The system is running windows 8.1 64bit. I do not use IE as my main browser, yet saw two instances in task manager. Using process explorer the command lines are "C:\Program Files\Internet Explorer\iexplore.exe" and
"C:\Program Files\Internet Explorer\iexplore.exe" SCODEF:1004 CREDAT:267521 /prefetch:2 . IE is the default browser and at version 11.00.9600.18123.