A previously undetected piece of malware found on almost 30,000 Macs worldwide is generating intrigue in security circles, which are still trying to understand precisely what it does and what purpose its self-destruct capability serves.
https://arstechnica.com/information-technology/2021/02/new-malware-found-on-30000-macs-has-security-pros-stumped/
https://arstechnica.com/information-technology/2021/02/new-malware-found-on-30000-macs-has-security-pros-stumped/