These are sophisticated banking Trojans that steal login credentials and can lead to ransomware infections.
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. video_x-mas.7z
Historically, files named similarly to "video_x-mas.7z" have been used to deliver various types of malicious software: These are sophisticated banking Trojans that steal login
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? Because archives can hide the true nature of
Permanently delete the file from your computer and empty your trash/recycle bin.
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.
These scripts run silently in the background to harvest your browser history, saved passwords, and cryptocurrency wallet keys.