Win32.Afcore is a backdoor program that has an endless array of aliases just waiting to make their way into your computer.  Win32.Afcore also has Trojan abilities which allow it to enter your system undetected.  It will also run silently and on each Windows startup.  Wondering how you ended up with this pest?  Well, you may have received an infected e-mail with a downloadable attachment.  This is the most common method of distribution.  Once inside, you run the risk of having degradation in computer performance and having all of your personal information stolen.
Remedy this situation quickly by using SpyZooka to eliminate this virus.