HackingProfessional ServicesProfessional ServicesData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Miami Properties Management, LLC

bd_f0b21633e398c584 · schema v1 · pii pii-v1

Severity

Medium

Discovered

Sep 10, 2025

Filed

Feb 2, 2026

To disclose

21 weeks

Affected

1state residents only

Linked

5 filings

Confidence

65%

Full breach record for Miami Properties Management, LLC →3 incidents on file

Miami Management Inc. notified the NH Attorney General of a data event affecting one NH resident. Unauthorized access occurred between Sept 8 and Oct 9, 2025, involving an unknown actor viewing/copying files containing names and driver's license numbers. Miami Management engaged cybersecurity specialists, provided 12 months of credit monitoring via Epiq, and notified regulators and credit bureaus.

J jump to incidentP pin to compareR raw source

Leak gap clock⏱ Leak >90d21 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

undetected · 2 days

discovery → filing · 21 weeks / 145 days

Sep 8, 2025

Begins

Sep 10, 2025

Discovered

Feb 2, 2026

Filed

vs. sector median

+2 wks slower

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

A leak claim by sarcoma about this victim predates this filing by 132 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Sitesarcomabd_116dff313e44a4812025-09-22 · +133dVerified by operator

Regulatory filings (3) · sorted by filing gap

Nebraska State AGbd_43fcd412f35cea412026-02-02Verified
Indiana State AGbd_672f17496c5310592026-02-02Verified
Massachusetts State AGbd_4e0f14adc9ec24eb2026-02-03 · +1dVerified by operator

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Miami Properties Management, LLC
norm: miami properties management
Domain: miamimanagement.com
Industry: Professional Servicesllm

Discovered: Sep 10, 2025
Breach occurred: Sep 8, 2025 – Oct 9, 2025
Undetected for: 2 daysoccurrence → discovery
Materiality determined: —
Notification sent: Feb 2, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1119 Automated Collection
Threat actor: External

During the incident: Began an investigation with assistance from cybersecurity specialists
Moved quickly to ensure the security of our systems
Working to implement additional safeguards and training to its employees
Providing access to credit monitoring services for twelve (12) months, through Epiq
Providing written notice of this incident to relevant state regulators
Providing written notice... to the three major credit reporting agencies, Equifax, Experian, and TransUnion
Changes made: Reviewing our policies, procedures, and security tools to reduce the likelihood of a similar event from occurring in the future
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 21 weeks(145 days from discovery to filing)
Compliance flags: Leak >90d
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 · 4 filings · 4 states

View merged incident ↗

Nebraska State AGFeb 2 · first

Indiana State AGFeb 2 · first

New Hampshire State AGFeb 2 · first · this page

Massachusetts State AG+1d

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://mm.nh.gov/files/uploads/doj/remote-docs/miami-management-20260202.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Feb 2, 2026
Raw hash: 1ea9d9d3136966cf71332d7d9847d33e2c529707676aa9308a12d872c259464c

Linked disclosures

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityMiami Properties Management, LLC

Incidentdiscovered Sep 10, 2025

Stated responseBegan an investigation with assistance from cybersecurity specialists

ComplianceLeak >90d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov