Sem Val de Bourgogne Listed by qilin Ransomware Group: Ransomware Claim — What’s Alleged & What To Do
Sem Val de Bourgogne was listed by the Qilin ransomware group on December 10, 2025, after internal files were exfiltrated in a ransomware attack; the date of the intrusion itself has not been established. People connected to the organisation should check whether their information was affected and follow any guidance provided by Sem Val de Bourgogne.
What happened
On 10 December 2025, Sem Val de Bourgogne appeared on the leak site maintained by the qilin ransomware group. The group claims to have stolen internal data during a ransomware attack and to have listed the organisation after negotiations failed. No figure has been released for the number of people affected, and the organisation has not confirmed the scale or nature of any encryption or data removal.
Inside qilin
Qilin is a ransomware-as-a-service operation that supplies encryption tools and a leak platform to affiliate actors. The group typically gains initial access through compromised remote services or stolen credentials, moves laterally inside networks, and exfiltrates selected files before deploying ransomware. It maintains a public site where it posts samples of stolen material from victims that do not pay demanded ransoms. Listings on this site constitute the group's own assertions and are not independently verified at the time of publication.
About Sem Val de Bourgogne
Sem Val de Bourgogne operates as a semi-public entity in the Burgundy region of France, engaged in local economic development, infrastructure projects and public-service support. Organisations of this type routinely hold records relating to contracts, employees, partners and residents who interact with municipal or regional programmes. A compromise at such an entity can therefore expose administrative correspondence and personal identifiers that are not normally published.
The information in question
The only detail released is that internal files were allegedly exfiltrated. No inventory of file types, no count of records and no confirmation of specific data categories have been made public. Organisations in this sector commonly store employee identifiers, contract documentation, financial references and contact details of citizens or businesses; whether any of these categories are present in the claimed exfiltration cannot be confirmed from available information.
What's at stake
Individuals named in internal files may encounter follow-on risks such as targeted phishing, identity misuse or unwanted disclosure of employment or contractual relationships. The organisation itself faces potential operational disruption, regulatory scrutiny under French and European data-protection rules, and the cost of restoring systems and reviewing access controls. Because the volume and sensitivity of the material remain undisclosed, the full extent of these consequences cannot yet be measured.
Were you affected?
Anyone who has corresponded with Sem Val de Bourgogne or worked with the organisation can begin by monitoring official statements from the entity and from data-protection authorities. Running a free exposure scan of an email address against known breach repositories provides one practical check for prior appearances of that address in public data sets. Further steps include reviewing account statements for unusual activity and considering the use of unique passwords and multi-factor authentication on any services linked to the organisation.
AICompiled with AI assistance from public sources and published under our editorial standards.
How this breach connects
More recent breaches
Prim Saveurs Import Export Listed by qilin Ransomware Group[Redacted] #1510 Listed by qilin Ransomware GroupWouters France Listed by qilin Ransomware Groupfoiegrasespinet Listed by qilin Ransomware GroupLatest breaches
Read GalaxyWarden’s full analysis of the Sem Val de Bourgogne Listed by qilin Ransomware Group →
Publicly posted by qilin — unverified claim, pending independent verification
Breach listings — particularly those originating from ransomware or leak sites — are third-party claims that may be unverified, incomplete, or inaccurate. A listing does not by itself confirm that a breach occurred or that any specific data was exposed. Severity is an automated assessment, not a definitive rating. Verification status is shown where available.
Attributions to threat groups and methods reflect public reporting and, in some cases, unverified claims made by the groups themselves; they may be incomplete or later revised. Recent Breaches and GalaxyWarden are independent and are not affiliated with, and do not endorse, any company or group named on this page. This information is aggregated from public sources for awareness only and is not legal, security, or investment advice.