Generic.dx!38FAD93F1A​A8

This page shows details and results of our analysis on the malware Generic.dx!38FAD93F1AA8

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 DAT

7230 (2013-10-16)

Updated DAT

7230 (2013-10-16)

Minimum Engine

5600.1067

File Length

1322015

Description Added

2013-10-16

Description Modified

2013-10-16

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionGeneric.dx
Length1322015 bytes
MD538fad93f1aa81d1c5ee5737a2a142d19
SHA128193ce4bcfb279bb4fb172cfea488d65881779a


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Malware-gen
AVG (GriSoft)Generic31.AQKK (Trojan horse)
aviraTR/Symmi.8304.81
KasperskyHEUR:Trojan.Win32.Generic
BitDefenderGen:Variant.Symmi.8304
clamavPUA.Win32.Packer.Upx-53
Dr.WebTrojan.DownLoad3.20670
FortiNetW32/Pirminay.VSN!tr
MicrosoftTrojan:Win32/Gatak
SymantecTrojan.Gatak!gen3
EsetWin32/Kryptik.BEPP
normanwinpe/Troj_Generic.HFDLH
pandaGeneric Malware
SophosMal/Gatak-C

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


ActivitiesRisk Levels
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow
No digital signature is presentInformational


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:

28193CE4BCFB279BB4FB172CFEA488D65881779A

The following files have been added to the system:

  • %APPDATA%\Google Talk\googletalk.exe
  • %TEMP%\9438.exe
  • %TEMP%\nsp9.tmp
  • %TEMP%\bm1C.tmp
  • %APPDATA%\Microsoft\Ezp\cmpct

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

  • %TEMP%\nsp8.tmp
  • %TEMP%\3238.exe

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\VAGUQD\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\GOOGLETALK = %APPDATA%\Google Talk\googletalk.exe /autostart
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\ID = 1199435291
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\NAME = 3238.exe

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