Malicious downloader known as DePriMon uses the Windows Default Print Monitors name to avoid detection on Windows machines. ESET detected ColoredLambert malware on a few of the computers infected by this most recent malicious downloader. The threat thereby became the first documented malware family to leverage port monitors, an installation technique described in the MITRE ATT&CK framework. Kaspersky Lab: Longhorn advanced threat actor has been using this suite of malware with zero-day vulnerability attacks since 2014.”]