Social EngineeringHealthcareHealthcarePhishingBECMulti-Stage ChainData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedGovernment IDFinancial accountIdentity (basic)CriticalContained

Advocate Aurora Health, Inc.

bd_7a98aefdfbd71395 · schema v1 · pii pii-v1

Severity

Critical

Discovered

Jan 9, 2020

Filed

Feb 19, 2020

To disclose

6 weeks

Affected · nationwide

176,00013 in this filing

Linked

6 filings

Confidence

66%

Full breach record for Advocate Aurora Health, Inc. →12 incidents on file

Advocate Aurora Health notified the NH AG of a phishing incident where credentials were compromised, leading to payroll diversion and access to PeopleSoft. Discovered Jan 9, 2020. ~176,000 employees affected nationwide; 13 NH residents. Data included SSNs, bank info, and PII. Law enforcement notified.

J jump to incidentP pin to compareR raw source

Incident timeline

undetected · 8 days

discovery → filing · 6 weeks / 41 days

Jan 1, 2020

Begins

Jan 9, 2020

Discovered

Feb 19, 2020

Filed

vs. sector median

5 wks faster

This filing is one of 6 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (5) · sorted by filing gap

Massachusetts State AGbd_592b2e44824aff702020-02-19Verified
Montana State AGbd_8374b04224d1d9f22020-02-20 · +1dCandidate
Montana State AGbd_87cc28bf4aa955d42020-02-20 · +1dCandidate
Indiana State AGbd_c123e199cd9b21c62020-02-20 · +1dVerified

Show 1 more filing ↓up to 49d gap

Illinois State AGbd_b975b202fdeeacc12020-01-01 · +49dVerified

Name: Advocate Aurora Health, Inc.
norm: advocate aurora health
Domain: advocateaurorahealth.org

Name: Advocate Aurora Health, Inc.
norm: advocate aurora health
Domain: advocateaurorahealth.org
Industry: Healthcarellm

Discovered: Jan 9, 2020
Breach occurred: Jan 1, 2020
Undetected for: 8 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 19, 2020
Affected individuals: 176,000state + nationwide
Data types: Government IDFinancial accountIdentity (basic)
Data elements: Social Security numberDate of birth
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1119 Automated Collection
Threat actor: ExternalFinancial
Regulator citations: Notified FBI Supervisory Special Agent Amanda Knutsen in WisconsinWorking with federal and Wisconsin state law enforcement
Initial access: phishing_link

During the incident: Changed affected credentials
Locked intruder out of the system
Reset all passwords across potentially affected systems
Deploying Proofpoint email filtering
Deploying Duo multi-factor authentication
Notified federal and state law enforcement
Changes made: Deploying Proofpoint email filtering
Deploying Duo multi-factor authentication
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(41 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 6 filings · 5 states

View merged incident ↗

Illinois State AGJan 1 · first

Massachusetts State AG+49d

New Hampshire State AG+49d · this page

Montana State AG+50d

Indiana State AG+50d

Pattern: first filing Jan 1 (IL), last Feb 20 (IN) — a 50-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://mm.nh.gov/files/uploads/doj/remote-docs/advocate-aurora-health-20200219.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 19, 2020
Raw hash: 2b499b132c27c69f0f8dad91a0693dcea54e8f8679ecff2fd2a4edbb0613f338

Linked disclosures

Regulatory filings (5) · sorted by filing gap

Reporting entityAdvocate Aurora Health, Inc.

Victim entityAdvocate Aurora Health, Inc.

Incidentdiscovered Jan 9, 2020

Stated responseChanged affected credentials

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov