Vovsoft PDF Reader is a lightweight super-simple PDF viewer application. No complicated configuration is needed to view your PDF files from your desktop or laptop computer. The interface is minimalistic which provides all the essentials.

A nicely done PDF reader that doesn't tax your machine's system resources
The application comes with basic navigation features, which allow you to browse through the pages with ease. Search functionality is available, which allows you to find and highlight keywords in a PDF file. With a few clicks, you can view documents in full screen mode, rotate, zoom or scale. Additionally, you can fill out PDF forms and save them as new PDF files.

No need to install Adobe Acrobat Reader, "Vovsoft PDF Reader" can run standalone.

https://www.virustotal.com/gui/file-analysis/MmEwNTNmNDZlOWVkNzkzN2EwZWYzMjdlMjk2MWIxNTQ6MTY4NTkxNDUyOA==

https://www.virustotal.com/gui/file/062dfcdc413a319feaca49464b747467b82b66dbacdee47a9932c12a2895d15e