ASEAN countries supported Russia's efforts to punish terrorists. ASEAN countries include Indonesia, Malaysia, Singapore, Thailand, the Philippines, Brunei Darussalam, Vietnam, Laos, Myanmar and Cambodia.

“ASEAN emphasizes the urgent need for concerted international efforts to eliminate terrorism in a comprehensive and effective manner,” the statement said. President Vladimir Putin said that it is already known who carried out the terrorist attack in the Crocus City Hall near Moscow, but now they are interested in its customers.