Bell Ambulance Ransomware Attack Impacts 237,000 Patients
Bell Ambulance, an emergency medical services provider based in Wisconsin, disclosed a ransomware attack that affected over 237,000 individuals. The breach exposed highly sensitive patient data, including names, dates of birth, Social Security numbers, medical record numbers, diagnosis and treatment information, health insurance details, and potentially billing information.
Signal context
First seen: Mar 14, 2026
Last updated: Jun 26, 2026
Status: Public signal
Key points
- Ransomware attack.
- Over 237,000 individuals impacted.
- Exposed data includes patient names, dates of birth, Social Security numbers, medical record numbers, diagnosis and treatment information, health insurance details, and potentially billing information.
Signal analysis
BetaThis analysis groups the signal by industry, likely incident action and impacted security area. It helps compare this signal with other published signals without treating the labels as final determinations.
Sector: Finance and Insurance
Likely country: Location not provided
Watch ransomware, endpoint compromise and business interruption exposure.
- Source type: outside the affected organization
Impact area: Confidentiality, Availability
Likely asset: User or customer data
- 21 signals in the same sector
- 100 signals with the same likely impact area
- 1 signal linked to this organization/domain
External sources
Week in Breaches: Telus Loses a Petabyte, Starbucks Spills Employee Data, and Canada's Retail Giant Fallshttps://breached.company/weekly-breach-roundup-telus-loblaw-starbucks-march-2026/Public source from breached.company.
Biggest Cyber Attacks, Data Breaches, Ransomware Attacks of March 2026https://www.cm-alliance.com/cybersecurity-blog/biggest-cyber-attacks-data-breaches-ransomware-attacks-of-march-2026Public source from cm-alliance.com.
Related signals
Grouped by why the signal is relevant.
Alamo Heights ISD Reports Data Breach Following Ransomware Attack
Alamo Heights Independent School District (ISD) reported a data breach impacting over 26,000 people, disclosed to the Texas Attorney General's office on June 25, 2026 (published June 26, 2026 UTC). The breach was linked to a ransomware attack by the Qilin group, which occurred on April 9, 2026. The compromised information included names, Social Security numbers, driver's license numbers, and bank and medical information.
AYA BANK Hit by Lapsus$ Ransomware Attack
AYA BANK, a prominent financial institution in Myanmar, fell victim to a ransomware attack by the Lapsus$ group, discovered on June 23, 2026. Lapsus$ claimed to have stolen over 120 gigabytes of data, including a full dump and PII, and threatened to sell it if a ransom was not paid. AYA Bank acknowledged a breach of an older application portal exposing some customer information but stated its core financial networks remained secure.
Legendary Home Services Breached by NightSpire Ransomware
On June 19, 2026, US home services company Legendary Home Services (operating as legendsmn.com) was listed as a victim by the NightSpire ransomware group. The breach was publicly identified on ransomware-tracking platforms. Initial reports indicate a ransomware attack, but the exact number of affected individuals and specific categories of data compromised (such as names, addresses, phone numbers, email addresses, or payment information) remain unknown.
eogb.co.uk Hit by Stormous Ransomware Group
eogb.co.uk, a UK-based organization, was claimed as a victim by the Stormous ransomware group. The incident was discovered on June 28, 2026, at 21:29 UTC, with deep access to Microsoft Dynamics GP, internal legal documents, partnership agreements, customer contracts, operational spreadsheets, financial reports, and executive documents.
Challenge Manufacturing Data Breach Exposes Social Security Numbers
Challenge Manufacturing, an automotive manufacturing company, disclosed a data breach to the Texas Attorney General on June 26, 2026. The Chaos ransomware group claimed responsibility on May 17, 2026, stating they obtained 270 GB of data from the company's systems.
Vienna Airport Targeted in APT73/Bashe Ransomware Attack
The ransomware group APT73/Bashe claimed responsibility for a cyberattack against Vienna Airport (Flughafen Wien AG) on June 23, 2026, threatening to leak sensitive data. The airport acknowledged a limited leakage of old cargo-related files from one email inbox but denied a broader system compromise.