ThiefQuest ransomware is a file-stealing Mac wiper in disguise

A new data wiper and info-stealer called ThiefQuest is using ransomware as a decoy to steal files from macOS users. The victims get infected after downloading trojanized installers of popular apps from torrent trackers.

While not common, ransomware has been known to target the macOS platform in the past, with KeRanger, FileCoder (aka Findzip), and Patcher being three other examples of malware designed to encrypt Mac systems.

ThiefQuest was first spotted by K7 Lab malware researcher Dinesh Devadoss and analyzed by Malwarebytes’ Director of Mac & Mobile Thomas Reed, Jamf Principal Security Researcher Patrick Wardle, and BleepingComputer’s Lawrence Abrams, who found an interesting twist.

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Source: Bleeping Computer