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Ransomware group profile ยท #319 by claimed victims

Mimori ransomware

Mimori is a ransomware operation tracked by VULONE since October 2026. Its leak site has named 2 victims since October 2026, 2 of them in the last 30 days. The group most often targets Manufacturing, Technology.

Active First seen Oct 2026
2Victims claimed on leak sites
2Victims in the last 30 days
2Victims in the last 90 days
2Countries hit
1Leak-site URLs tracked, 1 online
20 Oct 2026Latest claim recorded

Victimology

Who Mimori claims to have breached, from 2 leak-site posts recorded by VULONE.

Claims per month last 12 months

Nov 2025: 0NovDec 2025: 0Jan 2026: 0Feb 2026: 0FebMar 2026: 0Apr 2026: 0May 2026: 0MayJun 2026: 0Jul 2026: 0Aug 2026: 0AugSep 2026: 0Oct 2026: 2

Top sectors

Manufacturing1
Technology1

Top countries

United Kingdom1
Canada1

Latest claimed victims 2 most recent

VictimSectorCountryClaimed
OpenText opentext.com Technology CA 20 Oct 2026
Aveva aveva.com Manufacturing GB 20 Oct 2026

All 2 Mimori victims, searchable

Full victim list with claim posts, domains, timing and exports, plus the negotiation chats and leak-site screenshots VULONE archives for this crew.

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Tactics, techniques and procedures

ATT&CK technique mapping for Mimori 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 Mimori ransomware still active?
Mimori is tracked as active. The most recent leak-site claim VULONE recorded is dated 20 October 2026. 2 victims were claimed in the last 30 days.
How many victims has Mimori claimed?
VULONE has recorded 2 leak-site victim claims attributed to Mimori since October 2026, across 2 countries and 2 sectors.
Which industries does Mimori target?
The sectors most often named on the Mimori leak site are Manufacturing, Technology.
Which countries are most affected by Mimori?
Most Mimori victims recorded by VULONE are located in United Kingdom, Canada.
Where does VULONE get Mimori 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.

Other ransomware groups

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 21 October 2026. Questions or corrections: research@vulone.com.