If you upgrade your Kindle Touch 4 to at least a Paperwhite 2 and register it, you can download the following Russian dictionaries for free:
ABBYY Lingvo Большой Русско-Английский Словарь (Russian->English)
ABBYY Lingvo Большой Англо-Русский Словарь (English->Russian)
ABBYY Lingvo Большой Толковый Словарь Русского Языка (Russian<->Russian)
If you really want to convert your file, have a look at the sample dictionary source file in the .zip file. (It only contains inflections for слово and книга.)
To generate the dictionary, use the following command line:
Code:
kindlegen.exe russian_dict.epub -dont_append_source