Can't find what mode of operation is except it's safe to assume this is SITOR-B encrypted. I have a few decrypt programs but im not sure if using them correctly.
Some reason or another WWDX will not allow the audio file to be uploaded so here it is on another site:
http://www.fileden.com/files/2012/10/11/3356312/Sitor-B.mp3
Some reason or another WWDX will not allow the audio file to be uploaded so here it is on another site:
http://www.fileden.com/files/2012/10/11/3356312/Sitor-B.mp3