Conficker first disables system services like Windows Automatic Update, Windows Error Reporting, etc. and then connects to a web server from where it downloads additional malware onto the victim’s computer. The worm also attaches itself to certain Windows processes such as svchost.exe, explorer.exe and services.exe.

PREVENT CONFICKER ON YOUR WINDOWS MACHINE

To prevent Conficker virus from infecting your Windows computer, you first need to disable the AutoRun feature. This can be done by downloading and installing certain updates manually forWindows XP or Windows 2000. Windows Vista users can skip this step as this is taken care of viaautomatic updates.
Now click StartRun and enter gpedit.msc and click OK.