What is Rundll32.exe? - Microsoft Community
https://answers.microsoft.com/en-us/windows/forum/all/what-is-rundll32exe/5f707fc5-d78b-4cdd-a5d0-bb0c4b80c3a8
WEBJan 9, 2017 · The Rundll32.exe is used to launch functionality stored in shared Dynamic-link library files or DLL. This is a valid part of Windows, and normally shouldn’t be a threat. To ensure that there's no missing or corrupted files from your computer, we suggest running a System File Checker tool. For more information, click here. Let us know how it goes.
DA: 88 PA: 45 MOZ Rank: 88