If you found this file on your system, it strongly indicates a . You should take the following steps immediately:

The file is frequently associated with Lumma Stealer , a type of information-stealing malware designed to exfiltrate sensitive data like cryptocurrency wallets and browser credentials from infected systems. Malware Report Summary

Malware like Lumma often installs persistent backdoors. A clean reinstallation of Windows/your OS is generally the safest way to ensure the infection is removed. Technical Context for Recovery

For those attempting to recover their own lost data from legitimate wallet backups, files like Jaxx local storage can often be found in AppData\Roaming\Jaxx\Local Storage on Windows. However, if Wallets-Full.7z appeared unexpectedly, it is not a "backup" you created, but a "package" created by an attacker. How did you this file on your system? Extracting the Jaxx 12-word wallet backup phrase - vxlabs

The file is typically generated or downloaded by Lumma (LummaC2) malware after it has "scraped" your machine for digital assets.