Generic.dx!CA8549AF4A​86

This page shows details and results of our analysis on the malware Generic.dx!CA8549AF4A86

Overview

This is a Trojan detection. Unlike viruses, Trojans do not self-replicate. They are spread manually, often under the premise that they are beneficial or wanted. The most common installation methods involve system or security exploitation, and unsuspecting users manually executing unknown programs. Distribution channels include e-mail, malicious or hacked Web pages, Internet Relay Chat (IRC), peer-to-peer networks, etc.


Minimum Engine

5600.1067

File Length

680520

Description Added

2014-03-12

Description Modified

2014-03-12

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionGeneric.dx
Length680520 bytes
MD5ca8549af4a860610dd98c109b30d5519
SHA1b8866780dbeb3e9dcaecbb389d61a8b9a586331c


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Rootkit-gen [Rtk]
AVG (GriSoft)InstallCore.D
Dr.WebTrojan.MulDrop5.10078
Eseta variant of Win32/InstallCore.JE.gen
risingPE:Malware.XPACK-LNR/Heur!1.5594
vba32Downware.InstallCore

Other brands and names may be claimed as the property of others.


ActivitiesRisk Levels
Creates one or more shortcuts (.LNK files) to provide user accessible links to start a program usually form the desktop or start menu.Low
Enumerates many system files and directories.Low
Enumerates process listLow
Attempts to send data or commands via HTTPLow
Adds or modifies Internet Explorer cookiesLow


McAfee ScansScan Detections
McAfee BetaGeneric.dx
McAfee SupportedGeneric.dx



System Changes

Some path values have been replaced with environment variables as the exact location may vary with different configurations.
e.g.
%WINDIR% = \WINDOWS (Windows 9x/ME/XP/Vista/7), \WINNT (Windows NT/2000)
%PROGRAMFILES% = \Program Files


The following files were analyzed:

B8866780DBEB3E9DCAECBB389D61A8B9A586331C

The following files have been added to the system:

  • %TEMP%\ish220828\locale\EN.locale
  • %TEMP%\ish220828\images\Color_Button.png
  • %TEMP%\ish220828\images\default_tb.png
  • %TEMP%\ish220828\css\sdk-ui\images\progress-bg-corner.png
  • %TEMP%\ish220828\images\Resume_Button.png
  • %TEMP%\ish220828\locale\ES.locale
  • %TEMP%\ish220828\images\progress.png
  • %TEMP%\ish220828\images\Quick_Specs.png
  • %TEMP%\ish220828\locale\JA.locale
  • %TEMP%\ish220828\images\BG.png
  • %TEMP%\ish220828\csshover3.htc
  • %TEMP%\ish220828\images\icon_generic.png
  • %TEMP%\ish220828\locale\EL.locale
  • %TEMP%\ish220828\images\default_wi.png
  • %TEMP%\ish220828\images\Color_Button_Hover.png
  • %TEMP%\ish220828\locale\PT.locale
  • %TEMP%\ish220828\images\Grey_Button_Hover.png
  • %TEMP%\ish220828\locale\ZH.locale
  • %TEMP%\ish220828\css\ie6_main.css
  • %TEMP%\ish220828\locale\KO.locale
  • %TEMP%\ish220828\locale\RU.locale
  • %TEMP%\ish220828\images\loader.gif
  • %TEMP%\ish220828\locale\DE.locale
  • %TEMP%\ish220828\locale\DA.locale
  • %TEMP%\ish220828\images\Grey_Button.png
  • %TEMP%\ish220828\locale\NL.locale
  • %TEMP%\ish220828\form.bmp.Mask
  • %TEMP%\ish220828\css\main.css
  • %TEMP%\ish220828\images\close.png
  • %TEMP%\ish220828\locale\NO.locale
  • %TEMP%\ish220828\locale\ID.locale
  • %TEMP%\is495002259\228358_stp.EXE.part
  • %USERPROFILE%\Desktop\Continue Adobe Acrobat Professional 11.0 Installation.lnk
  • %TEMP%\ish220828\locale\IT.locale
  • %TEMP%\ish220828\css\sdk-ui\progress-bar.css
  • %TEMP%\ish220828\locale\PL.locale
  • %TEMP%\ish220828\css\sdk-ui\browse.css
  • %TEMP%\is495002259\228358_stp.EXE
  • %TEMP%\ish220828\locale\FI.locale
  • %TEMP%\ish220828\css\sdk-ui\checkbox.css
  • %TEMP%\ish220828\css\sdk-ui\images\button-bg.png
  • %TEMP%\ish220828\css\sdk-ui\images\progress-bg.png
  • %TEMP%\ish220828\images\Pause_Button.png
  • %TEMP%\ish220828\images\close_hover.png
  • %TEMP%\ish220828\css\sdk-ui\button.css
  • %TEMP%\ish220828\locale\AR.locale
  • %TEMP%\ish220828\locale\CS.locale
  • %TEMP%\ish220828\locale\SV.locale
  • %TEMP%\ish220828\images\sponsored.png
  • %TEMP%\ish220828\css\sdk-ui\images\progress-bg2.png
  • %TEMP%\ish220828\images\ProgressBar.png
  • %TEMP%\ish220828\locale\FR.locale
  • %TEMP%\ICReinstall_B8866780DBEB3E9DCAECBB389D61A8B9A586331C
  • %TEMP%\ish220828\locale\TR.locale

The following files were temporarily written to disk then later removed:

  • %TEMP%\ish220828\bootstrap_49161.html
  • %TEMP%\Cab52.tmp
  • %TEMP%\00037BA9.log
  • %TEMP%\00037427.log
  • %TEMP%\Tar53.tmp
  • %TEMP%\00035E4E.log

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\ID = 708992537
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\NAME = B8866780DBEB3E9DCAECBB389D61A8B9A586331C

The applications attempted the following network connection(s):

  • 166.78.44.***:80
  • 54.203.245.**:80
  • hxxp://www.phpnuke.org/img/pn/layout/*****
  • 54.203.246.**:80
  • 198.50.173.***:443
  • 192.95.22.***:80
  • 198.50.173.***:80
  • hxxp://os.togglecdn.com/toggle/*****

Symptoms

This symptoms of this detection are the files, registry, and network communication referenced in the characteristics section.

Method of Infection

Trojans do not self-replicate. They are spread manually, often under the premise that the executable is something beneficial. Distribution channels include IRC, peer-to-peer networks, newsgroup postings, e-mail, etc.

Removal

Please use the following instructions for all supported versions of Windows:


1. Disable Windows System Restore. For instructions, please refer to: http://www.mcafee.com/us/downloads/free-tools/disabling-system-restore.aspx

2. Update your McAfee Anti-Virus product to the latest version (when possible), and ensure the latest DAT and Engine and any applicable EXTRA.DATs are installed.

3. Run a full system scan. (On-Demand Scan)

4. Reboot, as soon as it is convenient, to ensure all malicious components are removed.

Variants