BreachCensus

netrunner

First seen April 3, 2026Active12 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
Mid Atlantic Gynecologic Oncology and Pelvic Surgery AssociatesOctober 8, 2026ransomware_live—
M** A******* G********** O******* a** P***** S****** A*********October 5, 2026ransomware_live—
Precon Marine IncOctober 3, 2026ransomware_live—
Main Place MallOctober 2, 2026ransomware_live—
P***** M***** I**September 30, 2026ransomware_live—
M*** P**** M***September 28, 2026ransomware_live—
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).