The string you provided appears to be a specific filename for an (an iOS application package), likely sourced from a third-party archive or a "cracked" app repository.
Since this file is not from the official App Store, you cannot simply "tap" it to install. You must use a on a computer. The most common methods include: AltStore / AltServer: Install AltServer on your PC or Mac. Connect your iPhone via USB. Download the IPA file to your phone. The string you provided appears to be a
This is a powerful file transfer client for iOS that supports FTP, SFTP, and cloud storage. and cloud storage.