Yesterday, users of Sophos’s security products (including our free anti-virus for Mac home users) had their protection automatically updated to protect against a new Mac OS X Trojan horse that has been distributed via torrent sites such as PirateBay.
Copies of the legitimate Mac OS X image editing app GraphicConverter version 7.4 were uploaded to file-sharing networks. However, they came with an unexpected addition.
Hidden inside the download was a copy of the OSX/Miner-D (also known as ‘DevilRobber’) Trojan horse.
If your Mac computer was infected by the malware, the first thing you might notice is performance becoming sluggish.
Read more: Naked Security