Cyber Incident Victim: Butte School District No. 1
Date:
Nov 2023
Location:
United States of America
Summary
A cyberattack compromised personal information, including Social Security numbers, of over 900 employees at Butte School District No. 1, with some student data potentially affected though not their SSNs as those are not stored. The district provided credit monitoring and identity theft protection for impacted individuals, shut down systems upon discovery to prevent further breaches, and experienced prolonged operational disruptions as recovery efforts gradually restored functionality while the full scope of the incident remains under investigation.
| CIA Posture | Motives | Tactics, Techniques & Procedures |
|---|---|---|
| Available to members | 0 motives | 1 technique |
| Threat Actors | Type | Location |
|---|---|---|
| 0 actors | Available to members | Available to members |
Description
On November 4, 2023, Butte School District No. 1 officials detected unauthorized access to their computer systems, prompting an immediate shutdown of all district networks to contain the intrusion. The cyberattack compromised personally identifiable information of more than 900 district employees, including social security numbers—data elements that facilitate identity theft risks. Superintendent Judy Jonart confirmed the breach scope through forensic review, noting that while some student personal information might have been accessed, social security numbers for students remained unaffected because the district doesn't store those identifiers in its systems. Within days of discovery, the district contracted with a credit monitoring service to provide affected employees with 12 months of identity theft protection and insurance coverage. District administrators concurrently notified parents about potential student data exposure through undisclosed communication channels, though specific details about the number of impacted students or types of compromised student records weren't disclosed in public statements.
The sustained network outage persisted for approximately four weeks post-discovery, crippling administrative and instructional operations by denying access to all computers and internet services across Butte's public schools. Restoration efforts proceeded incrementally, with Jonart describing daily progress in reactivating isolated system components without specifying which functions or departments regained functionality first. No ransomware notes, threat actor identities, or attack vectors like phishing or malware were disclosed during the investigation period referenced in available reports. The district maintained its focus on containment and recovery throughout the month-long disruption, prioritizing credit protection for employees and transparency with families while forensic analysis of the breach's origin and full extent remained ongoing at the time of last reporting.