- Covenant Well being’s Could 2025 cyberattack affected way more sufferers than first reported – almost 500,000 as an alternative of 8,000
- Information stolen included names, addresses, DOBs, SSNs, medical insurance particulars, and remedy data
- Russian-speaking Qilin group claimed accountability, leaking 852GB of information; Covenant provides victims 12 months of id theft safety
The Could 2025 cyberattack affecting Covenant Well being is now understood to be much more harmful than initially thought, because the variety of affected individuals appears to have grown considerably.
Covenant Well being is a Catholic healthcare supplier primarily based in the US. It runs hospitals, nursing and rehabilitation facilities, in addition to assisted dwelling residences, and elder care organizations.
In late Could 2025, the group discovered {that a} week earlier, it had been attacked by cybercriminals who stole delicate knowledge on its sufferers. Preliminary reviews, which got here out in July, stated round 8,000 individuals had been affected.
Qilin takes accountability
Nevertheless, in an replace to the report filed with the Maine Lawyer’s Normal Workplace, which was launched earlier this week, Covenant Well being stated the precise quantity is nearer to 500,000:
“For the reason that July discover to your workplace, Covenant Well being continued to research the concerned knowledge and has accomplished the majority of its knowledge evaluation. The concerned knowledge included sufferers’ names and a number of of the next: addresses, dates of start, medical file numbers, Social Safety numbers, medical insurance data, and remedy data, corresponding to diagnoses, dates of remedy, and/or kind of remedy,” the replace reads.
The sufferers uncovered are at a critical danger of id theft and fraud as a result of private and delicate nature of the data.
The group fell prey to Qilin, a Russian-speaking cybercriminal group recognized for its assaults on hospitals in London.
An instance of the group’s efficiency got here in June 2024 when a ransomware assault attributed to Qilin hit Synnovis, a pathology companies supplier that handles blood exams and diagnostics for a number of main NHS hospital trusts in London (together with King’s Faculty Hospital and Man’s & St Thomas’).
The crooks added Covenant Well being to their knowledge leak web site in late July 2025, saying they’d grabbed 852GB of information, comprising roughly 1.35 million information.
Covenant Well being is now providing affected people 12 months of free id theft safety companies.
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