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Virus Profile: RDN/Generic.grp!gc!439F9539B0D3

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 10/20/2013
Date Added: 10/20/2013
Origin: Unknown
Length: 838144
Type: Trojan
Subtype: Generic
DAT Required: 7234
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.grp!gc
Length838144 bytes
MD5439f9539b0d309471cdac6343d8d46e7
SHA1157e782c95fccd094df638fe2ec590adef9cfafe


Other Common Detection Aliases

Company NamesDetection Names
EMSI SoftwareGen:Variant.Kazy.271639 (B)
ahnlabTrojan/Win32.SmartFortress2012
FortiNetW32/Kryptik.BDPK!tr
EsetWin32/Kryptik.BNAZ

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


ActivitiesRisk Levels
Modifies Windows explorer file browser's Advanced settings. Sometimes used by malware to make executable files look like documents.Medium
Adds or modifies a system service.Low
Enumerates many system files and directories.Low
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaRDN/Generic.grp!gc
McAfee SupportedRDN/Generic.grp!gc



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:

157E782C95FCCD094DF638FE2EC590ADEF9CFAFE

The following files have been added to the system:

  • %WINDIR%\SYSTEM32\wpcap.dll
  • %WINDIR%\SYSTEM32\drivers\npf.sys
  • %WINDIR%\SYSTEM32\packet.dll

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

  • %TEMP%\tmp.exe

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\NOTEPAD\DEFAULTCOMPRESSEDRECORD = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\NOTEPAD\FLAGSMODIFIEDVALID
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\NOTEPAD\RECORDMODIFIEDMAX = DKGnhu6bzCwWqOJ6PkqCelkEBZd48RNH6bX1ns8iJ9vzH5fVKpivTTlKOW3pz3wSTw==
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\ACTIVEMODIFIEDTHEME = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\INFOPLAYEDCURRENT
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\ADVANCED\SIZECOMPLETEDVALID = DKGnhu6bzCwWqOJ6PkqCelkEBZd48RNH6bX1ns8iJ9vzH5fVKpivTTlKOW3pz3wSTw==
  • HKEY_CURRENT_USER\SOFTWARE\SYSINTERNALS\PROCESS EXPLORER\DBSAVEDUSE = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\SYSINTERNALS\PROCESS EXPLORER\LINELOADEDQUICK = DKGnhu6bzCwWqOJ6PkqCelkEBZd48RNH6bX1ns8iJ9vzH5fVKpivTTlKOW3pz3wSTw==
  • HKEY_CURRENT_USER\SOFTWARE\SYSINTERNALS\PROCESS EXPLORER\PERSISTENTLOCALIZEDNAME = [binary data]
  • HKEY_CURRENT_USER\SOFTWARE\SYSINTERNALS\PROCESS EXPLORER\PLATFORMCOMPRESSEDVALID
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\NETWORKNOTIFYER = %TEMP%\157E782C95FCCD094DF638FE2EC590ADEF9CFAFE

The applications attempted the following network connection(s):

  • 159.224.114.**:80
  • 176.1[private subnet]

   

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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