Dr.Web® anti-virus for Windows is the industry leader in curing active infections. It is an efficient tool for constant monitoring of system health that blocks attempts of viruses, Trojans, mail worms, spyware and other malicious programs to get into a protected system from any external source. Dr.Web is very user-friendly, has low system requirements and can be installed on any Windows PC.

Info: http://www.drweb-online.com/en/index.asp