Sophos

Troj/Krepper-N

Aliases
  • Trojan-Downloader.Win32.CWS.c
  • Trojan.Bookmarker
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 20 July 2005 21:21:38 (GMT)
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Action

More Information

Troj/Krepper-N is a Trojan for the Windows platform.

Troj/Krepper-N includes functionality to access the internet and communicate with a remote server via HTTP.

When first run Troj/Krepper-N copies itself to <Windows folder>\inet10066\services.exe.

The following registry entries are created to run services.exe on startup:

HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows
run
<Windows folder>\inet10066\services.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Run
xp_system
<Windows folder>\inet10066\services.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
xp_system
<Windows folder>\inet10066\services.exe

The following registry entry is set:

HKCU\Software\Microsoft\Internet Explorer\Main
Enable Browser Extensions
yes

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