The string you provided appears to be a for a pirated copy of a movie or TV show, likely sourced from a third-party file-sharing site. Based on the naming conventions in the string:
: The name of a well-known site that hosts links for downloading movies and shows. bb-720p-hd-20-oct-desiremovies-mom-mkv
: Likely refers to the title of the content (e.g., the TV sitcom Mom or a movie with that title). The string you provided appears to be a