HackingOtherStolen CredentialsCapture Stored DataData ExfiltratedTargetedPIIIdentity (basic)PHIHealth (basic)LowContained

Equinox Holdings, Inc.

bd_7d95fb6c7b99eb47 · schema v1 · pii pii-v1

Severity

Low

Discovered

Apr 29, 2024

Filed

Nov 15, 2024

To disclose

29 weeks

Affected

1state residents only

Linked

2 filings

Confidence

66%

Full breach record for Equinox Holdings, Inc. →

Equinox, Inc. notified Montana residents of a data security incident discovered on April 29, 2024, involving unauthorized access to network resources. The investigation determined that personal and protected health information, including names and variable data elements, may have been accessed. Notices were sent on November 15, 2024, offering credit monitoring services.

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Incident timeline

discovery → filing · 29 weeks / 200 days

Apr 29, 2024

Begins

Apr 29, 2024

Discovered

Nov 15, 2024

Filed

vs. sector median

+21 wks slower

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Montana State AGbd_eeab52edb85d4bdb2024-11-15Candidate

Name: Equinox Holdings, Inc.
norm: equinox holdings

Name: Equinox Holdings, Inc.
norm: equinox holdings
Industry: Otherllm

Discovered: Apr 29, 2024
Breach occurred: Apr 29, 2024
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Nov 15, 2024
Affected individuals: 1state-resident count only
Data types: PIIIdentity (basic)PHIHealth (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Initial access: valid_credentials

During the incident: Took measures to secure our environment
Initiated an investigation with the assistance of a leading cybersecurity firm
Conducted a comprehensive review of the potentially affected files
Implemented additional security features to reduce the risk of a similar incident occurring in the future
Offering credit monitoring and identity protection services through IDX at no cost
Changes made: Implemented additional security features to reduce the risk of a similar incident occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 29 weeks(200 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings

View merged incident ↗

Montana State AGNov 15 · first

Montana State AGNov 15 · 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/2025/02/Consumer-Notification.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Nov 15, 2024
Raw hash: 23bc72429c04b0fe19aa32842780eb0cc579ef1fd1b8f2cf814da18f1aa7a793

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityEquinox Holdings, Inc.

Victim entityEquinox Holdings, Inc.

Incidentdiscovered Apr 29, 2024

Stated responseTook measures to secure our environment

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov