https://www.bleepingcomputer.com/news/security/unfading-sea-haze-hackers-hide-on-military-and-govt-networks-for-6-years/

A previously unknown threat actor dubbed "Unfading Sea Haze" has been targeting military and government entities in the South China Sea region since 2018, remaining undetected all  this time.

Bitdefender researchers who discovered the threat group report that its operations align with Chinese geo-political interests, focusing on intelligence collection and espionage.