DavidR
2
Are you even sure this is the win7 action center, how would it know you have a virus, as it isn’t an antivirus.
Sounds like you have a rogue/fake alert scam going on, don’t whatever you do download anything or you would most likely be downloading malware.
See http://www.malwarehelp.org/fake-windows-action-center-removal-2010.html for more info on this and its removal.
MalwareBytes Anti-Malware (MBAM), On-Demand only in free version http://download.bleepingcomputer.com/malwarebytes/mbam-setup.exe, right click on the link and select Save As or Save File (As depending on your browser), save it to a location where you can find it easily later. Download, Install Update and run, post the contents of the log in your next post.