Checking the tab for the "File description," "Product name," and "Copyright" (e.g., Microsoft, PassMark, or Moxa).
Uploading the file to VirusTotal to ensure it is not a malicious imposter. PUA.MSIL.WebCompanion.AE - Threat Encyclopedia
: A specific version exists within the PlayOnlineViewer utility for system diagnostic reporting. Sysinfo.dll
: It serves as a system library for hardware status monitoring, such as checking LED port statuses or UART modes.
If you are looking at a specific file on your computer, you can check its "content" and origin by: the file and selecting Properties . Checking the tab for the "File description," "Product
Because multiple developers use this generic name for different software, its "content" depends on the specific program it belongs to. Common Uses of Sysinfo.dll
: It is part of the SysInfo DLL SDK used to read Serial Presence Detect (SPD) data directly from RAM modules, identifying manufacturers and clock speeds. : It serves as a system library for
While often legitimate, malware can sometimes use the name to hide in system folders. For example, some Potentially Unwanted Applications (PUA) like WebCompanion have been known to drop files with similar names or behaviors. How to Verify the File