Mabris Data Breach: The Gentlemen Ransomware Claim (Oct 2026)
Summary
In the latest cybersecurity news, Mabris — an organization based in FR — has fallen victim to a ransomware attack conducted by the group thegentlemen. This data breach, discovered on 2026-10-09T19:23:18.072218+00:00, underscores the increasing need for proactive cybersecurity defenses as we continue through 2026.
Incident Report
| Attribute | Information |
|---|---|
| Target Organization | Mabris |
| Threat Group | thegentlemen |
| Summary | mabris.fr) zoominfo.com/c/mabris/513443412MABRIS is a French family-owned industrial contractor based in Saint-Pierre-la-Cour (Mayenne), founded in the 1980s and registered as an SAS in 1999, with a second workshop in Airvault under the OPTEOR banner since 2006. It provides end-to-end services — boilerwork (chaudronnerie), industrial piping, metalwork, and industrial mechanics/maintenance — split ~60% maintenance / 40% design, with an in-house design office using AutoCAD, SolidWorks, and 3D point-cloud scanning. Working B2B-only across 18 departments in western France (zero export), it serves chemical, food, and energy industry clients, and partners with neighboring firm AROM for tungsten-carbide hardfacing (whose facility it acquired in 2022 for €45,000). Led by president Jacques Belaud since 2011, it employs ~26 people and holds MASE safety certification (renewed November 2025). Financially it staged a strong turnaround: revenue grew from €6.37M (2021) to a record €7.97M (2024) |
| Date of Breach | 2026-10-06T21:58:53+00:00 |
| Discovery Date | 2026-10-09T19:23:18.072218+00:00 |
| Region | FR |
| Target Domain | mabris.fr |
| Business Sector | Not Found |
How to reduce your ransomware risk
Most ransomware intrusions start with a stolen password or a phishing email. A few proactive steps sharply cut your exposure:
- keep watch on the dark web — close the gap attackers exploit.
- real-time breach alerts — close the gap attackers exploit.
Want to know if you’re already exposed? Run a free scan with the HookPhish data breach checker.
Disclaimer
HookPhish does not engage in the exfiltration, downloading, taking, hosting, viewing, reposting, or disclosure of any stolen information. All breach data reported here is sourced from publicly available threat intelligence feeds for awareness purposes only.
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