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New 'f0xy' malware is intelligent - employs cunning stealth & trickery

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Posted: 30 Jan 2015 04:18 AM | ngriffin | no comments

Websense Security Labs have discovered a new and emerging malware downloader that employs evasion techniques and downloads a cryptocurrency miner. The new malware,which we have named 'f0xy', is able to dynamically change its command-and-control (C&C), and downloadand execute arbitrary files. More interestingly, f0xy's evasion tactics include leveraging the popular Russian social networking site VKontakte, and employing Microsoft's Background Intelligent Transfer Service to download files.

The behavior of f0xy backs up our 2015 security predictions that cybercriminals will continue to hide their C2 infrastructure within legitimate websites. We believe that this will be a growing trend in 2015, as malware authors realize that detecting malicious intent on legitimate websites can be difficult for security vendors.

Websense customers are protected against this threat with ACE, ourAdvanced Classification Engine,...(continued)

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