Windows 7: Why malware networks are beating antivirus software

This week I’m watching a gang of malware distributors preying on Windows users. How are traditional antivirus programs doing against this particular threat? The case study shows why signatures and scans offer imperfect protection.
The most consistent thing about the malware business is that it’s constantly changing. The field is dominated by gangs that use hit-and-run tactics. A new report by Blue Coat Systems, a security company that specializes in cloud-based services, provides some interesting (and rare) details about how the malware business ebbs and flows.