MalwareHealthcareHealthcareRansomwareData ExfiltratedCustomer Data InvolvedDelayed DiscoveryPHIHealth (basic)Identity (basic)Government IDMediumContained

Harvard Pilgrim Health Care

bd_dbc80eaf19d4bfa1 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Apr 17, 2023

Filed

Mar 27, 2024

To disclose

49 weeks

Affected

Not disclosed

Linked

35 filings

Confidence

65%

Full breach record for Harvard Pilgrim Health Care →14 incidents on file

Harvard Pilgrim Health Care disclosed a ransomware incident where an unauthorized party accessed systems from March 28 to April 17, 2023. The organization discovered the incident on April 17, 2023, and took systems offline to contain the threat. Investigation confirmed data was copied and taken. This supplemental notice informs affected individuals, including approximately 9,766 Rhode Island residents, about the potential exposure of personal and health information. Credit monitoring services are being offered.

J jump to incidentP pin to compareR raw source

California clockDiscovered Apr 17, 2023 → Notified Mar 27, 2024345d ✗ CA 60-day late49 weeks discovery → filing

Incident timeline

undetected · 20 days

discovery → filing · 49 weeks / 345 days

Mar 28, 2023

Begins

Apr 17, 2023

Discovered

Mar 27, 2024

Filed

vs. sector median

+37 wks slower

This filing is one of 35 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Maine State AGbd_6228e5282fce12112024-03-27Verified by operator
Delaware State AGbd_653dd03a96a630572024-03-27Verified by operator
New Hampshire State AGbd_c2298923021059572024-03-27Verified by operator
Delaware State AGbd_3d033309f7ace5eb2024-10-03 · +190dVerified by operator

Show 6 more filings ↓up to 596d gap

Maine State AGbd_59b7d4f12c5ff2b62024-10-03 · +190dVerified by operator
California State AGbd_7d6e82e2351b46c62024-10-03 · +190dVerified by operator
New Hampshire State AGbd_9b1c4d63a64d8aab2024-10-03 · +190dVerified by operator
California State AGbd_6137e2525e0f88892025-01-21 · +300dVerified by operator
Vermont State AGbd_e97c70caa0c2a5f52025-01-21 · +300dVerified by operator
Maryland State AGbd_10d522138bb443a92025-11-13 · +596dVerified by operator

Showing first 10 of 34 linked disclosures.

Name: Harvard Pilgrim Health Care
norm: harvard pilgrim health care
Domain: point32health.org

Name: Harvard Pilgrim Health Care
norm: harvard pilgrim health care
Domain: point32health.org
Industry: Healthcarellm

Discovered: Apr 17, 2023
Breach occurred: Mar 28, 2023 – Apr 17, 2023
Undetected for: 20 daysoccurrence → discovery
Materiality determined: —
Notification sent: Mar 27, 2024
Affected individuals: Not disclosed
Data types: PHIHealth (basic)Identity (basic)Government ID
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified regulators

During the incident: Took systems offline to contain the threat
Notified law enforcement and regulators
Engaged third-party cybersecurity experts to conduct a thorough investigation
Implemented additional cybersecurity safeguards
Changes made: Implemented additional cybersecurity safeguards to existing robust infrastructure
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 49 weeks(345 days from discovery to filing)
Compliance flags: CA 60-day late · 345d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.
Clock breakdown: Statute Window Elapsed Threshold Status
California
Discovered: Apr 17, 2023
→ Notified: Mar 27, 2024
345d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Apr 17, 2023 → Notified: Mar 27, 2024	345d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 6 states

View merged incident ↗

Maine State AGMar 27 · first

Delaware State AGMar 27 · first

New Hampshire State AGMar 27 · first

California State AGMar 27 · first · this page

Delaware State AG+190d

Maine State AG+190d

California State AG+190d

New Hampshire State AG+190d

California State AG+300d

Vermont State AG+300d

Maryland State AG+596d

Pattern: first filing Mar 27 (ME), last Nov 13 (MD) — a 596-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 34 — the full spread may be wider.

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://oag.ca.gov/ecrime/databreach/reports/sb24-583130
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Mar 27, 2024
Raw hash: 4808dc25246894ae68e3f98c1fb83caeb37cec84da4e8353f98d425443522b71

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityHarvard Pilgrim Health Care

Victim entityHarvard Pilgrim Health Care

Incidentdiscovered Apr 17, 2023

Stated responseTook systems offline to contain the threat

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov