HackingHealthcareHealthcareCustomer Data InvolvedPHIIdentity (basic)Government IDMediumContained

Black Hills Regional Eye Institute

bd_a4c07d307c395fa7 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jan 8, 2025

Filed

Aug 28, 2025

To disclose

29 days

Affected

12state residents only

Linked

6 filings

Confidence

65%

Full breach record for Black Hills Regional Eye Institute →

Black Hills Regional Eye Institute LLP reported an external system breach (hacking) affecting 12 Maine residents. The breach occurred between Jan 4-8, 2025, and was discovered on July 30, 2025. PHI and government IDs were accessed. Notices sent Aug 28, 2025, offering credit monitoring.

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Maine clockDiscovered Jan 8, 2025 → Filed with AG Aug 28, 2025232d ✗ ME AG >90d29 days 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 · 4 days

discovery → filing · 33 weeks / 232 days

Jan 4, 2025

Begins

Jan 8, 2025

Discovered

Aug 28, 2025

Filed

vs. sector median

8 wks faster

This filing is one of 6 about the same incident.View merged incident

A leak claim by qilin about this victim predates this filing by 232 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteqilinbd_1d9d29c9796892b12025-01-08 · +232dCandidate

Regulatory filings (4) · sorted by filing gap

Nebraska State AGbd_cea10e6d6457f3f22025-08-28Verified
Illinois State AGbd_fffd2b61544a6a852025-09-01 · +4dVerified by operator
HHS OCRbd_fe6bde07775a04da2025-03-31 · +150dVerified
Indiana State AGbd_1d88275ce5aaa9b52025-03-06 · +175dVerified by operator

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: Black Hills Regional Eye Institute
norm: black hills regional eye institute
Domain: blackhillseyes.com
Industry: Healthcarellm

Discovered: Jan 8, 2025
Breach occurred: Jan 4, 2025 – Jan 8, 2025
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 28, 2025
Affected individuals: 12state-resident count only
Data types: PHIIdentity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Regulator citations: cooperating with law enforcement
Initial access: exploit_public_facing

During the incident: Took certain systems offline
Engaged professionals experienced in handling these types of incidents to assist us with an investigation
Notified and are cooperating with law enforcement
Changes made: Work with cybersecurity professionals to evaluate and modify our practices and internal controls to enhance the security and privacy of the information we maintain
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 29 days(29 days from discovery to filing)
Compliance flags: ME AG >90d · 232dLeak >180dME resident >60d · 232d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jan 8, 2025
→ Filed with AG: Aug 28, 2025
232d 90 days ME AG >90d
Maine
Discovered: Jan 8, 2025
→ Notified: Aug 28, 2025
232d 60 days (analyst band; statutory cap is 30 days) ME resident >60d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jan 8, 2025 → Filed with AG: Aug 28, 2025	232d	90 days	ME AG >90d
Maine	Discovered: Jan 8, 2025 → Notified: Aug 28, 2025	232d	60 days (analyst band; statutory cap is 30 days)	ME resident >60d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

Indiana State AGMar 6 · first

HHS OCR+25d

Nebraska State AG+175d

Maine State AG+175d · this page

Illinois State AG+179d

Pattern: first filing Mar 6 (IN), last Sep 1 (IL) — a 179-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/3129a464-ce0a-4dc7-baee-2eb1ca83a42f.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 28, 2025
Raw hash: 111e5032dea53d1996f4a79ecf37973573cd990dde3c6af24ed1179adc4af9dc

Linked disclosures

Ransomware claims (1)

Regulatory filings (4) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entityBlack Hills Regional Eye Institute

Incidentdiscovered Jan 8, 2025

Stated responseTook certain systems offline

ComplianceME AG >90d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov