Sophos

Sophos blogs

Troj/Brepbot-B

Aliases
  • Backdoor.Win32.Breplibot.m
  • Backdoor.Ryknos
  • W32/Brepibot
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 4 December 2005 23:08:44 (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/Brepbot-B is a backdoor Trojan for the Windows platform.

When first run Troj/Brepbot-B copies itself to <System>\csrcmd.exe and creates the following files:

<Temp>\466.bat
<Temp>\755.bat

These files can be safely deleted.

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

HKCU\Software\Microsoft\Windows\CurrentVersion\Run
WindowsTaskStat
csrcmd.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
WindowsTaskStat
csrcmd.exe

Troj/Brepbot-B includes functionality to:
- terminate and disable anti-virus and security related processes
- download files from the internet and run them

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