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Ransomware group profile · #531 by claimed victims

Mario Esxi ransomware

Mario Esxi is a ransomware operation tracked by VULONE since September 2026.

Defunct First seen Sep 2026
0Victims claimed on leak sites
0Victims in the last 30 days
0Victims in the last 90 days
0Countries hit
0Leak-site URLs tracked
—Latest claim recorded

Tactics, techniques and procedures

ATT&CK technique mapping for Mario Esxi is in progress. Victimology, infrastructure status and leak-site tracking are live above.

Indicators, detections and the full playbook

Hashes, C2 addresses, onion services, Sigma and YARA detections per technique, and the negotiation transcripts are available to signed-in analysts.

See full IOCs

Frequently asked

Is Mario Esxi ransomware still active?
Mario Esxi is tracked as defunct.
How many victims has Mario Esxi claimed?
VULONE has recorded 0 leak-site victim claims attributed to Mario Esxi, across 0 countries and 0 sectors.
Which industries does Mario Esxi target?
Sector data for Mario Esxi victims is not yet available.
Which countries are most affected by Mario Esxi?
Country data for Mario Esxi victims is not yet available.
Where does VULONE get Mario Esxi victim data?
Claims are collected continuously from the group's own leak sites and cross-checked with ransomware.live and RansomLook. A claim is the group's assertion, not a confirmed breach.

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Victim claims are collected from leak sites and enrichment partners (ransomware.live, RansomLook) and represent the group's own assertions, not confirmed breaches. Profile last updated 16 September 2026. Questions or corrections: [email protected].