Abou Haidar referred the suspects to Beirut First Examining Magistrate Judge Ghassan Owaidat.
Several young men stormed Friday the offices of Asharq al-Awsat newspaper in Beirut, causing vandalism and material damages.
The step comes after the Saudi-owned daily published a caricature in its Friday edition depicting the Lebanese state as an April Fools' joke, provoking angry reactions by Lebanese citizens.
The cartoon shows a Lebanese flag with the text "April Fools... the Lebanese state" written over it.