Webships offering “premium video courses,” “exclusive leaks,” or “CCTV video 65” often package malware in ZIP files. The description promises an MP4, but the archive contains an executable ( .exe , .scr , .js ).
Security gateways and email filters scan incoming files for known malware signatures. However, antivirus programs find it harder to parse and inspect compressed archives deeply, especially if they are heavily layered or utilize newly discovered obfuscation tricks. Techniques like or nested archives (a ZIP inside a ZIP inside a ZIP) are deliberately designed to cause automated security scanners to timeout or skip the file altogether, allowing the malware to reach the victim's inbox intact. 3. Top-Level Domain (TLD) Disguises video65.zip
Opening the archive may reveal a shortcut or a small payload loader (e.g., setup.exe ). If clicked, it claims the user needs to install a specific codec or software patch to view the "video," which subsequently drops severe malware into the operating system. How Video-Based Malware Targets Systems However, antivirus programs find it harder to parse