This botnet is costing advertisers money, even on Google, Yahoo and Bing.
The Microsoft Digital Crimes Unit today announced it has successfully disrupted a rampant botnet in collaboration with Europolís European Cybercrime Centre (EC3), the Federal Bureau of Investigation (FBI) and leaders in the technology industry, including A10 Networks Inc. The Sirefef botnet, also known as ZeroAccess, is responsible for infecting more than 2 million computers, specifically targeting search results on Google, Bing and Yahoo search engines, and is estimated to cost online advertisers $2.7 million each month. Todayís action is expected to significantly disrupt the botnetís operation, increasing the cost and risk for cybercriminals to continue doing business and preventing victimsí computers from committing fraudulent schemes. FBI, Microsoft, Europol and Industry Partners Disrupt ZeroAccess Botnet [microsoft.com]