I love the Windows Live Messenger sounds and searched for ages to find where they were stored.
I came across a forum post that said that they were in
%LocalAppData\Local\Microsoft\Messenger\[Email Address]\ObjectStore\SignatureSounds, albeit 'encrypted' with strange filenames such as
On closer inspection, however, these were actually just plain WMA files! (Windows Media Audio 9.2, 64 kbps, 44 kHz, stereo 1-pass CBR)
I copied them out and listened to them all, renaming them appropriately based on the sound names displayed iin WLM2012's options dialog.
The forum won't let me upload the ZIP as an attachment, so here's a link on Mega.nz: https://mega.nz/#!RIJwyaqK!KrG2Z91xFSwXsYVTgVmvxqX1oSkILcmCBW-C0S9OMEA
Josh Kelly (WLM: firstname.lastname@example.org / Skype: joshkelly27)