: This is a substantial size, typical for a collection of images/videos (often marketed as "MMS" or "leaks") or a bundled malware package designed to bypass simple email scanners. Source Signature
Sometimes, the downloaded .zip file is only a few kilobytes. Once opened, it contains a shortcut or a script that downloads malware in the background.
If it is just sitting in your "Downloads" folder, permanently delete it ( Shift + Delete ). Empty your Recycle Bin.
To use the MmsViral.com.zip file safely and effectively, follow these tips: