Legitimate open directories allow you to right-click and "Save Link As" to download the raw audio file. Any prompt to install software is a sign of a phishing attempt or a virus. The Risks of Using Google Dorks for Downloads
If you are looking for high-quality audio or specific tracks without the risks of deep-web searching, consider these safer avenues:
Open directories are often poorly maintained or even set up as "honeypots." Downloading files from unverified servers exposes your IP address to the server owner and puts you at risk of downloading bundled spyware.
A library of high-quality, legal audio downloads directed at podcasters and creators.