This all works here.
I made a little screen capture video with SuRun 1.2.1.2 running on Windows X x64 in a Windows Server 2012 r2 Essentials Domain on a limited user account (No split admin):
http://forum.kay-bruns.de/pic/SuRun1212_WinXtest.mp4
I guess there is an Interference with a HIPS on your system.