If you had a legitimate copy, the file would typically be found in:
Digital signatures would tell more: right-click → Properties → Digital Signatures. No Adobe signature? Likely malicious. acrobat2015webwwmuiexe
The specific nomenclature used by Adobe reveals exactly what the installer payload contains: : Designates the 2015 Release of Acrobat DC. If you had a legitimate copy, the file
Depending on the unique serial number or volume license key entered during or after the setup process, this single installer can provision either the or Pro edition of the software. Decoding the Name: What "WWMUI" Means The specific nomenclature used by Adobe reveals exactly
Verify that the is explicitly listed as Adobe Systems Incorporated . If this tab is missing or names a different entity, delete the file immediately. End of Life (EOL) Warning
This often occurs if you are trying to use a serial key meant for a different version (like Acrobat 2017) with the 2015 installer.