Trojan.Agent refers to a generic Trojan malware detection. It is used for detections that are either associated with no specific malware families or not enough information is available to pinpoint the malware family.
Backdoor.NanoCore is a Trojan capable of gathering information from Windows systems.
Backdoor.NanoCore can provide the threat actor with information such as computer name and OS of the affected system. It also opens a backdoor that allows the threat actors to access the webcam and microphone, view the desktop, create internet message windows and offers other options.
Malwarebytes protects users from Backdoor.NanoCore by using real-time protection.
Malwarebytes can remove Backdoor.NanoCore without further user interaction.