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Ransomware group profile · #660 by claimed victims

Tssxx25 ransomware

Tssxx25 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
1Leak-site URLs tracked, 0 online
—Latest claim recorded

Tactics, techniques and procedures

ATT&CK technique mapping for Tssxx25 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 Tssxx25 ransomware still active?
Tssxx25 is tracked as defunct.
How many victims has Tssxx25 claimed?
VULONE has recorded 0 leak-site victim claims attributed to Tssxx25, across 0 countries and 0 sectors.
Which industries does Tssxx25 target?
Sector data for Tssxx25 victims is not yet available.
Which countries are most affected by Tssxx25?
Country data for Tssxx25 victims is not yet available.
Where does VULONE get Tssxx25 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].