Bratu played four games and scored one goal in a 4–0 victory against Luxembourg at the Euro 2004 qualifiers. He also played in one game at the 2006 World Cup qualifiers, one at the Euro 2008 qualifiers and two at the 2010 World Cup qualifiers.
Bratu participated in four matches and scored one goal in a 4–0 triumph over Luxembourg during Euro 2004 qualifying rounds, also playing in one match at the 2006 World Cup qualifiers, one at the Euro 2008 qualifiers, and two at the 2010 World Cup qualifiers.