While it’s true that Macs are less likely to be attacked on the basis that there are fewer Macs than PCs, Mac users can be a very lucrative target and hence considered worth the effort. As a result Macs can get targeted by malware and viruses.
Indeed, even Apple’s software chief Craig Federighi said (in the 2021 trial between Apple and Epic) that: “Today, we have a level of malware on the Mac that we don’t find acceptable.” While his motive was to point out that there is a benefit to forcing iPhone and iPad users to only install apps via the iOS App Store, the point is that even Apple staff admit there are Mac viruses. (Here’s What to do if you think your Mac has a virus.)
Macs are generally safer than PCs though. This is partly because the Mac operating system is Unix-based and therefore more difficult to exploit, it’s also because Apple has such tight control over the hardware and software, and Macs are safer due to the various protections and security measures built into the Mac and the Mac operating system that makes Macs more difficult to exploit.
Read more at Macworld.com