Ransomware is the threat of 2021. It s impacting everything from large enterprises, hospitals, to other aspects of our critical infrastructure. Here, we ll examine a few periods of time that had high traffic to malware domains on the DNSFilter network. In March of 2021, Acer was the victim of a massive ransomware attack. And only two months later, the Colonial Pipeline was breached, triggering gas shortages and increased oil prices. Just prior to the recent Kaseya ransomware breach, the most recent malware attack became our attention.
Source: https://threatpost.com/tracking-malware-and-ransomware-domains-2021/167933/

