Sampol Listed by coinbasecartel Ransomware Group: Ransomware Claim — What’s Alleged & What To Do
Sampol was listed by the coinbasecartel ransomware group on April 15, 2026, after internal files were exfiltrated in a ransomware attack. An undisclosed number of people may be affected; check whether your data was exposed and take protective steps.
Breaking down the breach
The incident centers on a listing posted by coinbasecartel on April 15, 2026. The group claims that internal files were exfiltrated during a ransomware attack on Sampol. No information has been released about the date of the intrusion itself, the volume of data involved, or whether any of the material was later published. The number of people potentially affected remains undisclosed.
Who is coinbasecartel?
Coinbasecartel is a ransomware operation that has appeared on leak sites in connection with multiple incidents. Public reporting on the group describes typical ransomware tactics that include initial network access, data exfiltration, and subsequent listing of victims when ransom demands are not met. The listing of Sampol follows the pattern the group has used with other claimed victims, though the accuracy of any specific claim rests on the group’s statements alone.
Sampol and its sector
Sampol is a Spanish engineering and services company headquartered in Mallorca. It works in the energy, industrial, and infrastructure sectors, providing electrical installations, renewable energy solutions, facility management, and maintenance. The company operates primarily in Spain and other international markets, serving public and private clients in areas such as smart grids, sustainability projects, and industrial automation.
What data was at risk
The only detail released is that internal files were allegedly exfiltrated. The precise contents of those files have not been disclosed. Organisations of this type routinely hold project documentation, client records, operational data, and employee information tied to engineering and infrastructure work. Without confirmation from Sampol or investigators, the exact categories of personal or sensitive information cannot be verified.
What's at stake
Internal files from an engineering and infrastructure firm can contain details about clients, contracts, and operational systems. Exposure of such material may create follow-on risks for the company’s partners and for individuals whose records appear in those files. For the organisation, the incident adds pressure around incident response, regulatory obligations, and any subsequent use of the material by the listing group.
What to do if you're exposed
Individuals who have worked with Sampol or its clients can monitor official statements from the company for further information. Basic steps include changing passwords for any related accounts, enabling multi-factor authentication, and watching for unusual activity on financial or personal accounts. Readers can also run a free exposure scan of their email address against known breach data to check for appearances in previously published records.
AICompiled with AI assistance from public sources and published under our editorial standards.
How this breach connects
More recent breaches
Peru LNG (Hunt LNG Operating Company) Listed by coinbasecartel Ransomware GroupEngie Listed by coinbasecartel Ransomware GroupDronena Listed by coinbasecartel Ransomware GroupMold Tech Listed by coinbasecartel Ransomware GroupLatest breaches
Read GalaxyWarden’s full analysis of the Sampol Listed by coinbasecartel Ransomware Group →
Publicly posted by coinbasecartel — 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.