

Gazprom was among the companies affected by the Petya-Maternity Virus. It is reported by Reuters with reference to sources.
Gazprom refused official comments.
Breaking: Russia's Gazprom Hit by Tuesday's Global Cyber Attack. More from #reuterscyber : https://t.co/z25miug81y #CYBERRISK PIC.twitter.com/3O83bayqb4
- Reuters Tech News (@Reuterstech) June 29, 2017
Earlier it became known that Russian companies Evraz, Mondelez, Rosneft, Tatneft and Home Credit also suffered from the virus.