HackingHealthcareHealthcareData ExfiltratedData EncryptedCustomer Data InvolvedEmployee Data InvolvedPIIPHIIdentity (basic)Health (basic)LowContained

ANN & ROBERT H. LURIE CHILDREN'S HOSPITAL OF CHICAGO

bd_f01d8d4f32bfa404 · schema v1 · pii pii-v1

Severity

Low

Discovered

Jan 31, 2024

Filed

Jun 27, 2024

To disclose

21 weeks

Affected

Not disclosed

Linked

11 filings

Confidence

66%

Full breach record for ANN & ROBERT H. LURIE CHILDREN'S HOSPITAL OF CHICAGO →9 incidents on file

Ann & Robert H. Lurie Children’s Hospital of Chicago disclosed a cybersecurity attack occurring Jan 26-31, 2024. Cybercriminals accessed systems, impacting PII and PHI. The hospital took systems offline, engaged forensic experts, and notified law enforcement. Affected individuals were offered 24 months of credit monitoring. No specific count of affected individuals was provided in the notice.

J jump to incidentP pin to compareR raw source

Vermont clock✗ VT AG >45 bday21 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 5 days

discovery → filing · 21 weeks / 148 days

Jan 26, 2024

Begins

Jan 31, 2024

Discovered

Jun 27, 2024

Filed

vs. sector median

+9 wks slower

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

A leak claim by rhysida about this victim predates this filing by 148 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (2)

Leak Siterhysidabd_52921f58da05d5ad2024-02-27 · +121dVerified by operator
Leak Siterhysidabd_2bd92d4f514d01f42024-01-31 · +148dVerified by operator

Regulatory filings (8) · sorted by filing gap

Maine State AGbd_022e63521ff140fb2024-06-27Verified
Massachusetts State AGbd_35c645939567579c2024-06-27Verified
HHS OCRbd_4d5dd308bec3adc42024-06-27Verified by operator
Indiana State AGbd_8f4e71a1b5b1e03a2024-06-27Verified

Show 4 more filings ↓up to 324d gap

California State AGbd_a10306c02fabcbf92024-06-27Verified
Illinois State AGbd_b1240fdab9182a2b2024-06-01 · +26dCandidate
Pressrhysidabd_df9c4e148aeb5cba2024-01-31 · +148dCandidate
HHS OCRbd_100066233a59c55f2023-08-08 · +324dVerified

Name: ANN & ROBERT H. LURIE CHILDREN'S HOSPITAL OF CHICAGO
norm: ann robert h lurie children s hospital of chicago
Domain: luriechildrens.org

Name: ANN & ROBERT H. LURIE CHILDREN'S HOSPITAL OF CHICAGO
norm: ann robert h lurie children s hospital of chicago
Domain: luriechildrens.org
Industry: Healthcarellm

Discovered: Jan 31, 2024
Breach occurred: Jan 26, 2024 – Jan 31, 2024
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 27, 2024
Affected individuals: Not disclosed
Data types: PIIPHIIdentity (basic)Health (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1486 Data Encrypted for Impact
Threat actor: ExternalFinancial
Regulator citations: Notified Vermont Attorney General
Initial access: exploit_public_facing

During the incident: Took certain electronic systems offline, including our email, phones, and electronic health record system (Epic), and Epic’s patient portal (MyChart)
Activated our standard incident response procedures, including the Hospital Incident Command Structure
Retained leading cybersecurity experts and legal counsel to work with our internal teams
Worked closely with law enforcement
Changes made: Implemented additional cybersecurity safeguards
Offering complimentary access to Experian IdentityWorks for 24 months
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 weeks(148 days from discovery to filing)
Compliance flags: VT AG >45 bdayLeak >90d
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 9 filings · 6 states

View merged incident ↗

HHS OCRAug 8 · first

Press+176d

Illinois State AG+298d

Maine State AG+324d

Massachusetts State AG+324d

HHS OCR+324d

Indiana State AG+324d

California State AG+324d

Vermont State AG+324d · this page

Pattern: first filing Aug 8 (IL), last Jun 27 (VT) — a 324-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://ago.vermont.gov/document/2024-06-27-ann-robert-h-lurie-childrens-hospital-chicago-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 27, 2024
Raw hash: c0cbf8856d8cd77a5c027f29302c0e7c780c3ef28758ce01e6f2063789ed3d90

Linked disclosures

Ransomware claims (2)

Regulatory filings (8) · sorted by filing gap

Reporting entityANN & ROBERT H. LURIE CHILDREN'S HOSPITAL OF CHICAGO

Victim entityANN & ROBERT H. LURIE CHILDREN'S HOSPITAL OF CHICAGO

Incidentdiscovered Jan 31, 2024

Stated responseTook certain electronic systems offline, including our email, phones, and electronic health record system (Epic), and Epic’s patient portal (MyChart)

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov