Affected Operating Systems

Recovery Instructions:
Please follow the instructions for removing worms.
You will also need to edit the following registry entries, if 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\
Microsoft Firewall Settings Loader = conf32.exe
HKLM\Software\Microsoft\Windows\CurrentVersion\RunServices\
Microsoft Firewall Settings Loader = conf32.exe
and delete them if they exist.
Close the registry editor.