Ransomware group

Kazu ransomware: victims and leak site activity

The Kazu ransomware group has listed 20 victims on its leak site since November 2025; its latest post is from 7 September 2026. Most affected countries: United States, Brazil and Canada. Most targeted sector: Healthcare.

Total posts 20
First seen 2025-11-11
Latest post 2026-09-07
Countries hit 12

About Kazu

Kazu is an emerging ransomware group active since September 2025 that employs double-extortion tactics, targeting government, healthcare, and financial organizations primarily in Southeast Asia, the Middle East, and Latin America, with notable claimed breaches including Dubai's Ports, Customs and Free Zone Corporation with 1.94 TB exfiltrated.

Leak site (Tor)
http://6czlbd2jfiy6765fbnbnzuwuqocg57ebvp3tbm35kib425k4qnmiiiqd.onion/ransom.html

Kazu victims per year

7 2025
13 2026

All 20 victims

Search every post in the full table.
Victim Country Sector Discovered
MSM Unify: Global Education Platform - CA Canada Education
Spirit Cultural Exchange - US United States Education
PappyJoe: Healthcare Management System United States Healthcare
Instituto Ferrero de Neurología y Sueño Argentina Healthcare
Brazil Mobilemed: Cloud PACS Platform Brazil Healthcare
Canada Yocale: Appointment Management System Canada Professional Services
PawlyClinic: Digital Veterinary Care Platform United States Healthcare
Dr Akbar Niazi Teaching Hospital Pakistan Healthcare
Centro Médico Especializado OSI: Healthcare Solutions Mexico Healthcare
Meducar: Telemedicine and Patient Management System Brazil Healthcare
ConsultorioMovil: Telemedicine and Healthcare System Mexico Healthcare
zHealthEHR — Practice Management Software for Chiropractic & Wellness Clinics United States Technology
MyVete Spain Professional Services
ManageMyHealth - New Zealand New Zealand Healthcare
Saudi Icon Saudi Arabia Other
Leadway Assurance Nigeria Financial Services
CT Dent Ltd United Kingdom Healthcare
National Civil Service Commission of Colombia Colombia Government & Defense
Defensoría del Pueblo de Colombia – Protection and Promotion of Human Rights Colombia Government & Defense
Doctor Alliance – Streamlined Document and Billing Management for Healthcare Providers United States Healthcare