MalwareGovernmentGovernmentRansomwareData EncryptedTargetedPIILowContained

Potomac & Rappahannock Transportation Commission

bd_d33cf309ad159402 · schema v1 · pii pii-v1

Severity

Low

Discovered

Dec 11, 2024

Filed

May 27, 2025

To disclose

24 weeks

Affected

1state residents only

Linked

2 filings

Confidence

67%

Full breach record for Potomac & Rappahannock Transportation Commission →

The Potomac and Rappahannock Transportation Commission notified the New Hampshire Attorney General on May 27, 2025, of a ransomware incident discovered on December 11, 2024. Threat actors accessed the network via a SonicWall SSL VPN, encrypted portions of the network, and potentially accessed limited personal information of one NH resident. The Commission engaged forensic experts, notified law enforcement, and implemented enhanced security measures. Notices to affected individuals were anticipated by June 3, 2025.

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Incident timeline

discovery → filing · 24 weeks / 167 days

Dec 11, 2024

Begins

Dec 11, 2024

Discovered

May 27, 2025

Filed

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

Idaho State AGbd_7977f76278a73fb22025-05-28 · +1dCandidate

Name: Potomac & Rappahannock Transportation Commission
norm: potomac rappahannock transportation commission

Name: Potomac & Rappahannock Transportation Commission
norm: potomac rappahannock transportation commission
Industry: Governmentllm

Discovered: Dec 11, 2024
Breach occurred: Dec 11, 2024
Undetected for: 0 daysoccurrence → discovery
Materiality determined: —
Notification sent: —
Affected individuals: 1state-resident count only
Data types: PII
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1190 Exploit Public-Facing Application
Threat actor: ExternalFinancial
Regulator citations: Notified the Attorney General’s Office of New Hampshire
Initial access: external_remote_services

During the incident: Engaged third-party cybersecurity experts to investigate the incident
Law enforcement was notified
Commenced an investigation to determine the nature and scope of the incident
Engaged a leading strategic service provider to monitor our cybersecurity systems
Reviewed our system’s architecture
Implemented stronger policies to prevent future attacks
Changes made: Implemented additional security measures designed to further protect the privacy of our employees and vendors
Reviewed our system’s architecture
Implemented stronger policies to prevent future attacks
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 24 weeks(167 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 ↗

New Hampshire State AGMay 27 · first · this page

Idaho 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/potomac-rappahannock-transportation-commission-20250527.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 27, 2025
Raw hash: e11277d6ab43fd61835bcb33cb94b4e04ee9c3de15b95559f887ed94fb06804b

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityPotomac & Rappahannock Transportation Commission

Victim entityPotomac & Rappahannock Transportation Commission

Incidentdiscovered Dec 11, 2024

Stated responseEngaged third-party cybersecurity experts to investigate the incident

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancemm.nh.gov