North Korean espionage group TA406, aka the Konni Group, deployed information-stealing malware on a Russian government-owned software to spy on the country's
The Kimsuky Group, believed to be a North Korea-based advanced persistent threat (APT) group active since 2013, struck again several times this year. They gained notoriety for launching spear-phishing attacks on targets to gain initial access.
The Kimsuky group hackers first tried to attack a South Korean company providing services for South Korea-US exercises. Employees personal devices became hacked in the process, but the hackers failed to get military information.
The reports about hacking of Kudankulam servers surfaced on Twitter in last week of October. After vehement denials, India officially confirmed about the attack on October 30.