Researchers Discover Microsoft-Signed FiveSys Rootkit in the Wild

A newly identified rootkit has been found with a valid digital signature issued by Microsoft that’s used to proxy traffic to internet addresses of interest to the attackers for over a year targeting online gamers in China. Bucharest-headquartered cybersecurity technology company Bitdefender named the malware “FiveSys,” calling out its possible credential theft and in-game-purchase hijacking