Kaivo 1.1 VST does not display Cyrillic characters in file name. Here are several screenshots:
It's interesting, that Aalto 1.5 VST does display these file names correctly: http://goo.gl/BePGC7
(Mac OS X 10.10.1, Kaivo 1.1 VST, Ableton Live 9.1.6 x64)
First I've seen this, thanks for the report.