Tri Counties Bank

Tri Counties Bank reported an external system breach (hacking) occurring on 02/07/2023 and discovered on 10/09/2023. The incident affected 74,385 individuals, including 24 Maine residents. Acquired data included names, personal identifiers, and financial account or credit/debit card numbers. The bank provided written notification and offered 24 months of credit monitoring and identity restoration services through Experian.

Tri Counties Bank notified New Hampshire residents on November 22, 2023, of a cybersecurity incident discovered on February 7, 2023. The bank's network was infected with malware, preventing access to files, between February 7 and 8, 2023. An unauthorized actor accessed systems storing personal information. The bank shut down systems, engaged forensic specialists, notified law enforcement, and provided credit monitoring and identity restoration services to 38 affected New Hampshire residents.

Tri Counties Bank experienced a malware incident on its internal network between February 7-8, 2023. The malware prevented access to certain files. An unauthorized actor may have accessed systems storing personal information, including names and potentially Social Security numbers, of customers, employees, and affiliates. The bank shut down systems, engaged third-party specialists, and notified law enforcement and regulators. Credit monitoring is being offered to affected individuals.

Tri Counties Bank notified consumers of a ransomware incident discovered on Feb 7, 2023. The attack encrypted files and compromised systems between Feb 7-8, 2023. Affected data included names and credentials. The bank engaged third-party forensic specialists, notified law enforcement, and offered 24 months of credit monitoring. No identity theft was confirmed.

Tri Counties Bank, a subsidiary of TriCo Bancshares, experienced a cybersecurity incident in February 2023 involving malware infection. The Bank took systems offline, engaged forensic investigators, and notified law enforcement. An investigation determined that an unauthorized actor accessed systems storing sensitive customer and employee data, including SSNs, financial accounts, and PHI. The incident is contained; affected individuals are receiving credit monitoring.

Tri Counties Bank reported a data breach to the Maine Attorney General, which was discovered on October 9, 2023, and occurred on February 7, 2023. The breach was an external system breach (hacking) that affected one Maine resident. The compromised information included names in combination with financial account numbers or credit/debit card numbers along with their security codes or PINs. The bank notified the affected individual on October 12, 2023, and offered 24 months of credit monitoring and identity restoration services.

Tri Counties Bank reported a data breach to the Montana Attorney General. The breach was reported on 2023-10-12. The breach occurred from 2/7/2023 to 2/8/2023. 91 Montana residents were affected.

Tri Counties Bank experienced a malware incident on February 7-8, 2023, where an unauthorized actor accessed systems storing personal information. The malware prevented access to certain files. Affected data includes names and likely Social Security numbers for customers, employees, and affiliates. The bank shut down systems, notified law enforcement and regulators, and offered 24 months of credit monitoring.

Tri Counties Bank provides a unique brand of Service With Solutions® offering a breadth of personal, small business and commercial banking services to communities throughout California.Established in 1975 and with assets of $10 billion, Tri Counties Bank is a wholly-owned subsidiary of TriCo Bancshares (NASDAQ:TCBK) headquartered in Chico, California.In addition to an extensive California branch network, Tri Counties Bank provides convenient access to its products and services with locations throughout California, advanced online and mobile banking, and a nationwide network of over 37,000 surcharge-free ATMs.SITE: www.tcbk.com Address 63 Constitution Dr, ChicoCalifornia, 95973United States