Summary

Summary
Action
More Information
| How it spreads |
|
|---|---|
| Affected operating systems | Windows |
| Characteristics |
|
| Protection available since | 22 February 2005 13:40:38 (GMT) |
| Detected by | All Sophos products |
- Free virus, spyware, and adware scan
- Test your existing anti-virus protection
- Find threats your anti-virus missed
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.
Each user has a registry area named HKEY_USERS\[code number indicating user]\. For each user locate the entry:
HKU\[code number]\Software\Microsoft\Windows\
CurrentVersion\Run\
and remove any reference to any file you deleted.
Close the registry editor.
More Information
W32/Sdbot-VL is a worm with backdoor functionality.
W32/Sdbot-VL may spread to remote network shares with weak passwords.
W32/Sdbot-VL connects to a predetermined IRC channel and runs in the background listening for backdoor commands.
W32/Sdbot-VL contains functionality to participate in denial of service attacks and download and run further code.
W32/Sdbot-VL may spread as an archive file that also drops the proxy Trojan Troj/Ranck-CC. W32/Sdbot-VL is a worm with backdoor functionality.
W32/Sdbot-VL may spread to remote network shares with weak passwords.
W32/Sdbot-VL connects to a predetermined IRC channel and runs in the background listening for backdoor commands.
W32/Sdbot-VL contains functionality to participate in denial of service attacks and download and run further code.
W32/Sdbot-VL may spread as an archive file KERENEBO.EXE, which also drops the proxy Trojan Troj/Ranck-CC.
W32/Sdbot-VL copies itself to the Windows system folder as UWANAH.EXE and creates the following registry entries in order to run itself on system startup:
HKLM\Software\Microsoft\Windows\CurrentVersion\Run
uwanah
uwanah.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices
uwanah
uwanah.exe
HKCU\Software\Microsoft\Windows\CurrentVersion\Run
uwanah
uwanah.exe

