Upload the file to VirusTotal , which will scan it against over 70 different antivirus engines to check for known threats.
If you have encountered this file on an untrusted website or received it from an unknown sender, Opening compressed archives from unknown sources can execute hidden scripts or install malicious software on your device. How to Safely Handle "OhWow.7z"
Searching for specific information on suggests it is likely a compressed archive file (using the .7z or 7-Zip format). While this exact filename does not appear in major security databases or official software repositories as of April 2026, filenames like this are frequently associated with:
If you already have the file and are curious about its contents, follow these safety steps:
If you must see what is inside, use a "sandbox" environment like Windows Sandbox or a virtual machine. This prevents any potential malware from affecting your actual computer.