Siluanov said that the ruble rate of 58-60 per dollar was an "equilibrium" exchange rate for months and still looks justified given today's oil prices, RIA reported.

The ruble has shed 7 percent of its value against the U.S. dollar in the last week, taking a hit from a new round of U.S. sanctions that triggered a sell-off across Russian markets.

(Reporting by Andrey Ostroukh; editing by Jason Neely)