In the course of a search of business bank "Neftyanoi" that was conducted on Thursday confirmatory materials were seized which show, investigators think, connection of that credit institution with illegal banking operations and legalization of bankroll. "Particularly, books of record of cash in hand and valuable, fictitious debit and credit indents, work records, videotape recordings of an access to cash desk for the period since 2000 until now, including secret cameras recordings were seized from so-called "black cash desk", - that was said in the report of information and public relation department of Russian General Office of Public Prosecutor communicated to "Interfax". Moreover General Office of Public Prosecutor informs papers which verify, investigators consider, use of forged deeds of firms and their accounts for holding illegal banking operations and legalization of bankroll were seized from the building of business bank "Neftyanoi". About two tens of stamps of exterior organizations were founded which took part in illegal finance operations, according to investigation data. "Enormous range of bank documentation and server equipment which investigators suppose were used for illegal banking operations were found in basements", - the report says.