Threat Profile: Generic.bfr!9B40D2723148

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Virus Profile information details
Risk Assessment: Home Low | Corporate Low
Date Discovered: 12/19/2013
Date Added: 12/19/2013
Origin: Unknown
Length: 1939240
Type: Program
Subtype: -
DAT Required: 7293
Removal Instructions
   
 
 
   

Description

McAfee Labs&trade recognizes that this program may have legitimate uses in contexts where an authorized administrator has knowingly installed this application. If you agreed to a license agreement for this or another bundled application, you may have legal obligations with regard to removing this software, or to using the host application without this software. Please contact the software vendor for further information.

See http://vil.nai.com/vil/DATReadme.aspx for a list of program detections added to the DATs.

See http://vil.nai.com/vil/pups/configuration.aspx for information about how to enable, disable, and exclude the detection of legitimately installed programs.

This software is not a virus or a Trojan. It is detected as a "potentially unwanted program" (PUP). PUPs are any piece of software that a reasonably security- or privacy-minded computer user may want to be informed of and, in some cases, remove. PUPs are often made by a legitimate corporate entity for some beneficial purpose, but they alter the security state of the computer on which they are installed, or the privacy posture of the user of the system, such that most users will want to be aware of them.

Symptoms

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

Method

This is not a virus or Trojan. PUPs do not "infect" systems. They may be installed by a user individually or possibly as a part of a software package (in a bundle, for example).

   

Virus Characteristics

This software is not a virus or a Trojan. It is detected as a "potentially unwanted program" (PUP). PUPs are any piece of software that a reasonably security- or privacy-minded computer user may want to be informed of and, in some cases, remove. PUPs are often made by a legitimate corporate entity for some beneficial purpose, but they alter the security state of the computer on which they are installed, or the privacy posture of the user of the system, such that most users will want to be aware of them.

File PropertiesProperty Values
McAfee DetectionGeneric.bfr
Length1939240 bytes
MD59b40d27231484766a87204f7a20a1bea
SHA197181f106259c8bbe0a26263a739d7c7db16de2d


Other Common Detection Aliases

Company NamesDetection Names
AVG (GriSoft)Skodna.Generic.AQN
Kasperskynot-a-virus:AdWare.Win32.iBryte.jda
Dr.WebTrojan.Packed.25016
FortiNetRiskware/IBryte_I
EsetWin32/AdWare.iBryte.J.gen application
pandaTrj/Genetic.gen
risingPE:Trojan.Injector!1.9C6C
vba32AdWare.iBryte
V-BusterRiskware.AdWare! (trojan)

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


ActivitiesRisk Levels
Attempts to connect to a high risk domain that may pose a security risk.High
Attempts to download an executable file from the web.Medium
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


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:

97181F[private subnet]BBE0A26263A739D7C7DB16DE2D

The following files have been added to the system:

  • %TEMP%\nsk89.tmp\aol_toolbar_ff.exe
  • %TEMP%\timestamp.txt
  • %TEMP%\nsk89.tmp\inetc.dll
  • %TEMP%\lock.temp
  • %TEMP%\nsk89.tmp\dnupdatersetup.exe
  • %TEMP%\nsk89.tmp\Processes.dll
  • %TEMP%\nsk89.tmp\UAC.dll
  • %TEMP%\nsk89.tmp\nsExec.dll
  • %TEMP%\nsk89.tmp\nsArray.dll
  • %TEMP%\spr5.htm
  • %TEMP%\nsk89.tmp\tbconfig.ini
  • %TEMP%\nsk89.tmp\System.dll
  • %TEMP%\aol_trio.exe
  • %TEMP%\D2M-Precheck.exe
  • %COMMONPROGRAMFILES%\software update utility\uninstall.exe
  • %TEMP%\nsk89.tmp\upgrade.xml
  • %COMMONPROGRAMFILES%\software update utility\dnu.exe
  • %TEMP%\nsk89.tmp\ToolbarDetector.dll

The following files have been changed:

  • %TEMP%orary Internet Files\Content.IE5\index.dat

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

  • %TEMP%\tmp5F.tmp
  • %TEMP%\header.jpg
  • %TEMP%\nsw9B.tmp
  • %TEMP%\tmp7F.tmp
  • %TEMP%\bottom.jpg
  • %TEMP%\tmp5C.tmp
  • %TEMP%\nsh9C.tmp\System.dll
  • %TEMP%\nsh9C.tmp\UserInfo.dll
  • %TEMP%\nsh9C.tmp
  • %TEMP%\tmp7E.tmp
  • %TEMP%\tmp62.tmp
  • %TEMP%\System.Data.SQLite.DLL
  • %TEMP%\side.jpg
  • %TEMP%\nsk89.tmp
  • %TEMP%\tmp75.tmp
  • %TEMP%\tmp7D.tmp
  • %TEMP%\nsk89.tmp\ns92.tmp
  • %TEMP%\tmp74.tmp
  • %TEMP%\nsp88.tmp
  • %TEMP%\tmp7C.tmp
  • %TEMP%\imp.dat
  • %TEMP%\tmp6F.tmp
  • %TEMP%\Impressioner.exe

The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\APPID\{6C259840-5BA8-46E6-8ED1-EF3BA47D8BA1}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\APPID\DNU.EXE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\IMPLEMENTED CATEGORIES\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\IMPLEMENTED CATEGORIES\{7DD95801-9882-11CF-9FA9-00\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\IMPLEMENTED CATEGORIES\{7DD95802-9882-11CF-9FA9-00\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\LOCALSERVER32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\PROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\PROGRAMMABLE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\VERSIONINDEPENDENTPROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{E15A9BFD-D16D-496D-8222-44CADF316E70}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{E15A9BFD-D16D-496D-8222-44CADF316E70}\LOCALSERVER32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{E15A9BFD-D16D-496D-8222-44CADF316E70}\PROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{E15A9BFD-D16D-496D-8222-44CADF316E70}\PROGRAMMABLE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{E15A9BFD-D16D-496D-8222-44CADF316E70}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{E15A9BFD-D16D-496D-8222-44CADF316E70}\VERSIONINDEPENDENTPROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATE\SHELL\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATE\SHELL\OPEN\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATE\SHELL\OPEN\COMMAND\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUIBROWSER.1\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUIBROWSER.1\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUIBROWSER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUIBROWSER\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUIBROWSER\CURVER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUPDCONTROLLER.1\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUPDCONTROLLER.1\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUPDCONTROLLER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUPDCONTROLLER\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATER.DOWNLOADUPDCONTROLLER\CURVER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{660E6F4F-840D-436D-B668-433D9591BAC5}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{660E6F4F-840D-436D-B668-433D9591BAC5}\PROXYSTUBCLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{660E6F4F-840D-436D-B668-433D9591BAC5}\PROXYSTUBCLSID32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{660E6F4F-840D-436D-B668-433D9591BAC5}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{E7435878-65B9-44D1-A443-81754E5DFC90}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{E7435878-65B9-44D1-A443-81754E5DFC90}\PROXYSTUBCLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{E7435878-65B9-44D1-A443-81754E5DFC90}\PROXYSTUBCLSID32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{E7435878-65B9-44D1-A443-81754E5DFC90}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{92380354-381A-471F-BE2E-DD9ACD9777EA}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{92380354-381A-471F-BE2E-DD9ACD9777EA}\1.0\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{92380354-381A-471F-BE2E-DD9ACD9777EA}\1.0\0\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{92380354-381A-471F-BE2E-DD9ACD9777EA}\1.0\0\WIN32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{92380354-381A-471F-BE2E-DD9ACD9777EA}\1.0\FLAGS\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{92380354-381A-471F-BE2E-DD9ACD9777EA}\1.0\HELPDIR\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\INTERNET EXPLORER\PROTOCOLEXECUTE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\INTERNET EXPLORER\PROTOCOLEXECUTE\DNUPDATE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\PREAPPROVED\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXT\PREAPPROVED\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\APPID\DNU.EXE\APPID = {6C259840-5BA8-46E6-8ED1-EF3BA47D8BA1}
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{7B089B94-D1DC-4C6B-87E1-8156E22C1D96}\APPID = {6C259840-5BA8-46E6-8ED1-EF3BA47D8BA1}
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{E15A9BFD-D16D-496D-8222-44CADF316E70}\APPID = {6C259840-5BA8-46E6-8ED1-EF3BA47D8BA1}
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\DNUPDATE\URL PROTOCOL
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{660E6F4F-840D-436D-B668-433D9591BAC5}\TYPELIB\VERSION = 1.0
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{E7435878-65B9-44D1-A443-81754E5DFC90}\TYPELIB\VERSION = 1.0
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\INTERNET EXPLORER\PROTOCOLEXECUTE\DNUPDATE\WARNONOPEN = 0
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\DISPLAYICON = %COMMONPROGRAMFILES%\Software Update Utility\dnu.exe, 201
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\DISPLAYNAME = Download Updater (AOL Inc.)
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\INSTALLLOCATION = %COMMONPROGRAMFILES%\Software Update Utility
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\NOMODIFY = 49
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\NOREPAIR = 49
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\PUBLISHER = AOL Inc.
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\UNINSTALLSTRING = %COMMONPROGRAMFILES%\Software Update Utility\uninstall.exe
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\VERSIONMAJOR = 49
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\SOFTWAREUPDUTILITY\VERSIONMINOR = 50

The applications attempted the following network connection(s):

  • 54.230.68.**:80
  • 54.243.208.***:80
  • 54.245.123.***:80
  • 205.188.87.**:80
  • 207.200.66.***:80
  • hxxp://d2myrvr3at0zas.cloudfront.net/*****
  • 54.208.92.***:80
  • hxxp://imp.premiuminstaller.com/impression.do/*****
  • hxxp://check.d2m.adk-mobile.com/impression/*****
  • hxxp://client.web.aol.com/toolbarfiles/prod/content/time/*****

   

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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