Microsoft has warned of a new variant of the XCSSET malware for macOS, which has seen limited attacks in the wild.The upgraded malware has enhanced obfuscation methods, updated persistence mechanisms, and new infection strategies.XCSSET is an infostealer capable of stealing digital wallet data, extracting system information, and collecting data from the Notes app.To protect against this malware, users are advised to inspect and verify Xcode projects and only install apps from trusted sources.