Sophos

Troj/Iefeat-AN

Aliases
  • Trojan-Downloader.Win32.Agent.bc
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Drops more malware
  • Installs itself in the registry
Protection available since 13 September 2005 10:12:34 (GMT)
Last updated 23 September 2005 21:21:20 (GMT)
Detected by All Sophos products
  • Endpoint Security and Control 9.0
  • Small business solutions 4.0

Action

More Information

Troj/Iefeat-AN is a Trojan for the Windows platform.

When run Troj/Iefeat-AN may drop a helper component into the Windows system folder using any of the following filenames:

msproto3.dll
msxmlpp.dll
msvsres.dll

The helper component is detected by Sophos as Troj/Dloader-AQ.

The Troj/Iefeat-AN DLL is registered as a COM object, plugin and Browser Helper Object (BHO) for Microsoft Internet Explorer, creating registry entries under:

HKCR\CLSID\{4CBC0CFC-1EE3-16BA-346D-DCBE5DB10FF9}

HKLM\SOFTWARE\Microsoft\Internet Explorer\URLSearchHooks\
{4CBC0CFC-1EE3-16BA-346D-DCBE5DB10FF9}

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\
Browser Helper Objects\{4CBC0CFC-1EE3-16BA-346D-DCBE5DB10FF9}

Registry entries are created under:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\HSA
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SE
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Uninstall\SW

Troj/Iefeat-AN provides an uninstall option which can be accessed via the Add or Remove Programs dialog in the Windows Control Panel. The software is listed as: "Home Search Assistent ", "Search Extender " and "Shopping Wizard ".

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