Ransomware victim disclosure
← All victimsKUPER
Claimed by thegentlemen · listed 12 days ago
Status timeline
- Listed
May 9, 2026
- Data leaked
At a glance
- Group
- thegentlemen
- Status
- Data leaked
- Country
- DE
- Sector
- Not Found
- Listed on leak site
- May 9, 2026
About the victim
AI dossier — public-source company profileHeinrich KUPER GmbH is a medium-sized, internationally active machinery manufacturer headquartered in Rietberg, Germany. The company develops and manufactures machines and systems for veneer processing, solid wood working, automated packaging technology, and special-purpose woodworking equipment. It serves the global wood, building materials, and furniture industries as a quality leader in veneer and adhesive technology.
- Industry
- Wood & Veneer Processing Machinery Manufacturing
- Address
- Heinrich KUPER GmbH, Rietberg, Germany
- Employees
- 120-190
Attack summary
Severity: high — Data has been confirmed as published by the threat actor, indicating successful exfiltration of business data from a mid-sized industrial machinery manufacturer; while no regulated personal data at scale is explicitly confirmed, the data_published status and operational business data exposure warrant a high severity classification.The group 'thegentlemen' claims to have attacked KUPER and has published data (disclosed status: data_published), indicating exfiltration of company data. No specific ransom amount or data volume was stated in the post.
Data the group says was taken
AI dossier — extracted from the leak post- Company business data
- Internal documents
What the group claims
kuper.de Heinrich KUPER GmbH is an internationally active medium-sized company headquartered in Rietberg, Germany, with approximately 120–190 employees. The company specializes in developing and manufacturing machines and systems for veneer processing, solid wood working, automated packaging technology, and special-purpose woodworking equipment. As a quality leader in veneer and wood processing technology, KUPER serves customers worldwide with individualized solutions and comprehensive service support.
Sources
- Victim sitekuper.de
Source
Indexed 12 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.
