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Threat Actors & CampaignsEmerging1 sourceSep 15, 2026 · 11:51via Malwarebytes Labs

HBO Max’s verified Reddit account hijacked to spread malware

Brief

Researchers at Hudson Rock found that cybercriminals hijacked HBO Max’s verified Reddit account and used it to run 108 malicious ads over roughly 48 hours.

The ads used HBO Max’s trusted corporate account to promote fake AI tools, developer software, and macOS utilities, lowering potential victims’ guards.

Some ads directed users to convincing HBO lookalike sites that claimed to offer a native HBO Max app for macOS or a promotional download. But instead of providing an installer, the sites instructed visitors to open Terminal on their Mac or, on Windows, the Run dialog or PowerShell, and paste in a command.

This is the hallmark of a growing social engineering technique known as ClickFix .

ClickFix attacks disguise malicious instructions as a routine technical step, such as fixing an error, completing a CAPTCHA, verifying that you are human, or installing software.

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