Microsoft, Symantec Join Forces to Take Down Bamital Click-Fraud Botnet

Microsoft and Symantec have shut down a massive click fraud botnet known as Bamital, numerous variants of which have been in circulation since 2009 amassing several million dollars in fraudulent profit for the attackers as well as spreading more malware including scareware.The botnet thrived on hijacking clicks on targeted search engine results pages, Symantec said. Clicks on ads and malicious links were redirected to the attacker’s server, which correlates the search phrase and where the click came from to redirect the victim. see:Massive search fraud botnet seized by Microsoft and Symantec
A botnet that redirected clicks from millions of PCs has been, at least for the moment, shut down by Microsoft and Symantec. Based on the fraudulent traffic generated by the Bamital botnet, the two companies estimate that its operators netted more than $1 million a year by redirecting unsuspecting computer users to websites they didn’t intend to go, cashing in on the traffic with online advertising networks.Acting on a court order they obtained from the US District Court in Alexandria, technicians from the two companies — accompanied by federal marshals — showed up at two data centers today to take down the servers controlling the Bamital botnet., Symantec shutter another botnet
Microsoft and security software maker Symantec have revealed that they collaborated on the take-down of a botnet that had infected hundreds of thousands of computers.By stopping the botnet, infected computers were reportedly unable to search the Internet. According to the story as first reported by Reuters, this is the first time that the companies which stopped the botnet directly warned people who had infected computers and offered them clean-up tools., Symantec take down Bamital click-fraud botnet [IDG]
Microsoft and Symantec have dismantled a botnet that took over millions of computers for criminal activities such as identity theft and click fraud.The Bamital botnet threatened the US$12.7 billion online advertising industry by generating fraudulent clicks on Internet ads, which fund many of the free online services available to consumers, the companies said.As many as 8 million computers were infected with Bamital over the past two years, wrote Richard Domingues Boscovich, assistant general counsel for Microsoft’s Digital Crimes Unit, in a blog post Wednesday.

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