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WhatsApp delivered Windows script and VBS malware chain

March 31, 2026Malwarebytes, The Cyber Security Hub™, Nicolas Krassas

Malwarebytes and Microsoft-linked reporting warn of WhatsApp messages delivering scripts or VBS attachments that lead to full control of Windows machines, using social engineering and living-off-the-land techniques.

Attackers are sliding into WhatsApp messages to sneak a script onto Windows machines which will lead to the attacker gaining full control of the target's machine.
Microsoft Warns of WhatsApp-Delivered VBS Malware Hijacking Windows via UAC Bypass
WhatsApp and Windows users watch out as Microsoft warns of a WhatsApp attachment spreading VBS malware that installs backdoors on Windows PCs.
Malwarebytes
The Cyber Security Hub™
Nicolas Krassas
Hackread.com
Kimberly
whatsappwindowsmalwarewindowssocial engineering

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