https://www.bleepingcomputer.com/news/security/chinese-hackers-use-cisco-citrix-zoho-exploits-in-targeted-attacks/

The Chinese state-sponsored group APT41 has been at the helm of a range of attacks that used recent exploits to target security flaws in Citrix, Cisco, and Zoho appliances and devices of entities from a multitude of industry sectors spanning the globe.

It is not known if the campaign that started in January 2020 was designed to take advantage of companies having to focus on setting up everything needed by their remote workers while in COVID-19 lockdown or quarantine but, as FireEye researchers found, the attacks are definitely of a targeted nature.