MalwareGovernmentGovernmentRansomwareData ExfiltratedData EncryptedCustomer Data InvolvedPIIPHIIdentity (basic)Health (basic)LowContained

Mitchell County, North Carolina

bd_ba53828946d9fde6 · schema v1 · pii pii-v1

Severity

Low

Discovered

Oct 20, 2025

Filed

May 1, 2026

To disclose

—

Affected

Not disclosed

Linked

2 filings

Confidence

64%

Full breach record for Mitchell County, North Carolina →

Mitchell County, North Carolina, notified individuals of a ransomware attack detected on October 20, 2025. Unauthorized access occurred between October 16 and October 20, 2025. The incident involved the exfiltration of personal information and protected health information (PHI). The County engaged federal law enforcement, third-party forensic consultants, and the NC Joint Cybersecurity Task Force. Notices were sent starting April 1, 2026, offering complimentary identity monitoring services.

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Incident timeline

undetected · 4 days

Oct 16, 2025

Begins

Oct 20, 2025

Discovered

May 1, 2026

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

Massachusetts State AGbd_a01675453cd9ac752026-05-05 · +4dCandidate

Name: Mitchell County, North Carolina
norm: mitchell county north carolina

Name: Mitchell County, North Carolina
norm: mitchell county north carolina
Industry: Governmentllm

Discovered: Oct 20, 2025
Breach occurred: Oct 16, 2025 – Oct 20, 2025
Undetected for: 4 daysoccurrence → discovery
Materiality determined: —
Notification sent: Apr 1, 2026
Affected individuals: Not disclosed
Data types: PIIPHIIdentity (basic)Health (basic)
Attack vector: Ransomware
MITRE ATT&CK: T1486 Data Encrypted for ImpactT1041 Exfiltration Over C2 Channel
Threat actor: ExternalFinancial
Regulator citations: notified the United States Department of Health and Human Serviceswill be providing notice to all appropriate state regulators

During the incident: Reported this incident to federal law enforcement
Worked with nationally recognized third-party cybersecurity and data forensics consultants
Worked with the North Carolina Joint Cybersecurity Task Force and other state resources
Securely restore our network
Conducted a thorough review of the impacted data
Changes made: Upgrading County email platform
Deployed software to enhance detection and accelerate response to cyber incidents
Updated password policies and strengthening restrictions for access to County systems
Continuing to take steps to further bolster our cyber defenses
Source: Quoted from the filing itself, not independently verified.

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 ↗

Nebraska State AGMay 1 · first · this page

Massachusetts State AG+4d

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://nebraska.gov/ago/data-breach/documents/0a0dce8f-760c-4f0a-9523-1b67d3a7fd60.pdf
DisclosureLens links to the originating regulator URL — full filing bodies are not redistributed from public surfaces (§4.5).
Filed at: May 1, 2026
Raw hash: 7357bd14bf4343cab8ac86cd8bbd5cc930fed7f8751693501195ed96b2060abf

Linked disclosures

Regulatory filings (1) · sorted by filing gap

Reporting entityMitchell County, North Carolina

Victim entityMitchell County, North Carolina

Incidentdiscovered Oct 20, 2025

Stated responseReported this incident to federal law enforcement

Complianceclock not assessable

Extraction provenanceno artifact recorded

Source provenancenebraska.gov