Russian service is now analyzing the information to get a more complete picture of what happened, RIA Novosti reported.

Russia's special services are analyzing information with the attacks on Iran, in any case one can only condemn such actions against a sovereign state, Russian presidential spokesman Dmitry Peskov said.

"Of course, our service is now analyzing the information to get a fuller picture of what happened. In any case, it is only necessary to condemn any such actions that are directed against a sovereign state," Peskov told reporters.

Earlier IRNA news agency noted that the ammunition depot of the Iranian Defense Ministry in the city of Isfahan, where a powerful explosion occurred on Sunday night, was attacked by drones.