Sophos

Sophos blogs

Troj/Bifrose-TH

Aliases
  • BackDoor-CEP.svr
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 24 February 2007 14:44:04 (GMT)
Detected by All Sophos products
  • Free virus, spyware, and adware scan
  • Test your existing anti-virus protection
  • Find threats your anti-virus missed

Action

More Information

Troj/Bifrose-TH is a backdoor Trojan for the Windows platform.

When first run Troj/Bifrose-TH copies itself to <System>\svchost.exe and creates the file <System>\plugin1.dat. This file can be safely deleted.

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

HKCU\Software\Microsoft\Windows\CurrentVersion\Run
defragsys
\svchost.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
defragsys
\svchost.exe

HKLM\SOFTWARE\Microsoft\Active Setup\Installed Components\(9B71D88C-C598-4935-C5D1-43AA4DB90836)
stubpath
\svchost.exe s

Registry entries are created under:

HKCU\Software\Wget\

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