Orcus is a Remote Access Trojan with some distinctive characteristics. The RAT allows attackers to create plugins and offers a robust core feature set that makes it quite a dangerous malicious program in its class.
RAT is quite a stable type that always makes it to the top.
ANY.RUN’s top malware types in 2022
That’s why you’ll definitely come across this type in your practice, and the Orcus
Source:: The Hackers News