As specified, the attack was planned by a group of members of the neo-Nazi terrorist organization National Socialism / White Power banned in Russia.
During the searches, IEDs, eight Molotov-type incendiary devices, six PM pistols, a sawn-off hunting rifle, an RGD-5 grenade, more than a thousand rounds of various caliber cartridges, drugs, fake Ukrainian passports with photographs of group members, nationalist literature and paraphernalia.