Ransomware victim disclosure
← All victimsMarutake
Claimed by thegentlemen · listed 15 days ago
Status timeline
- Listed
May 6, 2026
- Data leaked
At a glance
- Group
- thegentlemen
- Status
- Data leaked
- Country
- JP
- Listed on leak site
- May 6, 2026
About the victim
AI dossier — public-source company profileMarutake Co., Ltd. (株式会社マルタケ) is a comprehensive pharmaceutical and medical wholesale company headquartered in Niigata City, Japan, founded on June 15, 1925. The company distributes prescription pharmaceuticals, medical devices, clinical diagnostic reagents, hygiene materials, nursing care products, and healthcare IT systems to hospitals, clinics, and pharmacies across Niigata, Yamagata, Miyagi, Akita, Tokyo, and Gunma prefectures. With 477 employees and capital of ¥100 million, it operates as a critical intermediary between manufacturers and healthcare providers in the Tohoku/Kanto region.
- Industry
- Pharmaceutical & Medical Device Wholesale Distribution
- Address
- 〒950-2092 新潟市西区流通センター4丁目6番地2 (4-6-2 Ryutsu Center, Nishi-ku, Niigata City, Niigata 950-2092, Japan)
- Employees
- 477
- Founded
- 1925
Attack summary
Severity: critical — Marutake is a pharmaceutical and medical wholesale distributor handling regulated healthcare supply chain data for hospitals, clinics, and pharmacies. Data published status combined with confirmed operational disruption (system failure notices on the public site) affecting a critical healthcare supply intermediary serving hundreds of medical institutions constitutes a critical-severity incident involving sensitive medical supply chain and potentially patient-adjacent data.The group 'thegentlemen' claims to have attacked Marutake Co., Ltd. with data published; the company's own website confirms a system failure (システム障害) reported across three notices between April 28 and May 8, 2026, corroborating operational disruption. The disclosed status is 'data_published,' indicating exfiltration and/or publication of company data, though the specific data categories or volume have not been stated in the post.
Data the group says was taken
AI dossier — extracted from the leak post- Company operational data
- Pharmaceutical distribution records
- Healthcare provider information
- Medical device supply chain data
- Healthcare IT system data
- Employee records (inferred)
What the group claims
kk-marutake.co.jp zoominfo.com/c/marutake/561552308 Marutake Co., Ltd. is a comprehensive pharmaceutical and medical wholesale company founded on June 15, 1925, and headquartered in Niigata City, Japan, with a 100-year history of connecting manufacturers to healthcare providers across the region. The company distributes prescription pharmaceuticals, medical devices, clinical diagnostic reagents, hygiene materials, nursing care products, and healthcare IT systems to hospitals, clinics, and pharmacies, primarily across Niigata, Yamagata, Miyagi, Akita, Tokyo, and Gunma prefectures. With a workforce of 477 employees and capital of ¥100 million, Marutake positions itself as a "supporter of the medical frontline," ensuring stable supply of essential medical commodities to local communities
Sources
- Victim sitekk-marutake.co.jp
Source
Indexed 15 days agoThis page surfaces a public ransomware disclosure indexed by Darkfield. Original posts come from the operator's own leak site; we cross-check against ransomware.live, RansomLook and RansomWatch where applicable. Share this URL freely.
