IT Systems of Hydraulic Office of Corsica Attacked by Ransomware

March 27, 2023


The Hydraulic Office of Corsica was hacked on the night of November 2 to 3. The agents were faced with 33 completely blocked computer systems. They immediately took them offline after the malfunctions were noted. A ransom, the amount of which has not been disclosed, has been demanded.

Two weeks after the event the company published a press release. They needed time to analyze and evaluate the damage on IT infrastructures,. And needed the time to assess the damage before deciding what to do. The company stated that essential activities are carried out normally, and "those relating to customer management will quickly be back to normal" . The problem remains mainly with the accounting and financial management of the organization. A large part of the historical data has been encrypted, "making this data inaccessible at this moment" .

Incident Date

November 3, 2022



Estimated Cost

Ransom demanded, not paid

Type of Malware

No Malware identified

Threat Source

No threat source identified