Social EngineeringHealthcareTechnologyHealthcarePhishingStolen CredentialsCustomer Data InvolvedMulti-Stage ChainPIIIdentity (basic)PHIHealth (basic)LowContained

Conifer Value-Based Care, LLC

bd_1d90c95ac31b399e · schema v1 · pii pii-v1

Severity

Low

Discovered

Mar 21, 2022

Filed

Nov 17, 2022

To disclose

34 weeks

Affected

50state residents only

Confidence

65%

Full breach record for Conifer Value-Based Care, LLC →4 incidents on file

Conifer Value-Based Care, LLC, a business associate of CareFirst Administrators, experienced a phishing incident affecting Microsoft Office 365 email accounts between March 17-22, 2022. Unauthorized access led to exposure of PII and PHI including names, addresses, DOB, and medical info. Conifer reset passwords, blocked malicious IPs, engaged forensic investigators, and implemented MFA. Notices sent October 25, 2022.

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Incident timeline

undetected · 4 days

discovery → filing · 34 weeks / 241 days

Mar 17, 2022

Begins

Mar 21, 2022

Discovered

Nov 17, 2022

Filed

vs. sector median

+22 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed50 affectedView incident

Name: CareFirst Administrators
norm: carefirst administrators

Name: Conifer Value-Based Care, LLC
norm: conifer value based care
Industry: HealthcarellmTechnologyllm

Discovered: Mar 21, 2022
Breach occurred: Mar 17, 2022 – Mar 22, 2022
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Oct 25, 2022
Affected individuals: 50state-resident count only
Data types: PIIIdentity (basic)PHIHealth (basic)
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

During the incident: Resetting the user password for the business email accounts where unauthorized activity was detected
Blocking malicious IP addresses and URLs
Engaged a leading security firm
Began an investigation
Changes made: Accelerated its implementation of multi-factor authentication for all business email accounts within the environment
Enhance its security controls and monitoring practices
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 34 weeks(241 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

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://dojmt.gov/wp-content/uploads/OCP/Consumer-Notification-Letter-721.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 17, 2022
Raw hash: 761e0ecf11ad8f0a04f9bee31cb4923bbd3a50630d8e0275ad3ed3377d352dcd

Reporting entityCareFirst Administrators

Victim entityConifer Value-Based Care, LLC

Incidentdiscovered Mar 21, 2022

Stated responseResetting the user password for the business email accounts where unauthorized activity was detected

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov