Class: Msf::Ui::Console::CommandDispatcher::Payload

Inherits:
Object
  • Object
show all
Includes:
ModuleCommandDispatcher
Defined in:
lib/msf/ui/console/command_dispatcher/payload.rb

Overview

Payload module command dispatcher.

Constant Summary collapse

@@generate_opts = 
Rex::Parser::Arguments.new(
"-b" => [ true,  "The list of characters to avoid: '\\x00\\xff'"        ],
"-E" => [ false, "Force encoding."                                      ],
"-e" => [ true,  "The name of the encoder module to use."               ],
"-h" => [ false, "Help banner."                                         ],
"-o" => [ true,  "A comma separated list of options in VAR=VAL format." ],
"-s" => [ true,  "NOP sled length."                                     ],
"-f" => [ true,  "The output file name (otherwise stdout)"              ],
"-t" => [ true,  "The output format: #{supported_formats.join(',')}"    ],
"-p" => [ true,  "The Platform for output."                             ],
"-k" => [ false, "Keep the template executable functional"              ],
"-x" => [ true,  "The executable template to use"                       ],
"-i" => [ true,  "the number of encoding iterations."                   ])

Instance Attribute Summary

Attributes included from Msf::Ui::Console::CommandDispatcher

#driver

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

#shell, #tab_complete_items

Instance Method Summary collapse

Methods included from ModuleCommandDispatcher

#check_multiple, #check_progress, #check_show_progress, #check_simple, #cmd_check, #cmd_pry, #cmd_pry_help, #cmd_reload, #cmd_reload_help, #mod, #mod=, #reload

Methods included from Msf::Ui::Console::CommandDispatcher

#active_module, #active_module=, #active_session, #active_session=, #defanged?, #framework, #initialize, #log_error

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

#cmd_help, #cmd_help_help, #cmd_help_tabs, #deprecated_cmd, #deprecated_commands, #deprecated_help, #help_to_s, #initialize, #print, #print_error, #print_good, #print_line, #print_status, #print_warning, #tab_complete_filenames, #update_prompt

Instance Method Details

#cmd_generate(*args) ⇒ Object

Generates a payload.


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# File 'lib/msf/ui/console/command_dispatcher/payload.rb', line 55

def cmd_generate(*args)

  # Parse the arguments
  encoder_name = nil
  sled_size    = nil
  option_str   = nil
  badchars     = nil
  type         = "ruby"
  ofile        = nil
  iter         = 1
  force        = nil
  template     = nil
  plat         = nil
  keep         = false

  @@generate_opts.parse(args) { |opt, idx, val|
    case opt
      when '-b'
        badchars = Rex::Text.hex_to_raw(val)
      when '-e'
        encoder_name = val
      when '-E'
        force = true
      when '-o'
        option_str = val
      when '-s'
        sled_size = val.to_i
      when '-t'
        type = val
      when '-f'
        ofile = val
      when '-i'
        iter = val
      when '-k'
        keep = true
      when '-p'
        plat = val
      when '-x'
        template = val
      when '-h'
        print(
          "Usage: generate [options]\n\n" +
          "Generates a payload.\n" +
          @@generate_opts.usage)
        return true
    end
  }
  if (encoder_name.nil? and mod.datastore['ENCODER'])
    encoder_name = mod.datastore['ENCODER']
  end


  # Generate the payload
  begin
    buf = mod.generate_simple(
      'BadChars'    => badchars,
      'Encoder'     => encoder_name,
      'Format'      => type,
      'NopSledSize' => sled_size,
      'OptionStr'   => option_str,
      'ForceEncode' => force,
      'Template'    => template,
      'Platform'    => plat,
      'KeepTemplateWorking' => keep,
      'Iterations'  => iter)
  rescue
    log_error("Payload generation failed: #{$!}")
    return false
  end

  if(not ofile)
    # Display generated payload
    print(buf)
  else
    print_status("Writing #{buf.length} bytes to #{ofile}...")
    fd = File.open(ofile, "wb")
    fd.write(buf)
    fd.close
  end

  return true

end

#commands ⇒ Object

Returns the hash of commands specific to payload modules.


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# File 'lib/msf/ui/console/command_dispatcher/payload.rb', line 39

def commands
  super.update({
    "generate" => "Generates a payload",
  })
end

#name ⇒ Object

Returns the command dispatcher name.


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# File 'lib/msf/ui/console/command_dispatcher/payload.rb', line 48

def name
  return "Payload"
end