Sophos

W32/Forbot-W

Category
Type
What to do
Prevalence low high

Summary

 
How it spreads
  • Network shares
Affected operating systems Windows
Characteristics
  • Installs itself in the registry
Included in our products from November 2004 (3.87)
Protection available since 15 September 2004 07:56:56 (GMT)
Detected by All Sophos products

Action

More Information

W32/Forbot-W is a worm which attempts to spread to remote network shares. It also contains backdoor Trojan functionality, allowing unauthorised remote access to the infected computer via IRC channels while running in the background as a service process. W32/Forbot-W is a worm which attempts to spread to remote network shares. It also contains backdoor Trojan functionality, allowing unauthorised remote access to the infected computer via IRC channels while running in the background as a service process.

W32/Forbot-W copies itself to the Windows system folder as WINXPINIT.EXE and creates entries in the registry at the following locations so as to run itself on system startup:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run\Win32 USB2 Driver
HKLM\Software\Microsoft\Windows\CurrentVersion\RunOnce\Win32 USB2 Driver
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices\Win32 USB2 Driver
HKCU\Software\Microsoft\Windows\CurrentVersion\Run\Win32 USB2 Driver
HKCU\Software\Microsoft\Windows\CurrentVersion\RunOnce\Win32 USB2 Driver

W32/Forbot-W also creates its own service named "LOL", with the display name "Win32 USB2 Driver".

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