Skip to content
Leak-site post naming Shiraume Hospital, captured by ThreatCluster

Shiraume Hospital

netrunner

Ransomware leak-site victim intelligence · EN

Files
5
Posted
Apr 3, 2026
Country
Iwata, Shizuoka, Japan
Industry
Hospital

Summary

Written by ThreatClusterfrom site fields, file listing, victim profile, leak post, screenshot

Five CSV files were published by the group netrunner from Shiraume Hospital in Japan. The leak page identifies the victim as Shiraume Hospital (www.shiraume.or.jp), a regional general hospital in Japan. A sample download and a full file release are described on the leak page, with the full release accessible via onion-hosted links.

Describes what the group claims on its leak site. A listing is not confirmation that a breach occurred.

Victim profile

Domains
www.shiraume.or.jp

What was taken

Shiramume Hospital is a regional general hospital in Japan providing comprehensive inpatient and outpatient care. It offers services in internal medicine, surgery, emergency care, obstetrics/gynecology, and rehabilitation, supported by diagnostic imaging and laboratory facilities.

File types seen
csv × 5
Sample files (5)
export.oracle.csv
ktbl_ptbyoreki.csv
ktbl_ptprofile.csv
tbl_print_temp_ll.csv
tbl_ptinf.csv

Also stated on the leak page

Fields this group publishes that do not map to a standard column. Labels are the site's own.

Sample Files
["export.oracle.csv", "ktbl_ptbyoreki.csv", "ktbl_ptprofile.csv", "tbl_print_temp_ll.csv", "tbl_ptinf.csv"]
Download Sample
/sample/Shiraume.export.csv.tar.gz
Full File Release URL
http://netrunrs65cn2yidokrmxn5rrur2gjpuyuwrt6mkfy6lek4jnqojn4qd.onion/Shiraume/
Download Full File List
http://netrunrs65cn2yidokrmxn5rrur2gjpuyuwrt6mkfy6lek4jnqojn4qd.onion/Shiraume/checksums.sha256
Download Full File Release
http://netrunrs65cn2yidokrmxn5rrur2gjpuyuwrt6mkfy6lek4jnqojn4qd.onion/Shiraume/

Leak-site images (2)

Images from the victim's leak listing. Thumbnails scraped from the onion page are blurred by default — click a thumbnail to view.

ThreatCluster capture
The image features a stylized graphic with abstract shapes in blue and pink colors.
onion leak page45 KB

Negotiation

Onion http://netrunrs65cn2yidokrmxn5rrur2gjpuyuwrt6mkfy6lek4jnqojn4qd.onion/Shiraume/