[1] While in this post, he initiated the prosecution of journalist Captain Grigory Pasko on charges of the collection and storage of allegedly classified documents of the Pacific Fleet, as well as their transfer to the Japanese NHK TV company and Asahi Shimbun newspaper.
From November 1999 until his death he led the department and supervised the FSB Special-Purpose Center that included the Alpha Group and Vympel spetsnaz units.
In September 2000, Ugryumov and Deputy Interior Minister Vladimir Kozlov managed the resolution of a hostage crisis in Lazarevskoye near Sochi.
[9] On 20 December 2000 President Putin awarded Ugryumov the Hero of Russia title for his leadership of a series of special operations conducted during the Second Chechen War.
[16] On 9 December 2002 Novaya Gazeta published an open letter from Yusuf Krymshamkhalov and Timur Batchaev, Karachai suspects in the 1999 apartment blocks bombings in Moscow and Volgodonsk, to the commission for investigation of this event.
In the letter, they claimed that Ugryumov had supervised the bombing campaign on behalf of the FSB,[17] and included an interview with one of main proponents of this theory, historian Yury Felshtinsky.