[Pete from Phaelam] suggests that the creaky sounds in the track are slowed down human speech, and also says that if the whole track is speeded up until it is only 11.5 seconds long, then it sounds like "we hate you all, we hate you all, [laughter]".
[Rory] suggests that the creaky sounds in the track are slowed down human speech, and also says that if the whole track is speeded up until it is only 2 seconds long, divided into two 1 second samples with one sample reversed and then both samples joined back together again, then it sounds like "geogaddi, come in, over, [laughter"].