Virus Profile: Generic.bfr!BA19A78BA9DC

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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: 523072
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 DetectionGeneric.bfr
Length523072 bytes
MD5ba19a78ba9dc0afb23e864c2f8dfe793
SHA148c729b022bd3fa83232f587d07a129aba5f3ff9


Other Common Detection Aliases

Company NamesDetection Names
avastWin32:Adware-gen
aviraAdware/Rogue.218624
Dr.WebTrojan.Click2.64268
FortiNetW32/DirectDownloader.E!tr
EsetWin32/DirectDownloader.F application
Trend MicroTROJ_DI.B9ADDC64

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


McAfee ScansScan Detections
McAfee BetaGeneric.bfr
McAfee SupportedGeneric.bfr



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:

48C729B022BD3FA83232F587D07A129ABA5F3FF9

The following files have been added to the system:

  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\downloaderDDLR.exe
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\preinstaller.exe
  • %TEMP%\nsq67.tmp\NSISdl.dll
  • %TEMP%\nscAB.tmp\Processes.dll
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\downloaderOFFER1.exe
  • %TEMP%\nsp65.tmp\NSISdl.dll
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\downloaderSTUB.exe
  • %TEMP%\nslAA.tmp\NSISdl.dll
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\downloaderOFFER0.exe
  • %TEMP%\nsf66.tmp\NSISdl.dll
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\stub.exe
  • %TEMP%\nsr68.tmp\NSISdl.dll
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\downloaderOFFER2.exe

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

  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\OpenCL.dll
  • %TEMP%\nst60.tmp
  • %TEMP%\nsp65.tmp
  • %TEMP%\nscAB.tmp
  • %TEMP%\nsf64.tmp\NSISdl.dll
  • %TEMP%\nsf66.tmp
  • %TEMP%\nslAA.tmp
  • %TEMP%\nsq67.tmp
  • %TEMP%\nsf64.tmp
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\optimizer.exe
  • %TEMP%\nsf63.tmp
  • %TEMP%\nsr68.tmp
  • %TEMP%\nsjA9.tmp
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\DirectDownloaderInstaller.exe
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\BitAcceleratorDDLRinstaller.exe
  • %TEMP%\nsz62.tmp
  • %TEMP%\nsi5F.tmp
  • %TEMP%\nsj10.tmp
  • %TEMP%\ed9cd45d4779849589dd5ec3fd221f2d\updater.exe
  • %TEMP%\nsd61.tmp

The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\DIRECTDOWNLOADER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\DIRECTDOWNLOADER\OPENBITCOIN2\

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\DIRECTDOWNLOADER\OPENBITCOIN2\OFFERED = yes

The applications attempted the following network connection(s):

  • 199.58.162.**:80
  • hxxp://www.directdownloader.com/toolbars/*****
  • hxxp://www.directdownloader.com/*****
  • hxxp://www.openbitcoin.org/static/dist/*****

   

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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