Well there just might be One to try for.....I Suppose a Software Like CoolEdit Would just do the trick.....Just Try It.....here's the link mate..
*www.mpex.net/en/software/download/cooledit.html
You can even Try DbPowerAmp That possibly converts most of the Sound formats....U just might have to get a Codec for Mod's Xm.....Here's Its link
*www.dbpoweramp.com/
Good luck mate....