HackingProfessional ServicesProfessional ServicesStolen CredentialsCustomer Data InvolvedIdentity (basic)Government IDMediumContained

M Advisory Group

bd_e69d41fb78b139bd · schema v1 · pii pii-v1

Severity

Medium

Discovered

Oct 20, 2025

Filed

Jul 20, 2026

To disclose

39 weeks

Affected

1state residents only

Linked

3 filings

Confidence

65%

Full breach record for M Advisory Group →

M Advisory Group experienced a data security incident on October 20, 2025, involving unauthorized third-party compromise of its email environment. The incident potentially affected one New Hampshire resident, exposing their name and Social Security Number. The company secured the environment, engaged forensic experts, and notified the affected individual on July 2, 2026, offering 12 months of credit monitoring.

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Incident timeline

discovery → filing · 39 weeks / 273 days

Oct 20, 2025

Begins

Oct 20, 2025

Discovered

Jul 20, 2026

Filed

vs. sector median

+20 wks slower

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

Linked disclosures

Why this link?

Regulatory filings (2) · sorted by filing gap

Massachusetts State AGbd_36e242ad9e3456312026-07-21 · +1dCandidate
Nebraska State AGbd_b64ffecc9438fcf12026-07-02 · +18dVerified

Name: M Advisory Group
norm: m advisory group
Domain: pierferd.com

Name: M Advisory Group
norm: m advisory
Industry: Professional Servicesllm

Discovered: Oct 20, 2025
Breach occurred: Oct 20, 2025
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 2, 2026
Affected individuals: 1state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1078 Valid AccountsT1114 Email Collection
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General
Initial access: valid_credentials

During the incident: Secured and remediated the compromise
Engaged additional third-party experts
Commenced an investigation
Worked with cybersecurity counsel and forensic experts to investigate how the Incident occurred and what information may have been impacted
Changes made: Hardened and enhanced our network security
Enhancing our cyber preparedness through additional awareness training
Updating our procedures
Providing access to Single Bureau Credit Monitoring/Single Bureau Credit Report/Single Bureau Credit Score services through Cyberscout
Providing proactive fraud assistance
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 39 weeks(273 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 3 filings · 3 states

View merged incident ↗

Nebraska State AGJul 2 · first

New Hampshire State AG+18d · this page

Massachusetts State AG+19d

Pattern: first filing Jul 2 (NE), last Jul 21 (MA) — a 19-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/m-advisory-group-20260720.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 20, 2026
Raw hash: 0bd0cd9688848068eca2b86aef0e0e07e15b49ebed77a5595f0fe30636dd2652

Linked disclosures

Regulatory filings (2) · sorted by filing gap

Reporting entityM Advisory Group

Victim entityM Advisory Group

Incidentdiscovered Oct 20, 2025

Stated responseSecured and remediated the compromise

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov