HackingHospitalityHospitalityStolen CredentialsEmail MisuseData ExfiltratedCustomer Data InvolvedEmployee Data InvolvedIdentity (basic)Government IDFinancial accountHealth (basic)PIIMediumContained

Highgate Hotels

bd_f983399997bb9442 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Mar 26, 2024

Filed

Dec 6, 2024

To disclose

36 weeks

Affected

7state residents only

Linked

5 filings

Confidence

65%

Full breach record for Highgate Hotels →2 incidents on file

Highgate Hotels, L.P. notified Montana residents of a cybersecurity incident where unauthorized entities accessed the network between March 25-26, 2024. The breach compromised names, SSNs, driver's licenses, financial account info, and health data. Highgate engaged forensic investigators, notified law enforcement, and provided one year of credit monitoring.

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Incident timeline

undetected · 1 days

discovery → filing · 36 weeks / 255 days

Mar 25, 2024

Begins

Mar 26, 2024

Discovered

Dec 6, 2024

Filed

This filing is one of 5 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (4) · sorted by filing gap

New Hampshire State AGbd_1af3ba3d19dde8d22024-12-06Verified
California State AGbd_9b4dcfd87bd7218e2024-12-06Verified
Indiana State AGbd_b74b1374763a89952024-12-06Verified
Maine State AGbd_cc6f50517953362a2024-12-06Candidate

Name: Highgate Hotels
norm: highgate hotels

Name: Highgate Hotels
norm: highgate hotels
Industry: Hospitalityllm

Discovered: Mar 26, 2024
Breach occurred: Mar 25, 2024 – Mar 26, 2024
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 7state-resident count only
Data types: Identity (basic)Government IDFinancial accountHealth (basic)PII
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email CollectionT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Informed law enforcement
Initial access: valid_credentials

During the incident: Took decisive containment measures
Commenced a fulsome investigation
Sought assistance from a cybersecurity firm
Promptly informed law enforcement
Supporting law enforcement investigation
Covering the cost for one year of access to CyEx Identity Defense Total credit monitoring
Changes made: Strengthened existing security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 36 weeks(255 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 5 filings · 5 states

View merged incident ↗

New Hampshire State AGDec 6 · first

California State AGDec 6 · first

Indiana State AGDec 6 · first

Maine State AGDec 6 · first

Montana State AGDec 6 · first · this page

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/2025/03/Consumer-notification-letter-12.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 6, 2024
Raw hash: 6b0eb12f90e195c79ceab7f6765112f5b540e02e98e7ad301a77104930fbe7af

Linked disclosures

Regulatory filings (4) · sorted by filing gap

Reporting entityHighgate Hotels

Victim entityHighgate Hotels

Incidentdiscovered Mar 26, 2024

Stated responseTook decisive containment measures

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov