Add machine ID support to the command list

lib/rex/post/meterpreter/client_core.rb

@@ -230,6 +230,16 @@ class ClientCore < Extension
     return true
   end
 
+  def machine_id
+    request = Packet.create_request('core_machine_id')
+
+    response = client.send_request(request)
+
+    id = response.get_tlv_value(TLV_TYPE_MACHINE_ID)
+    # TODO: Determine if we're going to MD5/SHA1 this
+    return Rex::Text.md5(id)
+  end
+
   def change_transport(opts={})
     request = Packet.create_request('core_change_transport')
 

lib/rex/post/meterpreter/packet.rb

@@ -91,6 +91,8 @@ TLV_TYPE_MIGRATE_SOCKET_PATH = TLV_META_TYPE_STRING | 409
 TLV_TYPE_TRANSPORT_TYPE      = TLV_META_TYPE_UINT   | 430
 TLV_TYPE_TRANSPORT_URL       = TLV_META_TYPE_STRING | 431
 
+TLV_TYPE_MACHINE_ID          = TLV_META_TYPE_STRING | 460
+
 TLV_TYPE_CIPHER_NAME         = TLV_META_TYPE_STRING | 500
 TLV_TYPE_CIPHER_PARAMETERS   = TLV_META_TYPE_GROUP  | 501
 
@@ -185,6 +187,7 @@ class Tlv
       when TLV_TYPE_MIGRATE_ARCH; "MIGRATE-ARCH"
       when TLV_TYPE_TRANSPORT_TYPE; "TRANSPORT-TYPE"
       when TLV_TYPE_TRANSPORT_URL; "TRANSPORT-URL"
+      when TLV_TYPE_MACHINE_ID; "MACHINE-ID"
 
       #when Extensions::Stdapi::TLV_TYPE_NETWORK_INTERFACE; 'network-interface'
       #when Extensions::Stdapi::TLV_TYPE_IP; 'ip-address'

lib/rex/post/meterpreter/ui/console/command_dispatcher/core.rb

@@ -63,6 +63,7 @@ class Console::CommandDispatcher::Core
       "use"        => "Deprecated alias for 'load'",
       "load"       => "Load one or more meterpreter extensions",
       "transport"  => "Change the current transport mechanism",
+      "machine_id" => "Get the MSF ID of the machine attached to the session",
       "quit"       => "Terminate the meterpreter session",
       "resource"   => "Run the commands stored in a file",
       "read"       => "Reads data from a channel",
@@ -333,6 +334,10 @@ class Console::CommandDispatcher::Core
     Rex::Ui::Text::IrbShell.new(binding).run
   end
 
+  def cmd_machine_id(*args)
+    print_good("Machine ID: #{client.core.machine_id}")
+  end
+
   def cmd_transport(*args)
     if ( args.length == 0 or args.include?("-h") )
       #cmd_transport_help