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Incident

Glenn County School District

Incident posture

Attack window
May 2022
Location
United States of America
Status
Historical
CIA posture
Available to members
Updated
2025-10-19 00:00

Linked entities

Victim
Glenn County School District
Threat actors
0 actors
Sources
1 source

Timeline

Occurred
May 2022
Discovered
Pending
Disclosed
Pending
Resolved
Pending

Summary

The Glenn County School District experienced a ransomware attack, leading local law enforcement to refer the case to the FBI Cybercrimes Task Force for investigation. While the specific operational disruptions and data access implications for the district remained under assessment at the time of reporting, the incident was treated as a serious cybercrime requiring federal intervention. Authorities were actively working to determine the scope of the breach and its potential consequences as the situation developed.

Motives

Detailed motive labels are available to members.

1 motive

TTPs

Detailed technique labels are available to members.

1 technique

Description

On May 1, 2022, the Glenn County Sheriff’s Office publicly disclosed that the Glenn County School District in California had fallen victim to a ransomware attack. Sheriff Richard Warren Jr. confirmed the incident to Action News Now, indicating that the attack compromised the school district’s systems. The sheriff’s office referred the case to the FBI Cybercrimes Task Force for investigation, reflecting the severity of the breach and the involvement of federal authorities. No specific details about the attackers’ identities, motives, or ransom demands were disclosed in the initial announcement. The school district’s immediate operational disruptions or data loss specifics remained unclear at the time of reporting, as district officials had not yet provided detailed public statements.

Action News Now reported reaching out to the Glenn County School District for clarification on the attack’s implications for data accessibility and daily operations but received no immediate response. The absence of confirmed information left open questions about the scope of compromised systems, whether student or employee data was exfiltrated, and the duration of system downtime. Law enforcement’s involvement suggested potential concerns about the attack’s sophistication or cross-jurisdictional elements. The incident was labeled a developing story, with updates promised as authorities and the school district gathered more information. No further details regarding containment measures, recovery timelines, or forensic findings were available in the initial coverage.

Sources

Sources available to members: 1 source.

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