Sophos

Troj/Qukart-W

Aliases
  • Trojan-Spy.Win32.Qukart.w
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from July 2005 (3.95)
Protection available since 8 June 2005 12:52:13 (GMT)
Detected by All Sophos products

Action

Please follow the instructions for removing Trojans.

Change any data that may have become compromised.

You should also check your Internet Explorer settings using Tools|Internet options|General for any modifications made by the Trojan.

More Information

Troj/Qukart-W is a password stealing Trojan for the Windows platform.

When first run Troj/Qukart-W copies itself to the Windows System folder with the name Odkiiljk.exe.

The Trojan drops two clean files named !apihook.txt and !apihook.bin to the root of the C: drive, a text file named xmzf2c.dll to the System folder; and a DLL with a random filename also to the System folder.

The following registry entry is created to run code exported by the dropped Trojan DLL on startup:

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\ ShellServiceObjectDelayLoad
Web Event Logger
(7CFBACFF-EE01-1231-ABDD-416592E5D639)

The dropped DLL is registered as a COM object, creating registry entries under:

HKCR\CLSID\(7CFBACFF-EE01-1231-ABDD-416592E5D639)

Troj/Qukart-W changes settings for Microsoft Internet Explorer by modifying values under:

HKCU\Software\Microsoft\Internet Explorer\Main\FeatureControl\

The following registry entries are set, affecting internet security:

HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1
1601
0

HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3
1601
0

HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4
1601
0

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