CALIFORNIAMalwareHealthcareHealthcareRansomwareCustomer Data InvolvedData EncryptedRansom DemandedHealth (basic)Identity (basic)Government IDHighResolved

USC Keck and Norris Hospitals

bd_4b80f8a85006f5c9 · schema v1 · pii pii-v1

Severity

High

Discovered

Aug 1, 2016

Filed

Sep 21, 2016

To disclose

7 weeks

Affected

16,000

Linked

2 filings

Confidence

97%

Full breach record for USC Keck and Norris Hospitals →

USC Keck and Norris Hospitals (CA) reported to HHS on 2016-09-21 a Hacking/IT Incident (ransomware) affecting 16,000 individuals. On August 1, 2016, ransomware encrypted files on two network servers storing ePHI including names, demographic information, dates of birth, treatment information, diagnoses, and in some cases Social Security numbers. The CE shut down impacted servers, restored data from backups without paying ransom, and implemented additional malware prevention measures. OCR investigated and obtained assurances of corrective action.

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HIPAA clock✓ HHS report on time7 weeks discovery → filing

⚠ occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.

Incident timeline

discovery → filing · 7 weeks / 51 days

Aug 1, 2016

Begins

Aug 1, 2016

Discovered

Sep 21, 2016

Filed

vs. sector median

4 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

California State AGbd_23d56cd429c85c342016-09-20 · +1dCandidate

Name: USC Keck and Norris Hospitals
norm: usc keck and norris hospitals
Industry: Health Care Services

Name: USC Keck and Norris Hospitals
norm: usc keck and norris hospitals
Industry: Health Care Services
Industry: Healthcaresource default

Discovered: Aug 1, 2016
Breach occurred: Aug 1, 2016
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 16,000nationwide
Data types: Health (basic)Identity (basic)Government ID
HHS breach type: Hacking / IT incident
Where the data lived: Network server
Covered-entity type: Healthcare provider
Attack vector: Unauthorized Access
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: HHS OCR investigation; CE implemented corrective actions; OCR obtained assurances of remediation.

During the incident: Identified and isolated malware; shut down impacted servers.
Fully restored encrypted data from backup without paying ransom.
Notified HHS, affected individuals, and media.
Implemented additional technical measures to improve malware prevention and detection.
Changes made: Improved malware prevention and detection controls.
Corrective action plan implemented per OCR investigation findings.
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 7 weeks(51 days from discovery to filing)
Compliance flags: HHS report on timeHHS notified
Discovery-date grounding: occurrence dateThe stored discovery date equals the breach OCCURRENCE date. Detection is normally later, so this OVERSTATES the delay — a 'late' verdict here may not be real.
Clock breakdown: Statute Window Elapsed Threshold Status
HIPAA
Discovered: Aug 1, 2016
→ Notified: not extracted
— 60 days HHS report on time
HIPAA
Discovered: Aug 1, 2016
→ Notified: not extracted
— regulatory submission HHS notified

Statute	Window	Elapsed	Threshold	Status
HIPAA	Discovered: Aug 1, 2016 → Notified: not extracted	—	60 days	HHS report on time
HIPAA	Discovered: Aug 1, 2016 → Notified: not extracted	—	regulatory submission	HHS notified

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

California State AGSep 20 · first

HHS OCR+1d · this page

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://ocrportal.hhs.gov/ocr/breach/breach_report.jsf
DisclosureLens renders the full SEC/HHS filing inline below from the originating regulator’s public record (§4.5 fair report privilege).
Filed at: Sep 21, 2016
Raw hash: 3d050bf8740146abe47e18854e142d8ea05cd3f4fb5e19da291146463eda7889

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Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityUSC Keck and Norris Hospitals

Victim entityUSC Keck and Norris Hospitals

Incidentdiscovered Aug 1, 2016

Stated responseIdentified and isolated malware; shut down impacted servers.

ComplianceHHS report on time

Extraction provenanceno artifact recorded

Source provenanceocrportal.hhs.gov

Source filing