Ransomware gangs took advantage of the fact that employees started using their home-network infrastructure to perform business functions. MSPs have been at war with malware-wielding threat actors for many years, but ransomware is much more insidious and destructive than a trojan. Remote workers will often be the proverbial weak link when employees work from home, and criminals will exploit the situation by attempting to install rootkits or other malware that can help establish footholds into the company network. Remote working is a significant win for both employees and organizations, but it does not come without challenges for businesses.
Source: https://www.helpnetsecurity.com/2021/02/12/msps-cybersecurity-trends-2021/