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Cyberattack against a hospital group in : a former IT manager arrested

At the beginning of October, a major cyberattack targeted the Grand Ouest Hospital Group, mainly affecting the La Sagesse mutual clinic in , forced to postpone several surgical interventions. If no data had been stolen, “the cybercriminals demanded a ransom of 626,045 euros”, according to the gendarmerie.

On the same subject

Free, Cultura, Truffaut…: data leaks, more and more attacks in recent months

Between September and the end of November alone, Auchan, SFR, Free, Molotov, Truffaut, Cultura, Boulanger and Le Point all confirmed the leak of their users' personal data

Technical elements and IP address

The investigation, carried out by specialists from the National Cyber ​​Unit (UNC) and their Rennes branch, made it possible to quickly trace the origin of the attack. “Analysis of the data quickly revealed indications of internal compromise, directing research towards a former information systems security manager (CISO) of the group. Key technical elements, including the suspect's IP address, made it possible to identify him as being behind the attack. »

The former manager, aged 26, was arrested at his home in Rennes on December 17, said Colonel Bertrand Michel, number 2 of the UNC.

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