HackingHealthcareHealthcareData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedPHIHealth (basic)Identity (basic)Government IDFinancial accountFinancialEmploymentMediumContained

Laboratory Services Cooperative

bd_3b53713c4b166ab5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 27, 2024

Filed

Apr 9, 2025

To disclose

23 weeks

Affected

Not disclosed

Linked

11 filings

Confidence

65%

Full breach record for Laboratory Services Cooperative →2 incidents on file

Laboratory Services Cooperative (LSC) notified individuals of a security incident detected on October 27, 2024, where an unauthorized third party accessed and removed files from LSC's network. The breach potentially affected patient and worker data, including PHI (diagnoses, lab results), PII (SSN, driver's license), and financial information (bank accounts, payment cards). LSC engaged forensic specialists, notified law enforcement, and is offering credit and medical identity monitoring. No specific malware or ransomware was identified.

J jump to incidentP pin to compareR raw source

California clockDiscovered Oct 27, 2024 → Notified Apr 10, 2025165d ✗ CA 60-day late23 weeks discovery → filing

Incident timeline

discovery → filing · 23 weeks / 164 days

Oct 27, 2024

Discovered

Apr 9, 2025

Filed

vs. sector median

+11 wks slower

This filing is one of 11 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Vermont State AGbd_102212ae480e10da2025-04-10 · +1dVerified
Washington State AGbd_18cb69ce78d99e822025-04-10 · +1dCandidate
Nebraska State AGbd_51c9501e1e704db12025-04-10 · +1dVerified
Oregon State AGbd_721c52ac63a845ca2025-04-10 · +1dVerified

Show 6 more filings ↓up to 8d gap

Indiana State AGbd_891e39ad753077a22025-04-10 · +1dVerified
Massachusetts State AGbd_a7acce45947f6de42025-04-10 · +1dVerified
Maine State AGbd_b2eb717e40560ef32025-04-10 · +1dVerified
Iowa State AGbd_c3c9c68a034fcdd42025-04-10 · +1dVerified
New Hampshire State AGbd_0d653a74218ed69e2025-04-11 · +2dVerified
Illinois State AGbd_7732926ed7736bae2025-04-01 · +8dVerified

Name: Laboratory Services Cooperative
norm: laboratory services cooperative

Name: Laboratory Services Cooperative
norm: laboratory services cooperative
Industry: Healthcarellm

Discovered: Oct 27, 2024
Materiality determined: —
Notification sent: Apr 10, 2025
Affected individuals: Not disclosed
Data types: PHIHealth (basic)Identity (basic)Government IDFinancial accountFinancialEmployment
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unknown
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified federal law enforcement

During the incident: Engaged third-party cybersecurity specialists to determine the nature and scope of the incident
Notified federal law enforcement
Engaged a third-party vendor to help identify whose information may be potentially involved
Hired third-party cybersecurity specialists to monitor the dark web for any information that may have been accessed or taken
Offering free credit monitoring and medical identity protection services through CyEx Medical Shield Complete
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 23 weeks(164 days from discovery to filing)
Compliance flags: CA 60-day late · 165d
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: Oct 27, 2024
→ Notified: Apr 10, 2025
165d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Oct 27, 2024 → Notified: Apr 10, 2025	165d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 11 states

View merged incident ↗

Illinois State AGApr 1 · first

California State AG+8d · this page

Vermont State AG+9d

Washington State AG+9d

Nebraska State AG+9d

Oregon State AG+9d

Indiana State AG+9d

Massachusetts State AG+9d

Maine State AG+9d

Iowa State AG+9d

New Hampshire State AG+10d

Pattern: first filing Apr 1 (IL), last Apr 11 (NH) — a 10-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://oag.ca.gov/ecrime/databreach/reports/sb24-601185
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Apr 9, 2025
Raw hash: 284087ba58747505532739f1938140175184c6fb04a75eac13a4381d37d76982

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityLaboratory Services Cooperative

Victim entityLaboratory Services Cooperative

Incidentdiscovered Oct 27, 2024

Stated responseEngaged third-party cybersecurity specialists to determine the nature and scope of the incident

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov