Virus Profile: Downloader.gen.a!3024F15648C6

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 12/4/2012
Date Added: 12/4/2012
Origin: Unknown
Length: 221578
Type: Trojan
Subtype: Generic
DAT Required: 6916
Removal Instructions
   
 
 
   

Description

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.

Indication of Infection

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

Methods 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.

   

Virus Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionDownloader.gen.a
Length221578 bytes
MD53024f15648c6440f3fcd7e0f9e40f8ee
SHA1cdaf967f0b65b4df85dfe1814f69ce6be1a305f5


Other Common Detection Aliases

Company NamesDetection Names
ahnlabWin-Trojan/Xema.variant
aviraTR/Agent.1256585
Kasperskynot-a-virus:WebToolbar.Win32.FenomenGame.oqv
BitDefenderTrojan.Generic.1256585
clamavPUA.Win32.Packer.Upx-26
Dr.WebAdware.FenomenGame.4
eSafe (Alladin)Trojan/Worm
F-ProtW32/Fenomen.B.gen!Eldorado
FortiNetRiskware/Fenomen
SymantecDownloader.Trojan
EsetWin32/FenomenGame.A (application) (variant)
normanW32/DLoader.MMEK
Trend MicroTSPY_ONLINEG.LGJ
vba32WebToolbar.FenomenGame.oqt
V-BusterTrojan.Agent!XgLE35+vEuw (trojan)
Vet (Computer Associates)Win32/FenomenGame!Adware

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
Attempts to launch an instance of Internet Explorer.Low
Enumerates many system files and directories.Low
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaDownloader.gen.a
McAfee SupportedDownloader.gen.a



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:

3024f15648c6440f3fcd7e0f9e40f8ee-1615.txt

The following files have been added to the system:

  • %TEMP%\FG.url
  • %TEMP%\FG.ico
  • %USERPROFILE%\Desktop\Fenomen Games.lnk

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\FENOMEN GAMES\
  • HKEY_CURRENT_USER\SOFTWARE\FENOMEN GAMES\GAME DOWNLOADER\
  • HKEY_CURRENT_USER\SOFTWARE\FENOMEN GAMES\GAME DOWNLOADER\1.1\
  • HKEY_CURRENT_USER\SOFTWARE\FENOMEN GAMES\GAME DOWNLOADER\1.1\COMPLETED\
  • HKEY_CURRENT_USER\SOFTWARE\FENOMEN GAMES\GAME DOWNLOADER\1.1\COMPLETED\1369\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\FENOMEN GAMES\GAME DOWNLOADER\1.1\COMPLETED\1369\744407639 = NatalieBrooksTheTreasuresoftheLostKingdomAff_36566.exe
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\MAIN\WINDOW_PLACEMENT = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\INTERNET EXPLORER\TOOLBAR\LOCKED = 1

The applications attempted the following network connection(s):

  • hxxp://www.regnow.com/softsell/*****
  • 72.232.229.**:80
  • 72.232.212.***:80

   

All Users:

Please use the following instructions for all supported versions of Windows to remove threats and other potential risks:

1.Disable System Restore .

2.Update to current engine and DAT files for detection and removal.

3.Run a complete system scan.

Modifications made to the system Registry and/or INI files for the purposes of hooking system startup, will be successfully removed if cleaning with the recommended engine and DAT combination (or higher).

1. Please go to the Microsoft Recovery Console and restore a clean MBR.

On windows XP:

Insert the Windows XP CD into the CD-ROM drive and restart the computer.
When the "Welcome to Setup" screen appears, press R to start the Recovery Console.
Select the Windows installation that is compromised and provide the administrator password
Issue 'fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.


On Windows Vista and 7:

Insert the Windows CD into the CD-ROM drive and restart the computer.
Click on "Repair Your Computer"
When the System Recovery Options dialog comes up, choose the Command Prompt.
Issue 'bootrec /fixmbr' command to restore the Master Boot Record
Follow onscreen instructions
Reset and remove the CD from CD-ROM drive.

   

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