Maybe someone looked for this...

SQEX-50016 | 0 day Attack on Earth Original Soundtrack - VGMdb (http://vgmdb.net/album/17188)

M4A 256

FileServe (http://www.fileserve.com/file/gWhArPw)

Password: a5d2j8o!

Credit to xiaohao123. I fixed some tags and made a mirror.

Enjoy! :)