DNSChanger is malicious software (malware) that changes a user’s Domain Name System (DNS) settings, in order to divert traffic to unsolicited and potentially illegal sites.
Beginning in 2007, the cyber ring responsible for DNSChanger operated under the company name “Rove Digital” and used the malware to manipulate users’ Web activity by redirecting unsuspecting users to rogue DNS servers hosted in Estonia, New York, and Chicago. In some cases, the malware had the additional effect of preventing users’ anti-virus software and operating systems from updating, thereby exposing infected machines to even more malicious software.
FBI has since seized the rogue DNS servers and the botnet’s
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