ThreatFire is an application designed to protect your computer against malware such as trojans, spyware, rootkits, keyloggers, and buffer overflows by intelligently detecting and blocking behavior consistent with that of malware. It uses advanced patent-pending technology to detect signs of malicious behavior commonly used by malware threats.
Features Comparison - Pro and Free
Download: 14.0 MB
http://www.threatfire.com/files/tfinstall.exe