Summary

Summary
Action
More Information
| How it spreads |
|
|---|---|
| Affected operating systems | Windows |
| Characteristics |
|
| Included in our products from | September 2005 (3.97) |
| Protection available since | 19 June 2005 15:14:29 (GMT) |
| Last updated | 25 July 2005 14:27:53 (GMT) |
| Detected by | All Sophos products |
Action

Summary
Action
More Information
Please follow the instructions for removing worms.
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
W32/Sdbot-ZO is a worm and IRC backdoor Trojan for the Windows platform.
W32/Sdbot-ZO spreads across network shares protected by weak passwords.
W32/Sdbot-ZO 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. W32/Sdbot-ZO is a worm and IRC backdoor Trojan for the Windows platform.
W32/Sdbot-ZO spreads across network shares protected by weak passwords.
W32/Sdbot-ZO 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/Sdbot-ZO copies itself to <System>\burndl32.exe.
The following registry entries are created to run W32/Sdbot-ZO on startup:
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Run
System settings
burndl32.exe
HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices
System settings
burndl32.exe
