Jim Finkle reports:
Apple Inc customers were targeted by hackers over the weekend in the first campaign against Macintosh computers using a pernicious type of software known as ransomware, researchers with Palo Alto Networks Inc told Reuters on Sunday.
[…]
Palo Alto Threat Intelligence Director Ryan Olson said the “KeRanger” malware, which appeared on Friday, was the first functioning ransomware attacking Apple’s Mac computers.
Read more on Reuters. More information on KeRanger can be found on Palo Alto Network’s site, here, with instructions as to how to check if you’ve been infected. The lockup occurs 3 days post-infection.