HackingProfessional ServicesProfessional ServicesStolen CredentialsData ExfiltratedCustomer Data InvolvedTargetedGovernment IDPIIMediumContained

Wong Fleming

bd_f693e8211a6698ed · schema v1 · pii pii-v1

Severity

Medium

Discovered

Dec 14, 2024

Filed

Jan 20, 2026

To disclose

13 months

Affected

1state residents only

Linked

8 records

Confidence

66%

Full breach record for Wong Fleming →

Wong Fleming, a law firm, notified the New Hampshire Attorney General of a data event affecting one NH resident. Unauthorized access occurred between Dec 13-14, 2024, involving an external actor copying files containing Social Security numbers. The firm brought systems offline, notified federal law enforcement, and provided 12 months of credit monitoring via Experian to the affected individual.

J jump to incidentP pin to compareR raw source

Leak gap clock✗ Leak >180d13 months 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 · 1 days

discovery → filing · 13 months / 402 days

Dec 13, 2024

Begins

Dec 14, 2024

Discovered

Jan 20, 2026

Filed

vs. sector median

+38 wks slower

This filing is one of 8 records about the same incident.View merged incident

A leak claim by ransomhub about this victim was first seen 351 days before this filing.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteransomhubbd_dc928925f71a3d212024-12-14 · +402dVerified by operator

Regulatory filings (6) · sorted by filing gap

New Hampshire State AGbd_001747a8e045cea52025-08-29 · +144dVerified
Vermont State AGbd_2ea2c73da07bd2cb2025-08-29 · +144dCandidate
Indiana State AGbd_2ed7a444340d847e2025-08-29 · +144dVerified
Maine State AGbd_340871bebe4e05c62025-08-29 · +144dVerified

Show 2 more filings ↓up to 190d gap

Massachusetts State AGbd_fda16316623ce6de2025-08-29 · +144dVerified by operator
New Hampshire State AGbd_ac8e750cbad1be1b2025-07-14 · +190dCandidate

Name: Mullen Coughlin LLC
norm: mullen coughlin

Name: Wong Fleming
norm: wong fleming
Domain: wongfleming.com
Industry: Professional Servicesllm

Discovered: Dec 14, 2024
Breach occurred: Dec 13, 2024 – Dec 14, 2024
Undetected for: 1 dayoccurrence → discovery
Materiality determined: —
Notification sent: Jan 20, 2026
Affected individuals: 1state-resident count only
Data types: Government IDPII
Data elements: Social Security number
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Provided notice to New Hampshire Attorney General Consumer Protection & Antitrust Bureau
Initial access: valid_credentials

During the incident: Brought systems offline
Assessed the security of the network
Investigated the nature and scope of the issue
Conducted a review of impacted files
Notified federal law enforcement regarding the event
Providing access to credit monitoring services for twelve (12) months, through Experian
Providing impacted individuals with guidance on how to better protect against identity theft and fraud
Changes made: Working to implement additional safeguards and training to its employees
Reviewing our policies, procedures, and security protocols 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: 13 months(402 days from discovery to filing)
Compliance flags: Leak >180d
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 · 7 filings · 5 states

View merged incident ↗

New Hampshire State AGJul 14 · first

New Hampshire State AG+46d

Vermont State AG+46d

Indiana State AG+46d

Maine State AG+46d

Massachusetts State AG+46d

New Hampshire State AG+190d · this page

Pattern: first filing Jul 14 (NH), last Jan 20 (NH) — a 190-day rolling notification. Rolling spreads often mean counsel is filing as thresholds trip per state. Why this link?

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/wong-fleming-20260120.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jan 20, 2026
Raw hash: 3c2ff4196ab323467312dd04416785f827b8de61549b5dcd8ef6d80bf899fdd1

Linked disclosures

Ransomware claims (1)

Regulatory filings (6) · sorted by filing gap

Reporting entityMullen Coughlin LLC

Victim entityWong Fleming

Incidentdiscovered Dec 14, 2024

Stated responseBrought systems offline

ComplianceLeak >180d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov