HackingFinancial ServicesFinanceTargetedIdentity (basic)Government IDFinancial accountHighActive

Landmark Admin

bd_b8c21228bcb2ff23 · schema v1 · pii pii-v1

Severity

High

Discovered

May 13, 2024

Filed

Jun 12, 2024

To disclose

4 weeks

Affected

55,488state residents only

Linked

23 filings

Confidence

65%

Full breach record for Landmark Admin →5 incidents on file

Landmark Admin, LLC, a third-party administrator for life insurance carriers, notified South Carolina regulators of a data breach detected on May 13, 2024. An unauthorized third party accessed systems, potentially compromising names, addresses, SSNs, financial account numbers, and driver's license numbers. The investigation is ongoing.

J jump to incidentP pin to compareR raw source

South Carolina clock✓ SC CRA notice due4 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

discovery → filing · 4 weeks / 30 days

May 13, 2024

Discovered

Jun 12, 2024

Filed

vs. sector median

4 wks faster

This filing is one of 23 filings 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 · +133dVerified
Indiana State AGbd_6c7ccc9b72bce2702024-10-23 · +133dVerified
South Carolina State AGbd_6840a4269b9261ba2024-10-24 · +134dVerified by operator
New Hampshire State AGbd_83109b510e4ed7122024-10-28 · +138dVerified by operator

Show 6 more filings ↓up to 303d gap

Idaho State AGbd_6c3d805bd8b125442025-03-24 · +285dVerified by operator
Illinois State AGbd_0a56c7825ce377bc2025-04-01 · +293dVerified by operator
Iowa State AGbd_1baf85090385207d2025-04-10 · +302dVerified by operator
California State AGbd_19c021424afbcfb22025-04-11 · +303dVerified by operator
Maine State AGbd_473e2e2588c355282025-04-11 · +303dVerified by operator
Washington State AGbd_9e8821db12aad8972025-04-11 · +303dVerified by operator

Showing first 10 of 22 linked disclosures.

Name: Landmark Admin
norm: landmark admin

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

Discovered: May 13, 2024
Materiality determined: —
Notification sent: Jun 12, 2024
Affected individuals: 55,488state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security numberDate of birth
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 to determine the nature and scope of the incident
Changes made: Took steps to enhance security measures
Took steps and will continue to take steps to mitigate the risk of future harm
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 4 weeks(30 days from discovery to filing)
Compliance flags: SC CRA notice due
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.

Filing propagation · 11 filings · 10 states

View merged incident ↗

South Carolina State AGJun 12 · first · this page

Oregon State AG+133d

Indiana State AG+133d

South Carolina State AG+134d

New Hampshire State AG+138d

Idaho State AG+285d

Illinois State AG+293d

Iowa State AG+302d

California State AG+303d

Maine State AG+303d

Washington State AG+303d

Pattern: first filing Jun 12 (SC), last Apr 11 (WA) — a 303-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 22 — 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://consumer.sc.gov/sites/consumer/files/Documents/Security%20Breach%20Notices/LandmarkAdminLLC.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jun 12, 2024
Raw hash: fef909ac06ac8f8606b1dbd6442818926a5434028306e2b76f41d0d5e81f55a6

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

ComplianceSC CRA notice due

Extraction provenanceno artifact recorded

Source provenanceconsumer.sc.gov