Employees routinely work with email attachments—reading resumes, processing invoices, receiving delivery notifications, sharing financial statements, or collaborating on legal agreements with outside parties—and they often open them because they look safe. Cybercriminals are well aware of this vulnerability, and they exploit it.
Today’s ransomware is commonly delivered via weaponized Microsoft Office documents or PDFs that are sent through email. Cybercriminals do this because it works. According to ransomware statistics from 2019, organizations lost more than $7.5 billion due to ransomware attacks.1
Legitimate applications—many expressly whitelisted including the Microsoft Office Suite—can also be exploited to bypass layered defenses and gain an organizational foothold from a single compromised host.
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