MalwareHealthcareHealthcareRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedTargetedIdentity (basic)PHIPIIHealth (basic)MediumContained

Ascent Health Services LLC

bd_9a2e0a963f064ef5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 28, 2025

Filed

Aug 12, 2025

To disclose

28 weeks

Affected

11,088state residents only

Confidence

68%

Full breach record for Ascent Health Services LLC →2 incidents on file

Health Services LLC, a healthcare provider franchise of Miracle Ear, reported a ransomware incident affecting 11,088 Washington residents. Unauthorized access occurred Jan 2-28, 2025. The company discovered the breach on Jan 28, 2025, and confirmed data exfiltration on May 14, 2025. Impacted data included names. The company engaged external cybersecurity professionals for investigation.

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Washington clock✗ WA AG >90d28 weeks discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 26 days

discovery → filing · 28 weeks / 196 days

Jan 2, 2025

Begins

Jan 28, 2025

Discovered

Aug 12, 2025

Filed

vs. sector median

+16 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed11,088 affectedView incident

Name: Ascent Health Services LLC
norm: ascent health

Name: Ascent Health Services LLC
norm: ascent health
Industry: Healthcarellm

Discovered: Jan 28, 2025
Breach occurred: Jan 2, 2025 – Jan 28, 2025
Undetected for: 26 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 11,088state-resident count only
Data types: Identity (basic)PII
Data elements: NameDate of birthHealth insurance IDMedical information
WA-stated cause: Cyberattack
WA-stated duration: lifecycle 1-99dexposure 1-99d
WA-stated discovery: Found while ongoingContained same day
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial

During the incident: Worked very closely with external cybersecurity professionals experienced in handling these types of situations to assist us in determining the full extent of the incident and the scope of any data impacted
Changes made: Continually evaluate and modify our practices and internal controls to enhance the security and privacy of your personal information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 28 weeks(196 days from discovery to filing)
Compliance flags: WA AG >90d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Status: No extraction artifact recorded for this disclosure.

Evidence ladder

Leak-site claim

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

Press / market report

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

State AG / regulator filingThis record

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

SEC 8-K / victim statement

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

Source URL: https://agportal-s3bucket.s3.amazonaws.com/databreach/BreachA34295.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 12, 2025
Raw hash: 90022ef2735c602c1dda1307230453596da4da4d6710f1797fc1cf3845870055

Reporting entityAscent Health Services LLC

Victim entityAscent Health Services LLC

Incidentdiscovered Jan 28, 2025

Stated responseWorked very closely with external cybersecurity professionals experienced in handling these types of situations to assist us in determining the full extent of the incident and the scope of any data impacted

ComplianceWA AG >90d

Extraction provenanceno artifact recorded

Source provenanceagportal-s3bucket.s3.amazonaws.com