Class: Rex::Proto::SMB::SimpleClient

Inherits:
Object
  • Object
show all
Defined in:
lib/rex/proto/smb/simpleclient.rb,
lib/rex/proto/smb/simpleclient/open_file.rb,
lib/rex/proto/smb/simpleclient/open_pipe.rb

Defined Under Namespace

Classes: OpenFile, OpenPipe

Constant Summary collapse

CONST =

Some short-hand class aliases

Rex::Proto::SMB::Constants
CRYPT =
Rex::Proto::SMB::Crypt
UTILS =
Rex::Proto::SMB::Utils
XCEPT =
Rex::Proto::SMB::Exceptions
EVADE =
Rex::Proto::SMB::Evasions

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(socket, direct = false) ⇒ SimpleClient

Pass the socket object and a boolean indicating whether the socket is netbios or cifs


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# File 'lib/rex/proto/smb/simpleclient.rb', line 32

def initialize(socket, direct = false)
  self.socket = socket
  self.direct = direct
  self.client = Rex::Proto::SMB::Client.new(socket)
  self.shares = { }
end

Instance Attribute Details

#clientObject

Private accessors


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# File 'lib/rex/proto/smb/simpleclient.rb', line 29

def client
  @client
end

#directObject

Private accessors


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# File 'lib/rex/proto/smb/simpleclient.rb', line 29

def direct
  @direct
end

#last_errorObject

Public accessors


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# File 'lib/rex/proto/smb/simpleclient.rb', line 26

def last_error
  @last_error
end

#last_shareObject

Private accessors


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# File 'lib/rex/proto/smb/simpleclient.rb', line 29

def last_share
  @last_share
end

#sharesObject

Private accessors


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# File 'lib/rex/proto/smb/simpleclient.rb', line 29

def shares
  @shares
end

#socketObject

Private accessors


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# File 'lib/rex/proto/smb/simpleclient.rb', line 29

def socket
  @socket
end

Instance Method Details

#connect(share) ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 130

def connect(share)
  ok = self.client.tree_connect(share)
  tree_id = ok['Payload']['SMB'].v['TreeID']
  self.shares[share] = tree_id
  self.last_share = share
end

#create_pipe(path, perm = 'c') ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 158

def create_pipe(path, perm = 'c')
  disposition = UTILS.create_mode_to_disposition(perm)
  ok = self.client.create_pipe(path, disposition)
  file_id = ok['Payload'].v['FileID']
  fh = OpenPipe.new(self.client, path, self.client.last_tree_id, file_id)
end

#delete(*args) ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 154

def delete(*args)
  self.client.delete(*args)
end

#disconnect(share) ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 137

def disconnect(share)
  ok = self.client.tree_disconnect(self.shares[share])
  self.shares.delete(share)
end

#login(name = '', user = '', pass = '', domain = '', verify_signature = false, usentlmv2 = false, usentlm2_session = true, send_lm = true, use_lanman_key = false, send_ntlm = true, native_os = 'Windows 2000 2195', native_lm = 'Windows 2000 5.0', spnopt = {}) ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 39

def (name = '', user = '', pass = '', domain = '',
    verify_signature = false, usentlmv2 = false, usentlm2_session = true,
    send_lm = true, use_lanman_key = false, send_ntlm = true,
    native_os = 'Windows 2000 2195', native_lm = 'Windows 2000 5.0', spnopt = {})

  begin

    if (self.direct != true)
      self.client.session_request(name)
    end
    self.client.native_os = native_os
    self.client.native_lm = native_lm
    self.client.verify_signature = verify_signature
    self.client.use_ntlmv2 = usentlmv2
    self.client.usentlm2_session = usentlm2_session
    self.client.send_lm = send_lm
    self.client.use_lanman_key =  use_lanman_key
    self.client.send_ntlm = send_ntlm

    self.client.negotiate

    # Disable NTLMv2 Session for Windows 2000 (breaks authentication on some systems)
    # XXX: This in turn breaks SMB auth for Windows 2000 configured to enforce NTLMv2
    # XXX: Tracked by ticket #4785#4785
    if self.client.native_lm =~ /Windows 2000 5\.0/ and usentlm2_session
    #	self.client.usentlm2_session = false
    end

    self.client.spnopt = spnopt

    ok = self.client.session_setup(user, pass, domain)
  rescue ::Interrupt
    raise $!
  rescue ::Exception => e
    n = XCEPT::LoginError.new
    n.source = e
    if(e.respond_to?('error_code'))
      n.error_code   = e.error_code
      n.error_reason = e.get_error(e.error_code)
    end
    raise n
  end

  return true
end

#login_split_next_ntlm1(user, domain, hash_lm, hash_nt) ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 112

def (user, domain, hash_lm, hash_nt)
  begin
    ok = self.client.session_setup_no_ntlmssp_prehash(user, domain, hash_lm, hash_nt)
  rescue ::Interrupt
    raise $!
  rescue ::Exception => e
    n = XCEPT::LoginError.new
    n.source = e
    if(e.respond_to?('error_code'))
      n.error_code   = e.error_code
      n.error_reason = e.get_error(e.error_code)
    end
    raise n
  end

  return true
end

#login_split_start_ntlm1(name = '') ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 86

def (name = '')

  begin

    if (self.direct != true)
      self.client.session_request(name)
    end

    # Disable extended security
    self.client.negotiate(false)
  rescue ::Interrupt
    raise $!
  rescue ::Exception => e
    n = XCEPT::LoginError.new
    n.source = e
    if(e.respond_to?('error_code'))
      n.error_code   = e.error_code
      n.error_reason = e.get_error(e.error_code)
    end
    raise n
  end

  return true
end

#open(path, perm, chunk_size = 48000) ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 143

def open(path, perm, chunk_size = 48000)
  mode   = UTILS.open_mode_to_mode(perm)
  access = UTILS.open_mode_to_access(perm)

  ok = self.client.open(path, mode, access)
  file_id = ok['Payload'].v['FileID']
  fh = OpenFile.new(self.client, path, self.client.last_tree_id, file_id)
  fh.chunk_size = chunk_size
  fh
end

#trans_pipe(fid, data, no_response = nil) ⇒ Object


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# File 'lib/rex/proto/smb/simpleclient.rb', line 165

def trans_pipe(fid, data, no_response = nil)
  client.trans_named_pipe(fid, data, no_response)
end