Recent Spam Outbreak Hits Pre-Rustock Takedown Levels

August 16, 2011
Cyber Security, FedCyber Wire
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Global spam volumes have been declining since March, but Commtouch researchers reported a massive spam outbreak that flooded user in-boxes this week.

The latest spam outbreak is the largest operation seen by researchers since the end of March, Avi Turiel, director of product marketing at Commtouch, wrote on the Commtouch Cafe blog Aug. 15. The “extraordinary increase” in email messages with malware attachments began Aug. 8 and peaked Aug. 12, according to Commtouch data.

Even though the numbers are falling again, the average number of malicious emails being sent at this time is still 5.5 times greater than the average number of messages sent from the end of July to the beginning of the outbreak, Turiel said.

Continued here.