : #{timeouts[:retry_wait]} seconds")
  end
end

#tab_complete_channelsObject (protected)


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1850

def tab_complete_channels
  client.channels.keys.map { |k| k.to_s }
end

#tab_complete_postmodsObject (protected)


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 1836

def tab_complete_postmods
  tabs = client.framework.modules.post.map { |name,klass|
    mod = client.framework.modules.post.create(name)
    if mod and mod.session_compatible?(client)
      mod.fullname.dup
    else
      nil
    end
  }

  # nils confuse readline
  tabs.compact
end

#update_transport_mapObject


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# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb', line 892

def update_transport_map
  result = client.core.transport_list
  @transport_map.clear
  sorted_by_url = result[:transports].sort_by { |k| k[:url] }
  sorted_by_url.each_with_index { |t, i| @transport_map[i+1] = t }
end