Iron Mountain Listed by everest Ransomware Group: Ransomware Claim — What’s Alleged & What To Do
Iron Mountain has been listed by the everest ransomware group, which claims to have exfiltrated internal files in a ransomware attack. The incident was disclosed on 2 February 2026; anyone connected to Iron Mountain should check their status and take protective steps.
Inside the incident
The only confirmed information is the group’s public listing of Iron Mountain and the assertion that internal files were taken. No date of intrusion, duration of access, or method of initial compromise has been disclosed. The scale of the operation, including how many systems or records were involved, is also not known at this time.
Who is everest?
Everest is a ransomware group that publishes victim names on a leak site when negotiations fail or to apply pressure. The group’s typical pattern involves encrypting systems and removing copies of data before demanding payment. Its listings are claims made by the actors themselves and are not independently verified in every case.
Iron Mountain and its sector
Iron Mountain was founded in 1951 and provides storage, retrieval, backup, recovery, and secure destruction services for paper and digital records. Organizations in finance, healthcare, legal, and government commonly rely on such firms to hold sensitive archives that must remain available for regulatory or operational reasons. A compromise at one of these providers can therefore touch records belonging to many downstream clients.
What data was at risk
The listing refers only to “internal files.” No inventory of specific document types, client names, or data categories has been released.
- Internal operational documents
- Client-related records held in storage or backup systems
Why it matters
Even without a confirmed count of records, the exposure of internal files from a records-management company can create downstream risks for any organization that entrusted material to Iron Mountain. Individuals whose documents were stored or processed by the company may face secondary consequences if those files later appear elsewhere. The organization itself must manage incident response, client notification, and any regulatory obligations that follow from the event.
Were you affected?
Begin by monitoring official statements from Iron Mountain for any client or employee notification process. Change passwords for any accounts linked to services that may have used Iron Mountain systems and enable multi-factor authentication where available. Readers can also run a free exposure scan of their email address against known breach data sets to check for prior appearances of their information.
AICompiled with AI assistance from public sources and published under our editorial standards.
How this breach connects
More recent breaches
Epiq Global Listed by everest Ransomware GroupMorgan Records Management Listed by everest Ransomware GroupЕРМ Listed by everest Ransomware GroupAdvanced Psychiatry Associates Hit by Everest RansomwareLatest breaches
Read GalaxyWarden’s full analysis of the Iron Mountain Listed by everest Ransomware Group →
Publicly posted by everest — 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.