Found the files at:
C:\Users\Public\Documents\Windows
90s.rtf
err.html
IntuitDownloadManager.exe
msg.ini
Newtonsoft.Json.dll
QuickBooksDownloader.exe
Sv.ini
Win32_API.dll
Can't quite figure out how it got installed yet.
Using task manger with the "Command" column you can see the folder it is running out of.
It is the IntuitDownloadManager.exe that is running displaying the message.
