Franco, a cybersecurity analyst, has just received a report that a piece of malware has been detected on a user's system. downloaded a solitaire game that had pictures of cats on the back of the cards, and he just couldn't resist. After examinin computer and network traffic, Franco finds that the game has been allowing an intruder to connect to the computer and e commands on the system as well as send files to a remote server. Which of the following has Franco found?

Trojan

Worm

Ransomware

RAT