BreachCensus

netrunner

First seen April 3, 2026Active6 claimed victims

The claims below are reproduced as posted by netrunner on its own leak site. Such claims are frequently wrong or exaggerated, and are unverified. Organisations listed here have not been confirmed to have suffered a breach.

Listed organisation? Contact [email protected].

Profile

NetRunner is a ransomware group active from at least 2025 targeting diverse sectors including healthcare, telecommunications, manufacturing, and agriculture across Japan, Italy, the US, and Jordan, notably demanding a $100M ransom from Nippon Medical School Musashi Kosugi Hospital.

Description from ransomware.live.

Claimed victims (as posted by the group — unverified)

Victim (as posted)Claimed onSourcePress coverage
Seoyon E-Hwa SummitApril 3, 2026ransomware_live
GEG TelecomunicazioniApril 3, 2026ransomware_live
Shiraume HospitalApril 3, 2026ransomware_live
Nippon Medical School Musashi Kosugi HospitalApril 3, 2026ransomware_live
Harman FitnessApril 3, 2026ransomware_live
Jordan India Fertilizer CompanyApril 3, 2026ransomware_live

Claim data from ransomware.live and RansomLook (CC BY 4.0).