DisclosureLens
GLOBALMalwareHealthcareHealthcareRansomwareInc RansomRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Horizon Family Medical Group

bd_fe0b806a1d3db72c · schema v1 · pii pii-v1

Severity

High

Discovered

Filed

Jun 18, 2026

To disclose

Affected

Not disclosed

Confidence

50%
Full breach record for Horizon Family Medical Group

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group INC Ransom on its public extortion blog. It has not been validated by the victim or any regulator. Treat attribution and counts as the threat actor's assertion until a regulatory filing or victim disclosure corroborates them.

Group activity: HealthcareDiscovered: 2026-06-18

Source: Ransomware.live

Post text · scraped from the leak site

Horizon Family Medical Group A deep dive into 7 terabytes of internal data: from patient records to QuickBooks financial databases In the modern world, data is the new oil. For a medical organization like Horizon Family Medical Group, it is also the foundation of trust between doctor and patient. We have conducted an independent and complete audit of this organization's data security. The results are catastrophic. We are in possession of the company's entire digital footprint, totaling **7 terabytes**, which includes 1TB of file data and 6TB of mission-critical SQL and QuickBooks databases. The management of Horizon Family Medical Group was notified of their complete loss of data control. They chose silence. This blog exists to illuminate what they are desperately trying to hide. We will not be publishing the files. Yet. Instead, we will explain exactly what this data contains, so that every patient, employee, and partner can appreciate the full scale of the threat. The Patient, Dissected. What We Know About You Horizon Family Medical Group prides itself on a wide range of services, from primary care to specialized treatments. This range of services has now become a detailed vulnerability map for every single patient. Our data includes, but is not limited to: Primary Care: Complete visit histories, diagnoses, prescriptions, lab results, and physicians' private notes about your lifestyle, habits, and family status. Women's Health: Detailed information on gynecological exams, pregnancies, abortions, Pap smear results, STD diagnoses, and prescribed treatments. Everything you trusted only to your doctor. Behavioral Health: The most sensitive category. Diagnoses related to depression, anxiety disorders, bipolar disorder, and addiction. Full session notes from psychotherapists. Every antidepressant and antipsychotic prescription. This information can des

Incident timeline — mostly unverified

? — ?

Breach window unknown

Jun 18, 2026

Claim posted

No filing yet · watching

Compliance clocks stay unassessable until a regulatory filing lands. Dashed segments fill in automatically when corroboration arrives.

Claim → filing

Compliance clock

Not assessable

Tracked as a single-filing incident — the only disclosure on record for this event so far.Unverified claimView incident

Evidence ladder

Leak-site claimThis record

Attacker assertion only. Establishes: claim date, group, alleged victim.

Press / market report

Unlocks: incident narrative, operational impact. Still no compliance clock.

State AG / regulator filing

Unlocks: discovery date, data types, affected count, compliance clock.

SEC 8-K / victim statement

Unlocks: materiality, stated response, full audit trail. Ceiling removed.

No regulatory filing corroborates this yet — it is the attacker's own assertion. Watch this entity to be notified the moment a filing corroborates or contradicts it.

Source ceiling

  • actor name
  • victim claim
  • ransom/leak status
  • discovery date
  • materiality
  • notification
  • affected count
  • confirmed data types
  • compliance clock

The ✕ fields stay blank until a regulatory filing or victim disclosure lands.