Sophos

Troj/Agent-GVB

Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from May 2008 (4.29)
Protection available since 2 April 2008 18:20:52 (GMT)
Detected by All Sophos products

Action

More Information

Troj/Agent-GVB is a Trojan for the Windows platform.

When Troj/Agent-GVB is installed the following files are created:

<Current Folder>\sbmdl.dll
<Current Folder>\sbsm.exe

both are detected as Troj/Agent-GVB.

The following registry entry is created to run Troj/Agent-GVB on startup:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\explorer\run
start
<pathname of the Trojan executable>

The file sbmdl.dll is registered as a COM object and Browser Helper Object (BHO) for Microsoft Internet Explorer, creating registry entries under:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{7C109800-A5D5-438F-9640-18D17E168B88}

HKCR\CLSID\{7C109800-A5D5-438F-9640-18D17E168B88}

Troj/Agent-GVB changes search settings for Microsoft Internet Explorer by modifying values under:

HKCU\Software\Microsoft\Internet Explorer\Search\
HKCU\Software\Microsoft\Internet Explorer\SearchScopes\
HKCU\Software\Microsoft\Internet Explorer\SearchScopes\{DAED9266-8C28-4C1C-8B58-5C66EFF1D302}

Registry entries are set as follows:

HKLM\SOFTWARE\Microsoft\Internet Explorer\Extensions\{9034A523-D068-4BE8-A284-9DF278BE776E}
MenuText
IE Anti-Spyware

HKLM\SOFTWARE\Microsoft\Internet Explorer\Extensions\{9034A523-D068-4BE8-A284-9DF278BE776E}
Exec
http://www.iefixgate.com/redirect.php

HKLM\SOFTWARE\Microsoft\Internet Explorer\Extensions\{9034A523-D068-4BE8-A284-9DF278BE776E}
CLSID
{1FBA04EE-3024-11d2-8F1F-0000F87ABD16}

RSS|Atom
Get reports about the latest virus and spyware threats delivered to your computer