Virus Profile: RDN/Generic.bfr!fb!08BC5A8B9D93

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 9/16/2013
Date Added: 9/16/2013
Origin: Unknown
Length: 135457
Type: Trojan
Subtype: -
DAT Required: 7199
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 DetectionRDN/Generic.bfr!fb
Length135457 bytes
MD508bc5a8b9d935bda6379f55e7ebc26a0
SHA1ba4c077e9dde45401a05a7b05be3c2d21cbd0bd5


Other Common Detection Aliases

Company NamesDetection Names
aviraTR/Dropper.Gen
KasperskyHEUR:Trojan-Downloader.Script.Generic
SymantecWS.Reputation.1
Trend MicroTROJ_GEN.R0CBH02ID13

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
Adds or modifies Internet Explorer cookiesLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaRDN/Generic.bfr!fb
McAfee SupportedRDN/Generic.bfr!fb



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:

BA4C077E9DDE45401A05A7B05BE3C2D21CBD0BD5

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

  • %TEMP%\RarSFX0\crackinstaller.exe
  • %TEMP%\RarSFX0\wscript.exe
  • %TEMP%\RarSFX0\__tmp_rar_sfx_access_check_208890
  • %TEMP%\Untitled1.bat

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\WINRAR SFX\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\WINLOGON = %APPDATA%\wscript.exe
  • HKEY_CURRENT_USER\SOFTWARE\WINRAR SFX\C%%DOCUME~1%ADMINI~1.VMG%LOCALS~1%TEMP = %TEMP%\RarSFX0

   

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.

   

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