To those of you who haven’t patch their OS, please visit AskTheAdmin and download the appropriate patch for your OS.
Another smart tip to check whether you have been infected or not have been set up by Conficker Working Group. Conficker is known to block access to over 100 anti virus websites. So if you visit Conficker Working Group’s site and see all the icons as in the screenshot below….
most probably you are not infected. If you’re blocked from viewing certain icons then most probably you’re infected. Give it a try and visit the site here