Because the name acrobat-2015-web-wwmui.exe is long and technical, malware authors sometimes use similar names to disguise payloads.
As with any executable file, concerns about the safety and legitimacy of acrobat-2015-web-wwmui.exe are valid. To ensure the file's authenticity and safety: acrobat-2015-web-wwmui.exe
(Note: The GUID may vary slightly. Use wmic product get name,identifyingnumber to find the exact GUID.) Because the name acrobat-2015-web-wwmui