Upload the .7z file to VirusTotal . It will scan the file against 70+ antivirus engines.

Generic names are frequently used in email attachments to trick users into opening malicious scripts. ⚠️ Security Risk Assessment

Once the archive is open, look at the file extensions. If you see .exe , .bat , or .js inside what you thought was a photo folder, delete it immediately .

Photos, documents, or data belonging to an individual named Jenny.

Knowing the source would help me give you a much more specific "review" of its likely contents.