A clinic's patient records were corrupted, unrecoverable from ransomware attack(databreaches.net)
databreaches.net
A clinic's patient records were corrupted, unrecoverable from ransomware attack
https://www.databreaches.net/all-of-desert-wells-family-medicine-patients-electronic-health-records-were-corrupted-and-unrecoverable-from-ransomware-attack/
So in other words they failed to make a backup.
Saving your backup files to the same system that you're backing up is not making a backup.
Saving your backup to tape/external disk an moving those to an offsite location is how to make a backup.