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Incident

Valley Regional Transit

Incident posture

Attack window
Oct 2021
Location
United States of America
Status
Historical
CIA posture
Available to members
Updated
2025-10-23 00:00

Linked entities

Victim
Valley Regional Transit
Threat actors
0 actors
Sources
1 source

Timeline

Occurred
Oct 2021
Discovered
Pending
Disclosed
Pending
Resolved
Pending

Summary

Valley Regional Transit experienced a ransomware attack in which cybercriminals infiltrated its network, exfiltrated sensitive data, and subsequently deployed ransomware. The breach potentially compromised personal information—including names, addresses, dates of birth, Social Security numbers, and driver’s license details—belonging to approximately 535 employees, contractors, and customers. The attackers accessed and removed data prior to encrypting systems, exposing individuals to potential identity theft or fraud risks.

Motives

Detailed motive labels are available to members.

1 motive

TTPs

Detailed technique labels are available to members.

1 technique

Description

Valley Regional Transit experienced a ransomware attack in October 2021 that compromised sensitive information belonging to approximately 535 individuals, including employees, contractors, and customers. Cybercriminals infiltrated the organization's network, exfiltrated data, and subsequently deployed ransomware. The stolen data potentially included names, addresses, dates of birth, Social Security numbers, and driver's license numbers. While the exact attack vector remained unspecified, the breach involved unauthorized access to Valley Regional Transit's systems prior to ransomware activation. The organization confirmed that threat actors successfully removed data from their network during the intrusion phase before encrypting systems with ransomware. No specific details were disclosed regarding operational disruptions, ransom demands, or payment status following the encryption event.

Valley Regional Transit publicly disclosed the incident through media statements, acknowledging both the ransomware deployment and the data compromise. The organization did not specify whether impacted individuals received direct notifications or identity protection services. The breach exposed highly sensitive personally identifiable information that could facilitate identity theft or financial fraud against affected parties. No information was provided regarding containment measures, system restoration timelines, or whether law enforcement agencies were involved in investigating the attack. The disclosure emphasized the potential risks stemming from the exposure of government-issued identification numbers and other critical personal data elements.

Sources

Sources available to members: 1 source.

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