Fileless malware and cryptominer attack rates grew by nearly 900% and 25% respectively, while unique ransomware payloads plummeted by 48% in 2020 compared to 2019. Q4 2020 also brought a 41% increase in encrypted malware detections over the previous quarter and network attacks hit their highest levels since 2018. ‘The rise in sophisticated, evasive threat tactics last quarter and throughout 2020 showcases how vital it is to implement layered, end-to-end security protections,’s Corey Nachreiner, CTO at WatchGuard.
Source: https://www.helpnetsecurity.com/2021/04/07/encrypted-malware-detections-q4-2020/