MalwareGovernmentGovernmentRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedRansom DemandedIdentity (basic)Government IDHighContained

Union County, Pennsylvania

bd_71e9b5c5c42e588f · schema v1 · pii pii-v1

Severity

High

Discovered

Jun 26, 2025

Filed

Jul 16, 2025

To disclose

20 days

Affected · nationwide

7,3356 in this filing

Linked

4 filings

Confidence

66%

Full breach record for Union County, Pennsylvania →

Union County, Pennsylvania reported a ransomware incident on March 13, 2025, discovered June 26, 2025. The breach affected 7,335 individuals, including 6 Maine residents. Personal information, including government identifiers, was accessed. The County engaged forensic consultants, notified law enforcement, reset passwords, and enhanced network security. Notices were sent July 16, 2025, offering 12 months of credit monitoring via Experian.

J jump to incidentP pin to compareR raw source

Maine clockDiscovered Jun 26, 2025 → Filed with AG Jul 16, 202520d ✓ ME AG ≤30d20 days 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 · 105 days

discovery → filing · 20 days

Mar 13, 2025

Begins

Jun 26, 2025

Discovered

Jul 16, 2025

Filed

This filing is one of 4 about the same incident.View merged incident

Linked disclosures

Why this link?

Regulatory filings (3) · sorted by filing gap

New Hampshire State AGbd_cbf114d46ca6086f2025-07-21 · +5dVerified
New Hampshire State AGbd_4375732219239caa2025-07-07 · +9dVerified
Maine State AGbd_129fe192eb172c192025-06-27 · +19dCandidate

Name: Union County, Pennsylvania
norm: union county

Name: Union County, Pennsylvania
norm: union county pennsylvania
Industry: Governmentllm

Discovered: Jun 26, 2025
Breach occurred: Mar 13, 2025
Undetected for: 105 daysoccurrence → discovery
Materiality determined: —
Notification sent: Jul 16, 2025
Affected individuals: 7,335state + nationwide
Data types: Identity (basic)Government ID
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: Notified the Union County District AttorneyAlerted federal law enforcementWill notify all appropriate state regulators

During the incident: Worked with our team to secure our network and begin an investigation
Notified the Union County District Attorney and will cooperate with any law enforcement investigation
Alerted federal law enforcement
Launched an investigation with assistance from nationally recognized third-party cybersecurity and data forensics consultants
Deployed security tools to enhance detection and accelerate response to cyber incidents
Actively monitoring our network using end point detection tools to help ensure containment
Conducted an enterprise-wide password reset
Strengthened restrictions for external network access
Changes made: Deployed security tools to enhance detection and accelerate response to cyber incidents
Actively monitoring our network using end point detection tools to help ensure containment
Conducted an enterprise-wide password reset
Strengthened restrictions for external network access
Source: Quoted from the filing itself, not independently verified.

Time to disclose: 20 days(20 days from discovery to filing)
Compliance flags: ME AG ≤30d · 20d
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.
Clock breakdown: Statute Window Elapsed Threshold Status
Maine
Discovered: Jun 26, 2025
→ Filed with AG: Jul 16, 2025
20d 30 days ME AG ≤30d

Statute	Window	Elapsed	Threshold	Status
Maine	Discovered: Jun 26, 2025 → Filed with AG: Jul 16, 2025	20d	30 days	ME AG ≤30d

Status: No extraction artifact recorded for this disclosure.

Filing propagation · 4 filings · 2 states

View merged incident ↗

Maine State AGJun 27 · first

New Hampshire State AG+10d

Maine State AG+19d · this page

New Hampshire State AG+24d

Pattern: first filing Jun 27 (ME), last Jul 21 (NH) — a 24-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://www.maine.gov/agviewer/content/ag/985235c7-cb95-4be2-8792-a1252b4f8318/2be9e93d-0de9-4aa6-adfa-33b0c7c3603c.html
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: Jul 16, 2025
Raw hash: 37c4fdf18ff3c1471f8afb8eff07cbf561ec580408b38320a3df925bf8b9b8af

Linked disclosures

Regulatory filings (3) · sorted by filing gap

Reporting entityUnion County, Pennsylvania

Victim entityUnion County, Pennsylvania

Incidentdiscovered Jun 26, 2025

Stated responseWorked with our team to secure our network and begin an investigation

ComplianceME AG ≤30d

Extraction provenanceno artifact recorded

Source provenancewww.maine.gov