The .7z extension indicates a compressed archive created with 7-Zip . This format is used to bundle multiple files into a single, smaller package using high-ratio compression.
Run the file through VirusTotal or a local antivirus scanner before extracting. Compressed files are a common way to hide malicious scripts. SarahCS02.7z
If the file asks for a password, it uses AES-256 encryption , which is standard for 7z files to keep data private. Recommended Tools for Opening Windows: 7-Zip or WinZip . macOS: The Unarchiver. it uses AES-256 encryption