Merlin

aliases

Last seen:Mar 17, 2026

Intelligence Profile

Merlin is a cross-platform post-exploitation HTTP/2 Command & Control server and agent written in golang.

Threat Analysis

Merlin is a known-sophistication threat actor of undetermined national origin, engaged in cyber operations with a primary motivation of unknown activity patterns.

External References

→http://lockboxx.blogspot.com/2018/02/intro-to-using-gscript-for-red-teams.html

→http://lockboxx.blogspot.com/2018/02/merlin-for-red-teams.html

→https://github.com/Ne0nd0g/merlin

→https://jsac.jpcert.or.jp/archive/2024/pdf/JSAC2024_1_9_takeda_furukawa_en.pdf

→https://michaelkoczwara.medium.com/hunting-c2-with-shodan-223ca250d06f

Quick Facts

TypeAPT / Threat Group

Aliases2

Also Known As

win.merlinMerlin

External Intelligence

Malpedia: win.merlin

Research Links

MITRE ATT&CK VirusTotal Google (news) Twitter/X search

Data sourced from Malpedia, Ransomware.live, RansomLook, and CTIWATCH OSINT collection. Actor attribution is based on available intelligence and may be incomplete.

← All Threat Actors·Geopolitics Map·Search Merlin