Cybercriminals are exploiting the implicit trust users place in central Artificial Intelligence (AI) platforms to distribute the Atomic macOS Stealer (AMOS). A new campaign, identified by security researchers at Huntress, reveals that attackers have evolved beyond simply mimicking trusted brands; they are now actively exploiting legitimate services from OpenAI and xAI to host malicious payloads. The campaign highlights a significant shift in social engineering tactics. Rather than directing v