when i open it from the sd card, it shows the contents of the zip fine. when i look at the properties of the zip in the system/media folder, it shows this:
so, when i check as follows, i can see the contents of the zip in the system/media folder, and the animation works on boot:
running rooted htc m8 with google play edition kk 4.4.4
i've ensured supersu has granted permissions to es file explorer, that root explorer is enabled, and that system is mounted as r/w (http://i.imgur.com/utozFep.png) and done soft and normal reboot, as well as have wipe cache, and have fixed permissions via recovery to no avail.
i recall in the past, i never had to go through these extra steps.