HackingTechnologyInformationData ExfiltratedIdentity (basic)PHIHealth (basic)LowContained

Equinox Holdings, Inc.

bd_eeab52edb85d4bdb · 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. disclosed a data security incident on April 29, 2024, involving unauthorized access to network resources. The investigation determined that personal and protected health information, including names, may have been accessed or downloaded. Equinox engaged a cybersecurity firm, secured its environment, and notified affected individuals 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

+10 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_7d95fb6c7b99eb472024-11-15Candidate

Name: Equinox Holdings, Inc.
norm: equinox holdings

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

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: Identity (basic)PHIHealth (basic)
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: External

During the incident: Took measures to secure environment
Initiated investigation with assistance of leading cybersecurity firm
Conducted comprehensive review of potentially affected files
Implemented additional security features
Offered complimentary credit monitoring and identity protection services through IDX
Changes made: Implemented additional security features to reduce risk of similar incident
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-17.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: ea761340d16d750db9041a99aea6871979d7d6ea3656bc1e371ba6b7fc161127

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 environment

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancedojmt.gov