ATT&CK

Threat actorsMITRE ATT&CK intrusion sets Malware & toolsSoftware families & tooling TechniquesTactics & techniques

ReportsPublished APT reporting SourcesEvery feed behind the archive

Developers

JSON APIFree CORS-enabled endpoints MCP serverModel Context Protocol access Source codeThis project on GitHub

Loading the archive…

Open Threat Intel Archive

Indicators are treated as facts and kept with their source_vendor, source URL, and dates; every feed is credited and redistribution-restricted feeds are flagged, not dropped. ATT&CK content is © MITRE, used under its terms. See NOTICE. The archive reports intelligence; it does not editorialize threat.

Indicators Actors Sources API GitHub

Open Threat Intel Archive

← Malware & tools

S1099malware

Samurai

Samurai is a passive backdoor that has been used by ToddyCat since at least 2020. Samurai allows arbitrary C# code execution and is used with multiple modules for remote administration and lateral movement.

Platforms: Windows

MITRE ATT&CK ↗

Linked entities · 20

usesT1105Ingress Tool Transfer usesT1095Non-Application Layer Protocol usesT1543.003Windows Service usesT1573.001Symmetric Cryptography usesT1083File and Directory Discovery usesT1027.015Compression usesT1112Modify Registry usesT1027.004Compile After Delivery usesT1132.001Standard Encoding usesT1012Query Registry usesT1036.005Match Legitimate Resource Name or…usesT1090Proxy usesT1059.003Windows Command Shell usesT1071.001Web Protocols usesT1027.007Dynamic API Resolution usesT1027Obfuscated Files or Information usesT1106Native API usesT1005Data from Local System usesT1518Software Discovery uses byG1022ToddyCat