According to CoinMeta, the U.S. Treasury Department OFAC sanctioned a transnational criminal organization tren de aragua for its money laundering network, which involved 7 cryptocurrency addresses. The leader of this organization, Aguirre, is suspected of using Ploutus malware in attacks that caused at least $40.73 million in losses as of August 2025, with over 1,500 attacks in total. Tether has frozen the relevant wallets USDT.