Sophos

Troj/SdBot-EI

Aliases
  • Backdoor.SdBot.gen
  • BKDR_SDBOT.11
Category
Type
What to do
Prevalence low high

Summary

 
Included in our products from February 2004 (3.78)
Protection available since 8 January 2004 12:36:19 (GMT)
Detected by All Sophos products

Action

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
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices

and remove any reference to any file you deleted.

Close the registry editor.

More Information

Troj/SdBot-EI 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 XCALIBRE.EXE and creates entries in the registry at the following locations to run itself on system restart:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices

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