Virus Profile: RDN/Generic BackDoor!tm!2A90DD5E381B

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 9/15/2013
Date Added: 9/16/2013
Origin: Unknown
Length: 212480
Type: Trojan
Subtype: -
DAT Required: 7199
Removal Instructions


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 BackDoor!tm
Length212480 bytes

Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Injector-BJB [Trj]
AVG (GriSoft)BackDoor.Generic17.AMPG (Trojan horse)
EsetMSIL/Kryptik.ML trojan (variant)
Trend MicroTROJ_GEN.R021C0EHO13
V-BusterTrojan.DR.Dapato!YosURGYnAxQ (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 BetaRDN/Generic BackDoor!tm
McAfee SupportedRDN/Generic BackDoor!tm

System Changes

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

The following files were analyzed:


The following files have been added to the system:

  • %USERPROFILE%\Local Settings\Application Data\GDIPFONTCACHEV1.DAT
  • %APPDATA%\r58Ies.tmp
  • %APPDATA%\lOUQ47qP\zmjbxtU.exe
  • %APPDATA%\Administrator.txt

The following registry elements have been changed:


The applications attempted the following network connection(s):

  • 192.151.154.***:80
  • 2.219.209.***:1339


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

1. Disable Windows System Restore. For instructions, please refer to:

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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