S1244 · malware · ATT&CK software
Medusa Ransomware
1 actor on record using it
Every mark is an actor ATT&CK records using this software. Red ones also exploit a CVE in CISA KEV.
Open S1244 on attack.mitre.orgMedusa Ransomware has been utilized in attacks since at least 2021. Medusa Ransomware has been known to be utilized in conjunction with living off the land techniques and remote management software. Medusa Ransomware has been used in campaigns associated with “double extortion” ransomware activity, where data is exfiltrated from victim environments prior to encryption, with threats to publish files if a ransom is not paid. Medusa Ransomware software was initially a closed ransomware variant which later evolved to a Ransomware as a Service (RaaS). Medusa Ransomware has impacted victims from a…
Source: MITRE ATT&CK, S1244. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation.
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Data as of 2026-11-15. CVE List through 2026-11-15 · EPSS of 2026-11-15 · CISA KEV checked 2026-11-15. Sources: MITRE ATT&CK (© The MITRE Corporation, reproduced and distributed with its permission), the MISP Galaxy (CC0), and CyberSIXT's own coverage.