Researchers from JPCERT/CC observed that the worlds most dangerous APT hackers attack Japanese organization with different malware for during and after the intrusion on the targeted network. The malware is completely encrypted, later it is stored in the registry entry and loaded automatically when the malware gets executed. Lazarus is also known as Hidden Cobra is a North Korean APT hacker group that has been involved with various high profile cyber-attacks various government and private sectors around the globe since 2009. The group believed to be working under the North Korean state-sponsored hacking organization Reconnaissance General Bureau.”]
Source: https://gbhackers.com/lazarus-apt-hackers-attack-japanese-organization/