Velvet Chollima, also known as Kimsuky, Thallium, APT43, Emerald Sleet, Springtail, and Black Banshee, is a North Korean threat actor group thought to be an offshoot of Lazarus Group. Stardust Chollima, also known as BlueNoroff, TA444, APT38, BlackAlicanto, Coperenicum, and Sapphire Sleet, is a North Korean threat actor group that is likely an offshoot of Lazarus Group. 2024 North Korea Nexus Threat Actor Activity Silent Chollima, also known as Stonefly, Andariel, Onyx Sleet, TDrop2, and DarkSeoul, is a North Korean threat actor group that is reportedly an offshoot of Lazarus Group. The group is known for financially motivated activity, including targeting banks, casinos, cryptocurrency exchanges, ATMs, and SWIFT endpoints.