Cybersecurity incident — 2023-06-05 00:00:00
Affected organization: Government agencies and media organizations in Ukraine
Affected country: Ukraine
Industry: Public Administration
Event type: Exploitive
Event subtype: Exploitation of End Host
Motive: Political-Espionage
Actor: Undetermined
Actor type: Criminal
Actor country: Undetermined

The Computer Emergency Response Team of Ukraine (CERT-UA) discover a cyber espionage campaign active since mid-2022 that gained unauthorized access to "several dozen" computers via an infostealer for Chrome and Opera browsers dubbed ThumbChop.