iolo Malware Killer

Iolo Malware Killer defends your PC from malicious software. Malware Killer uses proprietary Scan Cloud-based scanning and analysis of your computer. The Malware Killer scan continuously protects your system, adding breakouts to a vast 'reputation database'. Suspicious files found by Malware Killer are sent to the Scan Cloud Sandbox.

You can find more information on using Malware Killer here.