HackingHealthcareTechnologyHealthcareVulnerability ExploitData ExfiltratedDelayed DiscoveryIdentity (basic)Government IDMediumContained

PREMIER HEALTH PARTNERS

bd_3345e2d832a11ae5 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jul 26, 2023

Filed

Nov 22, 2023

To disclose

15 weeks

Affected

Not disclosed

Confidence

65%

Full breach record for PREMIER HEALTH PARTNERS →7 incidents on file

Welltok, Inc. notified Premier Health patients of a data breach involving the MOVEit Transfer server. An unknown actor exploited software vulnerabilities on May 30, 2023, to exfiltrate data including names and government identifiers. Welltok engaged third-party cybersecurity specialists and is offering credit monitoring services. The incident was discovered on August 11, 2023.

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Vermont clock✗ VT AG >45 bday15 weeks discovery → filing

⚠ unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

Incident timeline

undetected · 57 days

discovery → filing · 17 weeks / 119 days

May 30, 2023

Begins

Jul 26, 2023

Discovered

Nov 22, 2023

Filed

vs. sector median

+2 wks slower

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

Name: Welltok
norm: welltok
Domain: welltok.com

Name: PREMIER HEALTH PARTNERS
norm: premier health
Industry: HealthcarellmTechnologyllm

Discovered: Jul 26, 2023
Breach occurred: May 30, 2023
Undetected for: 57 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 17, 2023
Affected individuals: Not disclosed
Data types: Identity (basic)Government ID
Attack vector: Misconfiguration
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Initial access: exploit_public_facing

During the incident: Launched an additional investigation with the assistance of third-party cybersecurity specialists
Providing you with access to ## months of credit monitoring and identity protection services provided by Experian
Changes made: Reviewing and enhancing our existing policies and procedures related to data privacy
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 15 weeks(103 days from discovery to filing)
Compliance flags: VT AG >45 bday
Discovery-date grounding: unattributedNo provenance was recorded for this discovery date and it matches no other date on the record. It may be correct, but it is not independently grounded.

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://ago.vermont.gov/document/2023-11-22-premier-health-progress-software-moveit-data-breach-notice-consumers
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 22, 2023
Raw hash: bbc8a1946a206b57c8ac8fcca0d6379ef41318193dff530f58a0afd5693caef6

Reporting entityWelltok

Victim entityPREMIER HEALTH PARTNERS

Incidentdiscovered Jul 26, 2023

Stated responseLaunched an additional investigation with the assistance of third-party cybersecurity specialists

ComplianceVT AG >45 bday

Extraction provenanceno artifact recorded

Source provenanceago.vermont.gov