A suspected North Korean IT worker applying to Ump Labs used questionable names and locations but demonstrated credible blockchain-engineering and smart-contract security knowledge during an undercover interview. Researchers linked his profiles, email addresses, and cryptocurrency wallets to previous crypto employment and alleged that he stole about $2.7 million from MetaPlay in 2022. He abruptly left the video call and later evaded the question again on Telegram when asked to criticize Kim Jong Un. The case illustrates how technically capable DPRK personnel can penetrate cryptocurrency companies through deceptive remote hiring.