Pretty sure it's Yomc. I only started like a month ago, so I could be better... But I know I will be anyway since I'm getting a trackpad soon :D
It's on autoplay, that's why it's 100% accuracy XD Also Was the file a rar file? If so, you need to use 7-zip or WinRAR to extract the folder that's inside, then drop that folder into your skins folder. Then go to options, select skin, and choose it.