Rogueware campaign targeting Mac users

Not only Windows users are a target of bad guys that want to distribute rogueware. Now they are also attacking Mac users using the same and old blackhat SEO techniques, poisoning search results in popular search engines.

During our research about Osama Bin Laden's death we saw the same malicious domains serving two rogueware applications specific to Mac OSX, called Best Mac Antivirus and MACDefender.

When doing searches the user can be redirected to some malicious domains, like this for example: ***-antivirus.cz.cc/fast-scan2/

So the malicious pages check for: browser agent (it must be Safari), the IP address (only US domains now) and the referrer (if it is Google or other search engine). After these checks the malicious page will show a fake scan screen:

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