I am giving the list of some of the institutes in Eastern Europe for doing MBA program. Go through it.
Here is the list of B Schools.

Warsaw University of Technology Business School - WUT Business School
International Institute of Business (IIB)
US Business School Prague (USBSP)
Central European University (CEU) Business School
ESCP Europe - Berlin Campus
IEDC - Bled School of Management
Vlerick Leuven Gent Management School - St. Petersburg Campus
Moscow School of Management - SKOLKOVO
Poznań University of Economics
Poznań School of Banking • Wyższa Szkoła Bankowa w Poznaniu
European University Viadrina, Frankfurt (Oder)