Russian media, in turn, has reported that the man may be Oleg Smolenkov, an aide of senior diplomat Yury Ushakov, a former ambassador to the U.S.When Smolenkov's name was put to the Kremlin today, the Russian government said he had worked there but been fired in 2016 or 2017. ...
Kremlin spokesman Dmitry Peskov ... also said that U.S. media reports read like 'pulp fiction'.
Kremlin spokesperson Dmitry Peskov told a Tuesday press conference that ex-Russian official Oleg Smolenkov, who has been dubbed a CIA spy in the media, used to work for the presidential administration. He noted that Smolenkov had been fired many years ago and that he never had contact with the Russian president."[Smolenkov] was fired several years ago under an internal directive. He didn't hold any high-ranking posts, so called [presidentially]-appointed posts [...] All these speculations in US media outlets about urgently extracting him, from whom he was saved and so on - this, you know, is a kind of a 'Pulp Fiction'", he said.
Kremlin Reveals Russian Official Claimed to Be CIA Spy Worked in Presidential Administration - Sputnik International