Security experts at BitDefender have discovered a MAC OS malware program thats likely part of the arsenal of the dreaded Russian APT 28 group (aka Pawn Storm, Sednit, Sofacy Fancy Bear and Tsar Team) The Russian nation-state actor was involved in the cyber attacks against the U.S. Democratic National Committee during 2016 Presidential election. The researchers believe the group has developed a malware called Sofacy or X-Agent that was associated only with its espionage campaigns.”]
Source: https://securityaffairs.co/wordpress/56299/intelligence/x-agent-apt-28.html