hi everyone, i started getting notifications saying that my copy of windows 7 was not genuine. i ran malwarebytes and it picked up a Hacktool.Wpakill infection, log is below: Malwarebytes Anti-Malware 1.61.0.1400 www.malwarebytes.org Database version: v2012.05.07.05 Windows 7 x64 NTFS Internet Explorer 9.0.8112.16443 User :: USER-PC [administrator] 8/5/2012 12:29:38 AM mbam-log-2012-05-08 (01-45-08).txt Scan type: Full scan Scan options enabled: Memory | Startup | Registry | File System | Heuristics/Extra | Heuristics/Shuriken | PUP | PUM Scan options disabled: P2P Objects scanned: 410757 Time elapsed: 1 hour(s), 13 minute(s), 38 second(s) Memory Processes Detected: 0 (No malicious items detected) Memory Modules Detected: 0 (No malicious items detected) Registry Keys Detected: 0 (No malicious items detected) Registry Values Detected: 0 (No malicious items detected) Registry Data Items Detected: 0 (No malicious items detected) Folders Detected: 0 (No malicious items detected) Files Detected: 1 C:\Users\User\Downloads\Win 7 activation RemoveWAT.exe (HackTool.Wpakill) -> No action taken. (end) message seems to have gone however internet has been running slower than useual, any ideas on what this virus is? thanks