With more malware written in Golang than ever before, the threat from Go-based Remote Access Trojans (RATs) has never been higher. Not only has the number of Go malware increased but also the sophistication of these threats. This is a technical analysis of an advanced RAT written in Go that Intezer is calling Klingon RAT. The RAT is well-featured and resilient due to its multiple methods of persistence and privilege escalation. It was determined that the RAT is being used by cybercriminals for financial gain. It is important to stay on top of this threat as it will degrade Antivirus security through killing targeted processes and hiding communications through encrypted channels.