BackDoor-FEH!7EFE2A16​7DE9

This page shows details and results of our analysis on the malware BackDoor-FEH!7EFE2A167DE9

Overview

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

127945

Description Added

2014-03-31

Description Modified

2014-03-31

Malware Proliferation

Characteristics

This is a Trojan

File PropertiesProperty Values
McAfee DetectionBackDoor-FEH
Length127945 bytes
MD57efe2a167de9e51ae6baa86773ed9b13
SHA12969692355f414c1bf5f41a35836e535f1d0f9af


Other Common Detection Aliases

Company NamesDetection Names
ahnlabDropper/Win32.Cinmus
avastWin32:BHO-GG
aviraTR/BHO.Gen2
KasperskyTrojan.Win32.BHO.cohj
Dr.WebAdware.Sogou.915
FortiNetW32/AdClicker.ER!tr
SymantecAdware.CPush
EsetWin32/Adware.Cinmus application
normanwin32/CPush.KVD
SophosTroj/AdClick-ER
vba32Trojan.BHO

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


ActivitiesRisk Levels
Enumerates many system files and directories.Low
No digital signature is presentInformational


McAfee ScansScan Detections
McAfee BetaBackDoor-FEH
McAfee SupportedBackDoor-FEH



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:

2969692355F414C1BF5F41A35836E535F1D0F9AF

The following files have been added to the system:

  • %COMMONPROGRAMFILES%\pushware\uninst.exe
  • %TEMP%\nsu9.tmp
  • %COMMONPROGRAMFILES%\pushware\cpush.dll

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

  • %TEMP%\nsz8.tmp

The following registry elements have been created:

  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFD-75AD-4E51-AB43-E09E9351CE16}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFD-75AD-4E51-AB43-E09E9351CE16}\INPROCSERVER32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\INPROCSERVER32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\PROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\PROGRAMMABLE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\VERSIONINDEPENDENTPROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\INPROCSERVER32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\PROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\PROGRAMMABLE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\VERSIONINDEPENDENTPROGID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\PROXYSTUBCLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\PROXYSTUBCLSID32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\PROXYSTUBCLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\PROXYSTUBCLSID32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\TYPELIB\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEWCOSOMEDIUMPOP.POPCOSO.1\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEWCOSOMEDIUMPOP.POPCOSO.1\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEWCOSOMEDIUMPOP.POPCOSO\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEWCOSOMEDIUMPOP.POPCOSO\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEWCOSOMEDIUMPOP.POPCOSO\CURVER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEXYADPOPUP.AYLOGIC.1\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEXYADPOPUP.AYLOGIC.1\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEXYADPOPUP.AYLOGIC\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEXYADPOPUP.AYLOGIC\CLSID\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\NEXYADPOPUP.AYLOGIC\CURVER\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0\0\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0\0\WIN32\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0\FLAGS\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\TYPELIB\{DE2267BD-B163-407F-9E8D-6ADEC771E7AB}\1.0\HELPDIR\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CPUSH\
  • HKEY_LOCAL_MACHINE\SOFTWARE\CPUSH\UPDATE\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROPLUGINS\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROPLUGINS\COMMON\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\EXPLORER\BROWSER HELPER OBJECTS\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\CONTENTMATCH\

The following registry elements have been changed:

  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\APPID
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{11F09AFE-75AD-4E52-AB43-E09E9351CE17}\INPROCSERVER32\THREADINGMODEL = apartment
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\APPID
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\CLSID\{CDE9EB54-A08E-4570-B748-13F5DDB5781C}\INPROCSERVER32\THREADINGMODEL = apartment
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{0AD3AB16-6D0E-4F04-8660-FB1F36BC2DC0}\TYPELIB\VERSION = 1.0
  • HKEY_LOCAL_MACHINE\SOFTWARE\CLASSES\INTERFACE\{50C4CDD9-22D7-49FF-AC6D-7D4D528A3AB2}\TYPELIB\VERSION = 1.0
  • HKEY_LOCAL_MACHINE\SOFTWARE\CPUSH\UPDATE\AD_VERSION = 1,2,5,0
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROPLUGINS\COMMON\BACKUP = 1726651
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROPLUGINS\COMMON\PARAM = sid=ad
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROPLUGINS\COMMON\SIZE = 17799220
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROPLUGINS\COMMON\TLEN = 34442399
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\CONTENTMATCH\DISPLAYNAME = Content Match Software
  • HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\WINDOWS\CURRENTVERSION\UNINSTALL\CONTENTMATCH\UNINSTALLSTRING = %COMMONPROGRAMFILES%\PushWare\Uninst.exe

Symptoms

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

Method 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.

Removal

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.

Variants