The U.S. Department of Justice charged a North Korea agent over WannaCry and 2014 Sony Pictures Entertainment Hack. Park Jin Hyok, an expert that works for North Korean military intelligence agency Reconnaissance General Bureau (RGB) The man, also known as Pak Jin Hek, is also linked to the dreaded Lazarus APT Group. The complaint against Mr. Park was filed under seal on June 8, just a few days before the summit meeting between Trump and Mr. Kim in Singapore.”]
Source: https://securityaffairs.co/wordpress/75994/cyber-warfare-2/north-korea-agent-indictment.html