W32/Sdbot-SC

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.

W32/Sdbot-SC is an IRC backdoor Trojan with spreading capability.

When run W32/Sdbot-SC copies itself into the Windows system folder as dSAFsqs.exe and sets the following registry entries:

HKLM\Software\Microsoft\Windows\CurrentVersion\Run\
Answer Problem
dSAFsqs.exe

HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices\
Answer Problem
dSAFsqs.exe

HKCU\Software\Microsoft\Windows\CurrentVersion\Run\
Answer Problem
dSAFsqs.exe