The most recent cyberattack upon Ukrainian state agencies and companies with Petya.A malware was aimed at destabilization of current situation in Ukraine.
On June 27, Ukrainian companies, government agencies, and banks were attacked by a large-scale computer virus.
Ukraine government's computers stopped operating. Chances are they have been affected by June 27 cyberattack upon Ukraine.
Computer systems of Kyivenerho company (Kyiv area power supplier), Boryspil international airport, some large banks (Oshchadbank, OTP) and other companies (Nova Poshta, Ukrtelekom) have been attacked by hackers employing a virus similar to WannaCry.