Social EngineeringHealthcareTechnologyHealthcarePhishingStolen CredentialsCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDHealth (basic)PHIMediumContained

Conifer Value-Based Care, LLC

bd_2f870f05cf868d35 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 21, 2022

Filed

Oct 11, 2022

To disclose

29 weeks

Affected

1state residents only

Confidence

65%

Conifer Value-Based Care, LLC, a subcontractor to Cogeco US Finance d/b/a Breezeline, disclosed a phishing incident where unauthorized parties accessed business email accounts between March 17-22, 2022. Discovered March 21, 2022, the breach exposed PII including SSNs, DOBs, and PHI of health plan members. Notices were sent October 11, 2022.

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Incident timeline

undetected · 4 days

discovery → filing · 29 weeks / 204 days

Mar 17, 2022

Begins

Mar 21, 2022

Discovered

Oct 11, 2022

Filed

vs. sector median

+17 wks slower

Tracked as a single-filing incident — the only disclosure on record for this event so far.Confirmed1 affectedView incident

Name: Cogeco US Finance
norm: cogeco us finance

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 11, 2022
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government IDHealth (basic)PHI
Attack vector: Phishing
MITRE ATT&CK: T1566.002 Spearphishing LinkT1078 Valid AccountsT1114 Email Collection
Threat actor: External
Initial access: phishing_link

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

Time to disclose: 29 weeks(204 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-617.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Oct 11, 2022
Raw hash: 16c68e4015a2c0b864e42e87a458d2ae4b44bb19c5d64ee69faab0b58f72a9eb

Reporting entityCogeco US Finance

Victim entityConifer Value-Based Care, LLC

Incidentdiscovered Mar 21, 2022

Stated responseTook action to prevent any further unauthorized activity

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov