Concrete signature match: Trojan - Appears legitimate but performs malicious actions for 32-bit Windows platform, family ValleyRat
This is a detection for the ValleyRat Remote Access Trojan (RAT), which allows an attacker to gain unauthorized remote control of an infected system. It can be used for data theft, surveillance, and deploying additional malware. The '!MTB' suffix indicates this was identified by a machine learning model based on its malicious behavior.
No detailed analysis available from definition files.
46149a4e6bd7f01e816ff0e98d10e2248f6560b8dc075a2bd00a48d7095c51d5Isolate the affected machine from the network immediately to prevent lateral movement. Run a full antivirus scan to remove the threat. Since this is a Remote Access Trojan, assume a breach: investigate for persistence, change all user and system passwords, and monitor for further suspicious activity.