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

S0487malware

Kessel

Kessel is an advanced version of OpenSSH which acts as a custom backdoor, mainly acting to steal credentials and function as a bot. Kessel has been active since its C2 domain began resolving in August 2018.

Platforms: Linux

MITRE ATT&CK ↗

Linked entities · 14

usesT1027.013Encrypted/Encoded File usesT1105Ingress Tool Transfer usesT1030Data Transfer Size Limits usesT1059Command and Scripting Interpreter usesT1140Deobfuscate/Decode Files or Infor…usesT1016System Network Configuration Disc…usesT1554Compromise Host Software Binary usesT1082System Information Discovery usesT1090Proxy usesT1556Modify Authentication Process usesT1132.001Standard Encoding usesT1560Archive Collected Data usesT1041Exfiltration Over C2 Channel usesT1048.003Exfiltration Over Unencrypted Non…