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Leak-site post naming Delta Dental of Missouri, captured by ThreatCluster

Delta Dental of Missouri

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Ransomware leak-site victim intelligence

Posted
Nov 5, 2026
Country
US
Industry
Healthcare

What was taken

The customer relationship database of a dental benefits insurer: 48,528 distinct email addresses and 17,913 telephone number lines recovered by direct read; Member and subscriber service records with full names, social security numbers, dates of birth, home addresses and dental treatment details; Employer group client records with contacts, addresses and phones, and the insurance broker channel that serves them

Leak-site images (1)

Images from the victim's leak listing. Thumbnails scraped from the onion page are blurred by default — click a thumbnail to view.

ThreatCluster capture