Summary

Summary
Action
More Information
| Included in our products from | March 2004 (3.79) |
|---|---|
| Protection available since | 20 January 2004 16:41:27 (GMT) |
| Detected by | All Sophos products |
Action

Summary
Action
More Information
Please follow the instructions for removing Trojans.
You will also need to edit the following registry entries, if they are present. Please read the warning about editing the registry.
At the taskbar, click Start|Run. Type 'Regedit' and press Return. The registry editor opens.
Before you edit the registry, you should make a backup. On the 'Registry' menu, click 'Export Registry File'. In the 'Export range' panel, click 'All', then save your registry as Backup.
Locate the HKEY_LOCAL_MACHINE entries:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\qfqqza
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices\qfqqza
and delete them if they exist.
Close the registry editor.
More Information
Troj/Sdbot-EL is a backdoor Trojan which runs in the background as a service process and allows unauthorised remote access to the computer via IRC channels.
The Trojan copies itself to the Windows system folder as fzqw.exe and creates entries in the registry at the following locations to run itself on system restart:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run\qfqqza
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices\qfqqza
