HackingHealthcareHealthcareCustomer Data InvolvedEmployee Data InvolvedData ExfiltratedPHIHealth (basic)Government IDIdentity (basic)Financial accountFinancial credentialsEmploymentCriticalContained

BANNER HEALTH

bd_ac773cf578b8482a · schema v1 · pii pii-v1

Severity

Critical

Discovered

Jul 13, 2016

Filed

Aug 3, 2016

To disclose

21 days

Affected

3,700,000

Linked

7 filings

Confidence

64%

Full breach record for BANNER HEALTH →2 incidents on file

Banner Health disclosed a cyber attack where attackers gained unauthorized access to patient, provider, and payment card data. The attack began on June 17, 2016, and was discovered in two phases: payment card systems on July 7, 2016, and patient/provider servers on July 13, 2016. Approximately 3.7 million individuals were affected. Data exposed included PHI, SSNs, and payment card details. Banner Health engaged forensics, blocked attackers, and offered credit monitoring.

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California clockDiscovered Jul 13, 2016 → Notified Aug 3, 201621d ✓ CA 60-day OK21 days discovery → filing

Incident timeline

undetected · 26 days

discovery → filing · 21 days

Jun 17, 2016

Begins

Jul 13, 2016

Discovered

Aug 3, 2016

Filed

vs. sector median

9 wks faster

This filing is one of 7 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (6) · sorted by filing gap

Washington State AGbd_0588cdfba1eacf3d2016-08-03Candidate
New Hampshire State AGbd_47377d5f3cbb422e2016-08-03Verified
Montana State AGbd_84becbd39b03c2c22016-08-03Verified
Massachusetts State AGbd_ac336604b83cc8692016-08-03Verified

Show 2 more filings ↓

Oregon State AGbd_cb3e26b4ba0ad5cc2016-08-03Verified
HHS OCRbd_efb36ded28ef2d7d2016-08-03Verified

Name: BANNER HEALTH
norm: banner health
Domain: bannerhealth.com

Name: BANNER HEALTH
norm: banner health
Domain: bannerhealth.com
Industry: Healthcarellm

Discovered: Jul 13, 2016
Breach occurred: Jun 17, 2016 – Jul 7, 2016
Undetected for: 26 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 3, 2016
Affected individuals: 3,700,000nationwide
Data types: PHIHealth (basic)Government IDIdentity (basic)Financial accountFinancial credentialsEmployment
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email CollectionT1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified the California Attorney GeneralCourtesy notification to the DEA and Licensing Boards

During the incident: Launched an investigation
Hired a leading forensics firm
Took steps to block the cyber attackers
Contacted law enforcement
Offered free credit and identity monitoring services through Kroll
Enhanced the security of our systems
Working with payment card networks to initiate heightened monitoring on affected cards
Established a dedicated call center for patients
Changes made: Enhancing the security of our systems to help prevent something like this from happening again
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 days(21 days from discovery to filing)
Compliance flags: CA 60-day OK · 21d
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: Jul 13, 2016
→ Notified: Aug 3, 2016
21d 60 days (analyst band, pre-2026 discoveries) CA 60-day OK

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Jul 13, 2016 → Notified: Aug 3, 2016	21d	60 days (analyst band, pre-2026 discoveries)	CA 60-day OK

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 7 filings · 7 states

View merged incident ↗

Washington State AGAug 3 · first

New Hampshire State AGAug 3 · first

Montana State AGAug 3 · first

Massachusetts State AGAug 3 · first

Oregon State AGAug 3 · first

HHS OCRAug 3 · first

California State AGAug 3 · first · 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://oag.ca.gov/ecrime/databreach/reports/sb24-63197
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 3, 2016
Raw hash: d1e03ec4a5b55300c1982f4eecb53a0e6e63eb805e64f097089e7b67f9e00fe3

Linked disclosures

Regulatory filings (6) · sorted by filing gap

Reporting entityBANNER HEALTH

Victim entityBANNER HEALTH

Incidentdiscovered Jul 13, 2016

Stated responseLaunched an investigation

ComplianceCA 60-day OK

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov