North Korean IT worker, involved in selling malicious software. North Korean IT worker. Head of the IT Development Department at the Biryugang Overseas Technology Cooperation Company under the Dandong branch of Hapjanggang Trading Corporation. Involved in the illegal trade of hacking apps. Attained software development contracts under the fake Chinese persona "Naya Liu" on LinkedIn. "In early 2022, the Member State obtained a manual for the hacking application and video clips demonstrating its functions. An individual in the video was identified as Song Rim".