I'm quite sure you've been banned for hacking before, I may be mistaken though. I'd state it as aura also, but yeah.
uh no, no it doesn't. He was banned for killaura as you can see in the video you kindly linked me to. He was hitting the player while looking at the ground, so I don't know why this is so confusing.
The user can feel free to appeal then, this isn't your call. This thread is basically pointless from the view getting someone unbanned.