Social EngineeringHealthcareHealthcarePhishingStolen CredentialsSupply Chain (3P Vendor)Customer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDMediumContained

SUTTER HEALTH

bd_fb510492a16fda0b · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 5, 2017

Filed

Feb 7, 2018

To disclose

9 weeks

Affected

Not disclosed

Confidence

64%

Full breach record for SUTTER HEALTH →3 incidents on file

Sutter Health notified individuals that a vendor, Salem and Green, was impacted by a phishing attack allowing unauthorized access to email systems on October 11-12, 2017. Sutter Health learned of the incident on December 5, 2017. The accessed data included names, dates of birth, SSNs, and driver's license numbers for individuals affiliated with Sutter Health involved in M&A activities. Salem and Green retained forensics, enhanced security procedures, implemented MFA, and provided staff training. Sutter Health offered one year of Experian credit monitoring.

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California clockDiscovered Dec 5, 2017 → Notified Feb 6, 201863d ✗ CA 60-day late9 weeks discovery → filing

Incident timeline

undetected · 55 days

discovery → filing · 9 weeks / 64 days

Oct 11, 2017

Begins

Dec 5, 2017

Discovered

Feb 7, 2018

Filed

vs. sector median

on median

Tracked as a single-filing incident — the only disclosure on record for this event so far.ConfirmedView incident

Name: SUTTER HEALTH
norm: sutter health
Domain: sutterhealth.org

Name: SUTTER HEALTH
norm: sutter health
Domain: sutterhealth.org
Industry: Healthcarellm

Discovered: Dec 5, 2017
Breach occurred: Oct 11, 2017 – Oct 12, 2017
Undetected for: 55 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 6, 2018
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Data elements: Social Security numberDate of birth
Attack vector: Third-Party / Supply Chain
MITRE ATT&CK: T1566.002 Spearphishing LinkT1195 Supply Chain CompromiseT1114 Email Collection
Threat actor: External
Third party: via Salem and Green
Initial access: phishing_link

During the incident: Salem and Green retained a forensics firm to evaluate the extent of the issue
Offering a complimentary one-year membership of for Experian’s® Credit 3B
Changes made: Reviewed policies and procedures with the involved vendor
Salem and Green is enhancing their data security procedures
Salem and Green is providing training to their staff so they learn to recognize phishing emails
Salem and Green implemented two factor authentication
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 9 weeks(64 days from discovery to filing)
Compliance flags: CA 60-day late · 63d
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: Dec 5, 2017
→ Notified: Feb 6, 2018
63d 60 days (analyst band, pre-2026 discoveries) CA 60-day late

Statute	Window	Elapsed	Threshold	Status
California	Discovered: Dec 5, 2017 → Notified: Feb 6, 2018	63d	60 days (analyst band, pre-2026 discoveries)	CA 60-day late

Status: No extraction artifact recorded for this disclosure.

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/sb24-133637
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 7, 2018
Raw hash: 2538cf128ab970df29a6807be96de493833d55e46917527554392c6e6f604d35

Reporting entitySUTTER HEALTH

Victim entitySUTTER HEALTH

Incidentdiscovered Dec 5, 2017

Stated responseSalem and Green retained a forensics firm to evaluate the extent of the issue

ComplianceCA 60-day late

Extraction provenanceno artifact recorded

Source provenanceoag.ca.gov