HackingProfessional ServicesProfessional ServicesData ExfiltratedCustomer Data InvolvedIdentity (basic)Government IDMediumContained

Plaxen Adler Muncy

bd_15604ca04b67d5f0 · schema v1 · pii pii-v1

Severity

Medium

Discovered

May 18, 2026

Filed

Aug 10, 2026

To disclose

12 weeks

Affected

2state residents only

Linked

5 filings

Confidence

66%

Full breach record for Plaxen Adler Muncy →

Plaxen Adler Muncy, P.A. notified the NH Attorney General of a cybersecurity incident where an unauthorized actor took files containing names and Social Security numbers of approximately two New Hampshire residents. The unauthorized access occurred between May 13 and May 18, 2026, and was identified on May 18, 2026. The firm engaged a cybersecurity firm, secured its network, and is offering credit monitoring.

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Leak gap clock⏱ Leak >30d12 weeks discovery → filing

Incident timeline

undetected · 5 days

discovery → filing · 12 weeks / 84 days

May 13, 2026

Begins

May 18, 2026

Discovered

Aug 10, 2026

Filed

vs. sector median

6 wks faster

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

A leak claim by qilin about this victim predates this filing by 61 days.View originating leak claim

Linked disclosures

Why this link?

Ransomware claims (1)

Leak Siteqilinbd_ba859981e666d9ea2026-06-10 · +61dVerified by operator

Regulatory filings (3) · sorted by filing gap

Nebraska State AGbd_f9c4f2a6be12b1d02026-08-10Verified by operator
Vermont State AGbd_75d4c1a75e44f6312026-08-11 · +1dVerified by operator
Massachusetts State AGbd_863ba4c192dde1052026-08-11 · +1dCandidate

Name: Plaxen Adler Muncy
norm: plaxen adler muncy
Domain: plaxenadler.com

Name: Plaxen Adler Muncy
norm: plaxen adler muncy
Domain: plaxenadler.com
Industry: Professional Servicesllm

Discovered: May 18, 2026
Breach occurred: May 13, 2026 – May 18, 2026
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Aug 10, 2026
Affected individuals: 2state-resident count only
Data types: Identity (basic)Government ID
Attack vector: Unauthorized Access
MITRE ATT&CK: T1041 Exfiltration Over C2 Channel
Threat actor: External
Regulator citations: Notified New Hampshire Attorney General

During the incident: Took steps to secure its network
Launched an investigation
Engaged a cybersecurity firm to assist
Completed review of copies of the files that were taken
Began mailing notification letters via U.S. First-Class mail
Offering the residents one year of complimentary credit monitoring and identity theft protection services through Epiq
Established a dedicated, toll-free call center
Changes made: Taking steps to enhance its security measures
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 12 weeks(84 days from discovery to filing)
Compliance flags: Leak >30d
Discovery-date grounding: letter-groundedThe discovery date is the detection date narrated in the notification letter — the defensible tier.

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 4 states

View merged incident ↗

Nebraska State AGAug 10 · first

New Hampshire State AGAug 10 · first · this page

Vermont State AG+1d

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/plaxen-adler-muncy-20260810.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Aug 10, 2026
Raw hash: fa3b9f08afb6f3d667084bb913bd0d2b3e0377fcd5bf5449bd600f3854ab723b

Linked disclosures

Ransomware claims (1)

Regulatory filings (3) · sorted by filing gap

Reporting entityPlaxen Adler Muncy

Victim entityPlaxen Adler Muncy

Incidentdiscovered May 18, 2026

Stated responseTook steps to secure its network

ComplianceLeak >30d

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov