Corrupting files?

I am trying to use this plugin in my transfer of a media library into a multisite install. I am getting some interesting results. It looks like the images are corrupted or something.

Here is a screenshot of what I am talking about.

http://www.soapboxagency.net/wp-content/uploads/2014/10/wtf1.jpg

Any ideas?

https://ww.wp.xz.cn/plugins/add-from-server/