Social EngineeringHealthcareHealthcarePhishingTargetedPIIPHIIdentity (basic)LowContained

Keck Medicine of USC

bd_bdd6a81b476ae06b · schema v1 · pii pii-v1

Severity

Low

Discovered

Sep 30, 2022

Filed

Dec 16, 2022

To disclose

11 weeks

Affected

1state residents only

Linked

2 filings

Confidence

65%

Full breach record for Keck Medicine of USC →2 incidents on file

Keck Medicine of USC notified Montana residents of a data security incident on December 15, 2022. On September 30, 2022, unauthorized access to a provider's email account was discovered, likely via phishing. The incident involved personal and protected health information. No SSN, driver's license, or financial account data was found in the account. Keck engaged forensic investigators and offered 12 months of identity protection services.

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Incident timeline

discovery → filing · 11 weeks / 77 days

Sep 30, 2022

Begins

Sep 30, 2022

Discovered

Dec 16, 2022

Filed

vs. sector median

2 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_12944ae92406fba32022-12-16Candidate

Name: Keck Medicine of USC
norm: keck medicine of usc
Domain: keckmedicine.org

Name: Keck Medicine of USC
norm: keck medicine of usc
Domain: keckmedicine.org
Industry: Healthcarellm

Discovered: Sep 30, 2022
Breach occurred: Sep 30, 2022
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 15, 2022
Affected individuals: 1state-resident count only
Data types: PIIPHIIdentity (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid Accounts
Threat actor: External
Initial access: phishing_link

During the incident: Took steps to secure the account
Launched an investigation with the assistance of an independent forensic investigator
Assigned the provider additional security awareness training
Working to implement additional technical controls
Offering complimentary identity protection services through IDX
Changes made: Assigned the provider additional security awareness training
Working to implement additional technical controls to reduce the likelihood of a similar incident reoccurring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 11 weeks(77 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

California State AGDec 16 · first

Montana State AGDec 16 · 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://dojmt.gov/wp-content/uploads/OCP/Consumer-notification.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 16, 2022
Raw hash: cd2de574818cc46dcd4de066b591facecdd12a0d53d4be83d80592dda7168e0b

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityKeck Medicine of USC

Victim entityKeck Medicine of USC

Incidentdiscovered Sep 30, 2022

Stated responseTook steps to secure the account

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov