A user has lost $304,000 in Tether (USDT) due to a poisoning address attack, where scammers filled the victim's transaction history with a fake address that closely resembled the legitimate one. This tactic misled the user into copying the incorrect address, resulting in the substantial loss. Experts advise cryptocurrency users to remain vigilant and double-check recipient addresses to avoid falling victim to similar scams. In related cybersecurity news, Microsoft has issued warnings about the StilachiRAT malware, which targets crypto wallets, and the FBI has alerted users about the Medusa ransomware threat affecting Outlook and Gmail accounts.