Report: Russian hackers breached Sony Pictures Entertainment network in November 2014. But it’s not clear if those hackers unleashed the malware attack and data leaks for which the “Guardians of Peace” group has taken credit. The White House has blamed North Korea for the Sony Pictures hack, but many experts continue to question the FBI’s attribution. Taia Global says documents obtained by a Russian hacker date from November and December 2014 and have not been seen in any of the data leaked by “G.O.P.” hackers.”]
Source: https://www.bankinfosecurity.com/report-claims-russians-hacked-sony-a-7873