DisclosureLens
GLOBALMalwareHealthcareHealthcareRansomwareQilinRansom DemandedActor NamedMedium

COVENANT HEALTH

bd_f5554cb6ca9dec0a · schema v1 · pii pii-v1

Severity

Medium

Discovered

Filed

May 25, 2025

To disclose

Affected

Not disclosed

Linked

13 filings

Confidence

50%
Full breach record for COVENANT HEALTH2 incidents on file

Threat-actor claim — not a regulatory filing

This row is a claim by the ransomware group Qilin 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: 2025-06-24

Source: Ransomware.live

Post text · scraped from the leak site

Covenant Health of Tewksbury, Mass, an innovative, Catholic regional health delivery network and a leader in values-based, not-for-profit health and eldercare. Covenant Health consists of hospitals, skilled nursing and rehabilitation centers, ...

Incident timeline — mostly unverified

? — ?

Breach window unknown

May 25, 2025

Claim posted

Corroborated · see linked filings

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

Claim → filing

Compliance clock

Not assessable

This filing is one of 13 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Show 6 more filingsup to 225d gap

Showing first 10 of 12 linked disclosures.

Filing propagation · 11 filings · 9 states

View merged incident ↗

Pattern: first filing May 25, last Jan 5 (TX) — a 225-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 12 — the full spread may be wider.

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 2022-10-08

qilin

According to ransomware.live, Qilin ransomware was first observed in July of 2022. Qilin Ransomware is written in Golang and supports multiple encryption modes; all of which are controlled by the operator. Qilin actors practice double extortion – demanding payment for a decryptor, as well as for the non-release of stolen data.

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