HackingFinancial ServicesFinanceTargetedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

COMARK EQUITY ALLIANCE, LLC

bd_7c215578f5f989ff · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 17, 2025

Filed

Dec 27, 2025

To disclose

10 days

Affected

1state residents only

Linked

3 filings

Confidence

66%

Full breach record for COMARK EQUITY ALLIANCE, LLC →

CoMark Equity Alliance reported an external system breach (hacking) occurring on March 18, 2025, discovered on December 17, 2025. The incident affected 1 Maine resident, exposing full names and Social Security numbers. The company engaged outside cybersecurity professionals and offered 12 months of complimentary credit monitoring via Epiq.

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Maine clockDiscovered Dec 17, 2025 → Filed with AG Dec 27, 202510d ✓ ME AG ≤30d10 days discovery → filing

⚠ AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.

Incident timeline

undetected · 274 days

discovery → filing · 10 days

Mar 18, 2025

Begins

Dec 17, 2025

Discovered

Dec 27, 2025

Filed

vs. sector median

7 wks faster

This filing is one of 3 filings about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_fcb30589ebdb447b2025-12-27Verified
Nebraska State AGbd_5a9e8c6cfd1cd10f2025-12-26 · +1dVerified

Name: MCDONALD HOPKINS LLC
norm: mcdonald hopkins

Name: COMARK EQUITY ALLIANCE, LLC
norm: comark equity alliance
Industry: Financial Servicesllm

Discovered: Dec 17, 2025
Breach occurred: Mar 18, 2025
Undetected for: 274 daysoccurrence → discovery
Materiality determined: —
Notification sent: Dec 26, 2025
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Filed notification with Maine Attorney General
Initial access: exploit_public_facing

During the incident: Launched an investigation in consultation with outside cybersecurity professionals
Offering a complimentary 12 month Epiq credit monitoring
Changes made: Continually evaluate and modify our practices and internal controls to enhance the security and privacy of your information
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 10 days(10 days from discovery to filing)
Compliance flags: ME AG ≤30d · 10d
Discovery-date grounding: AG web formThe discovery date came from the AG web-form field, which is systematically later than the detection date stated in the letter. Treat the clock as indicative.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Dec 17, 2025
→ Filed with AG: Dec 27, 2025
10d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Dec 17, 2025 → Filed with AG: Dec 27, 2025	10d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Nebraska State AGDec 26 · first

Massachusetts State AG+1d

Maine State AG+1d · 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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/d3bb6273-a7a5-4f52-b0cf-bb8942012720.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Dec 27, 2025
Raw hash: dc1bcb704a2b9f9adc12d44c16da026155cc220c631b60a9486a8eea5183a64b

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityMCDONALD HOPKINS LLC

Victim entityCOMARK EQUITY ALLIANCE, LLC

Incidentdiscovered Dec 17, 2025

Stated responseLaunched an investigation in consultation with outside cybersecurity professionals

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov