Microsoft: Worm Operator Worked at Antivirus Firm

In a surprise filing made late Monday, Microsoft said a former technical expert at a Russian antivirus firm was the person responsible for operating the Kelihos botnet, a global spam machine that Microsoft dismantled in a coordinated takedown last year. Andrey Sabelnikov In a post to the Official Microsoft Blog, the company identified 31-year-old Andrey N. Sabelnikov of St. Petersburg, Russia as responsible for the operations of the botnet. Microsoft’s amended complaint (PDF) filed with the U.S. District Court for the Eastern District of Virginia states that Sabelnikov worked as a software engineer and project manager at a company that provided firewall, antivirus and security software.

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