Sophos

W32/IRCBot-QY

Aliases
  • Backdoor.Win32.IRCBot.sj
  • W32/Sdbot.worm.gen.ca
Category
Type
What to do
Prevalence low high

Summary

 
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Protection available since 18 August 2006 22:14:45 (GMT)
Detected by All Sophos products
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Action

More Information

W32/IRCBot-QY is a worm and IRC backdoor for the Windows platform.

W32/IRCBot-QY runs continuously in the background, providing a backdoor server which allows a remote intruder to gain access and control over the computer via IRC channels.

When first run W32/IRCBot-QY copies itself to <Windows system folder>\wnlmzsfhobi.exe.

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

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
Fire Wall services
wnlmzsfhobi.exe

HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
Fire Wall services
wnlmzsfhobi.exe

The following registry entry is set:

HKCU\Software\Microsoft\OLE
Fire Wall services
wnlmzsfhobi.exe

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