MalwareRetail & ConsumerRetailRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedIdentity (basic)Government IDFinancial accountMediumContained

J&M Brown Company Inc.

bd_985887518dc3724a · schema v1 · pii pii-v1

Severity

Medium

Discovered

Jun 1, 2021

Filed

Jul 9, 2021

To disclose

5 weeks

Affected

44state residents only

Linked

2 filings

Confidence

66%

Full breach record for J&M Brown Company Inc. →

J&M Brown Company Inc. notified the NH Attorney General of a ransomware incident discovered June 1, 2021, affecting 44 NH residents. Unauthorized access occurred May 27, 2021. Data exposed included names, SSNs, and bank account details. Notifications sent June 29, 2021, with 24 months credit monitoring offered.

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Incident timeline

undetected · 5 days

discovery → filing · 5 weeks / 38 days

May 27, 2021

Begins

Jun 1, 2021

Discovered

Jul 9, 2021

Filed

vs. sector median

2 wks faster

This filing is one of 2 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (1) · sorted by filing gap

Massachusetts State AGbd_93cf98b564ee67812021-07-07 · +2dVerified

Name: J&M Brown Company Inc.
norm: j m brown
Domain: jmbco.com

Name: J&M Brown Company Inc.
norm: j m brown
Domain: jmbco.com
Industry: Retail & Consumerllm

Discovered: Jun 1, 2021
Breach occurred: May 27, 2021
Undetected for: 5 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jun 29, 2021
Affected individuals: 44state-resident count only
Data types: Identity (basic)Government IDFinancial account
Data elements: Social Security number
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified New Hampshire Attorney General Consumer Protection & Antitrust Bureau

During the incident: Severed all connections between the affected corporate servers and workstations
Working with forensic experts to conduct a technical investigation
Initiating an internal investigation
Retaining an independent forensic investigation firm
Changes made: Implementing additional layers of protection designed to help prevent unauthorized access in the future
Enhancing the security of its systems
Offering 24 months of complimentary credit monitoring
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 5 weeks(38 days from discovery to filing)
Compliance flags: — (clock not assessable for this source)

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 2 filings · 2 states

View merged incident ↗

Massachusetts State AGJul 7 · first

New Hampshire State AG+2d · 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://mm.nh.gov/files/uploads/doj/remote-docs/j-m-brown-20210709.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 9, 2021
Raw hash: 137eb680f50795ec9d5db6ee19cfe61a6ba38a4ff240ca31fbf15b74c5c79667

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityJ&M Brown Company Inc.

Victim entityJ&M Brown Company Inc.

Incidentdiscovered Jun 1, 2021

Stated responseSevered all connections between the affected corporate servers and workstations

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov