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RDN/Generic BackDoor!b2q!86218CA5​D888

This page shows details and results of our analysis on the malware RDN/Generic BackDoor!b2q!86218CA5D888

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Threat Detail

  • Malware Type: Trojan
  • Malware Sub-type: N/A
  • Protection Added: 2014-11-25

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

94208

Description Added

2014-11-25

Description Modified

2014-11-25

Malware Proliferation

This is a Trojan

File PropertiesProperty Values
McAfee DetectionRDN/Generic BackDoor!b2q
Length94208 bytes
MD586218ca5d888d563f3ff938da75262a1
SHA17543dfe126f2fd70cf3f5c9d401f2518cf6e97a9


Other Common Detection Aliases

Company NamesDetection Names
aviraTR/Crypt.ZPACK.Gen2
KasperskyBackdoor.Win32.Androm.czq
EsetWin32/Injector.BQAS

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
Enumerates process listLow
Process attempts to call itself recursivelyLow
Attempts to write to a memory location of an unknown processLow
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaRDN/Generic BackDoor!b2q
McAfee SupportedRDN/Generic BackDoor!b2q



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:

T4tjbn3.exe

The following registry elements have been created:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUNONCE\

The following registry elements have been changed:

  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUN\T3A7JZBN = C:\RECYCLER.{[SID]}\S-1-5-21-0243556031-888888379-781862338-18617712\T4tjbn3.exe
  • HKEY_CURRENT_USER\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\RUNONCE\T3A7JZBN = C:\RECYCLER.{[SID]}\S-1-5-21-0243556031-888888379-781862338-18617712\T4tjbn3.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\ID = 1416854967
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\DIRECTDRAW\MOSTRECENTAPPLICATION\NAME = 86218ca5d888d563f3ff938da75262a1.bin

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

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.

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.