A genuine high-quality video is usually quite large. If the .7z file is only a few hundred kilobytes or a few megabytes, it likely contains a script or a small executable, not a video.
This is a compressed archive format created by the program 7-Zip. It is used to bundle multiple files together and reduce their size. Because archives can hide the true nature of the files inside, hackers often use them to bypass basic email security filters.
If you weren't expecting a video from the sender—or if the sender is a stranger—the file is dangerous. video_x-mas.7z
Permanently delete the file from your computer and empty your trash/recycle bin.
If you want to share holiday videos safely, use trusted platforms like YouTube , Vimeo , or Google Drive where the service can scan the file for viruses before you view it. A genuine high-quality video is usually quite large
If you open the archive and see a file like video_x-mas.mp4.exe , it is a program disguised as a video. 4. What Should You Do?
These allow a hacker to take complete control of your webcam, microphone, and files without your knowledge. 3. Red Flags to Watch For It is used to bundle multiple files together
These scripts run silently in the background to harvest your browser history, saved passwords, and cryptocurrency wallet keys.