According to Foresight News, the U.S. Treasury Department's Office of Foreign Assets Control (OFAC) has sanctioned entities that help North Korea launder money. According to the press release, a UAE shell company called Green Alpine Trading has been withdrawing cryptocurrencies for North Korea. The U.S. government's sanctions department has blacklisted the company and two Chinese citizens, Lu Huaying and Zhang Jian, who have been involved in the network since 2022.