DisclosureLens
GLOBALMalwareHealthcareHealthcareRansomwareWorldleaksRansom DemandedActor NamedData Leak ThreatenedData PublishedHigh

Modoc Medical Center

bd_b0e7a2638aa2afae · schema v1 · pii pii-v1

Severity

High

Discovered

—

Filed

Feb 16, 2026

To disclose

—

Affected

Not disclosed

Linked

5 records

Confidence

50%
Full breach record for Modoc Medical Center →

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Worldleaks 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: 2026-02-16
View aggregator listing on ransomware.liveView merged incident timeline

Source: Ransomware.live

Company description · AI-generated by the aggregator, not the leak post

Modoc Medical Center is a healthcare service provider in Alturas, California. It offers a wide range of medical services, including a 24-hour emergency department, surgery, laboratory services, radiology, physical rehabilitation and more. It also houses a skilled nursing facility, provides primary and specialty care through its clinics. The center aims to deliver the highest quality healthcare in Modoc County.

Incident timeline — mostly unverified

? — ?

Breach window unknown

Feb 16, 2026

Claim posted

—

Corroborated · see linked filings

This record's own dates cannot anchor compliance clocks; see the linked filings.

Claim → filing

—

Compliance clock

Not assessable

This leak-site claim is one of 5 records about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

Filing propagation · 4 filings · 3 states

View merged incident ↗
HHS OCRMar 27 · first
Massachusetts State AG+158d
New Hampshire State AG+179d
California State AG+179d

Pattern: first filing Mar 27 (CA), last Sep 22 (CA) — a 179-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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.

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.

About this groupFirst seen 2022-06-23

worldleaks

According to ransomware.live, World Leaks emerged in January 2025 as a rebrand of the Hunters International ransomware operation, shifting its focus from file encryption to solely stealing sensitive data and threatening to leak it unless a ransom is paid

187 tracked hereFull profile →