HackingFinancial ServicesTechnologyFinanceTargetedIdentity (basic)Government IDFinancial accountHealth (basic)PHIHighActive

Landmark Admin

bd_1244d1b4af3700c7 · schema v1 · pii pii-v1

Severity

High

Discovered

May 13, 2024

Filed

Jun 27, 2024

To disclose

6 weeks

Affected

2,987state residents only

Linked

16 filings

Confidence

67%

Full breach record for Landmark Admin →9 incidents on file

Landmark Admin, LLC, a third-party administrator for life insurance carriers, notified individuals of a data breach detected on May 13, 2024. Unauthorized third-party access compromised sensitive personal information including SSNs, driver's licenses, financial account numbers, and medical data. Landmark engaged forensic investigators and enhanced network security. Investigation is ongoing.

J jump to incidentP pin to compareR raw source

Incident timeline

discovery → filing · 6 weeks / 45 days

May 13, 2024

Discovered

Jun 27, 2024

Filed

vs. sector median

2 wks faster

This filing is one of 16 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (10) · sorted by filing gap

Oregon State AGbd_694502fe4f1453a62024-10-23 · +118dVerified
Indiana State AGbd_6c7ccc9b72bce2702024-10-23 · +118dVerified
Maine State AGbd_73af656696be6b732024-10-23 · +118dCandidate
California State AGbd_af6fea4c2516a11a2024-10-23 · +118dVerified

Show 6 more filings ↓up to 288d gap

Washington State AGbd_b9b1aa056e46bc9f2024-10-23 · +118dVerified
Delaware State AGbd_f2927f007bf0104d2024-10-23 · +118dVerified
New Hampshire State AGbd_83109b510e4ed7122024-10-28 · +123dVerified by operator
California State AGbd_19c021424afbcfb22025-04-11 · +288dVerified by operator
Maine State AGbd_473e2e2588c355282025-04-11 · +288dVerified by operator
Washington State AGbd_9e8821db12aad8972025-04-11 · +288dVerified by operator

Showing first 10 of 15 linked disclosures.

Name: Landmark Admin
norm: landmark admin

Name: Landmark Admin
norm: landmark admin
Industry: Financial ServicesllmTechnologyllm

Discovered: May 13, 2024
Materiality determined: —
Notification sent: —
Affected individuals: 2,987state-resident count only
Data types: Identity (basic)Government IDFinancial accountHealth (basic)PHI
Data elements: Social Security numberDate of birthMedical information
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing ApplicationT1078 Valid Accounts
Threat actor: External
Initial access: exploit_public_facing

During the incident: Disconnected indicated systems and remote access to the network
Engaged a specialized third-party cybersecurity firm and IT personnel to assist with securing the environment
Conducted a comprehensive forensic investigation
Changes made: Enhance security measures
Enhance its network security
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 6 weeks(45 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 11 filings · 8 states

View merged incident ↗

Montana State AGJun 27 · first · this page

Oregon State AG+118d

Indiana State AG+118d

Maine State AG+118d

California State AG+118d

Washington State AG+118d

Delaware State AG+118d

New Hampshire State AG+123d

California State AG+288d

Maine State AG+288d

Washington State AG+288d

Pattern: first filing Jun 27 (MT), last Apr 11 (WA) — a 288-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

Cascade drawn from the first 10 linked disclosures of 15 — the full spread may be wider.

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-1508.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 27, 2024
Raw hash: a704d4490b206cbf5914a12bedfc0041c4afc9358d6b323a03d394927d9c1197

Linked disclosures

Regulatory filings (10) · sorted by filing gap

Reporting entityLandmark Admin

Victim entityLandmark Admin

Incidentdiscovered May 13, 2024

Stated responseDisconnected indicated systems and remote access to the network

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov