MAC Defender Fake Antivirus Program Targets Mac Users – Intego Security Memo
Intego has discovered a fake antivirus program called MAC Defender, which targets Mac users via SEO poisoning attacks.

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Executive Summary In March 2026, Intego Antivirus Labs investigated a macOS malware campaign delivering the OSX/Amos stealer. During analysis, the infection chain led from stripped Mach-O binaries and heavily obfuscated shell scripts to an unusual final payload that appeared...
Intego has discovered a fake antivirus program called MAC Defender, which targets Mac users via SEO poisoning attacks.
Intego has discovered a rogue anti-malware program called MACDefender, which attacks Macs via SEO poisoning attacks.
The Mozilla Foundation today release security updates for the Firefox web browser and the Thunderbird e-mail client. Bothe of...
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