Trojan-FDPE!Gamarue!8​1110BE20624

This page shows details and results of our analysis on the malware Trojan-FDPE!Gamarue!81110BE20624

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

741888

Description Added

2014-03-31

Description Modified

2014-03-31

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionTrojan-FDPE!Gamarue
Length741888 bytes
MD581110be2062442ad0fcb11e306cbfb15
SHA1be65f135e5ba52f9235d597326924672f91d4abb


Other Common Detection Aliases

Company NamesDetection Names
EMSI SoftwareGen:Variant.Zusy.82625 (B)
ahnlabTrojan/Win32.Generic
avastWin32:Inject-BGF
AVG (GriSoft)BackDoor.Generic18.QSA (Trojan horse)
aviraTR/Dropper.MSIL.40852
KasperskyBackdoor.Win32.Androm.bnjb
BitDefenderGen:Variant.Zusy.82625
Dr.WebTrojan.DownLoader9.23602
FortiNetMSIL/Injector.DIMO!tr
MicrosoftWorm:Win32/Gamarue.I
EsetMSIL/Injector.CSS
normanwinpe/Troj_Generic.SQMRF
pandaGeneric Malware
SophosTroj/MSIL-KU
vba32Backdoor.Androm
V-BusterBackdoor.Androm!TlVUZr36Hl4 (trojan)

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


ActivitiesRisk Levels
Attempts to write to a memory location of a previously loaded process.Medium
Enumerates many system files and directories.Low
Process attempts to call itself recursivelyLow
Adds or modifies Internet Explorer cookiesLow
Attempts to write to a memory location of an unknown processLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaTrojan-FDPE!Gamarue
McAfee SupportedTrojan-FDPE!Gamarue



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:

BE65F135E5BA52F9235D597326924672F91D4ABB

The following files have been added to the system:

  • %APPDATA%\Windwsdef\Windowsdefender.exe.lnk
  • %APPDATA%\Windwsdef\Windowsdefender.exe
  • %USERPROFILE%\Local Settings\Application Data\GDIPFONTCACHEV1.DAT
  • %ALLUSERSPROFILE%\Local Settings\Temp\mswdeyyxz.exe

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

  • %TEMP%\OHOHOHOHOHHO.exe

The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\EXPLORER\RUN\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS NT\CURRENTVERSION\WINLOGON\SHELL = %APPDATA%\Windwsdef\Windowsdefender.exe,explorer.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\POLICIES\EXPLORER\RUN\375 = C:\DOCUME~1\ALLUSE~1\LOCALS~1\Temp\mswdeyyxz.exe

The applications attempted the following network connection(s):

  • 185.28.20.**:80
  • hxxp://ggayeee.hol.es/panel/*****
  • 65.55.138.***:80
  • 208.100.11.***:80
  • 74.125.25.***:587

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