Orcus is a Remote Access Trojan (RAT). Programs of this type are used to remotely access or control computers. Generally, these tools can be used by anyone legitimately, however, in many cases, cyber criminals use them for malicious purposes.
They often trick people into installing these programs and then use them to steal various information to generate revenue.A new, highly sophisticated campaign that delivers the Orcus Remote Access Trojan is hitting victims in ongoing, targeted attacks. Morphisec identified the campaign after receiving notifications from its advanced prevention solution at several deployment sites.