It is not yet known if anyone has been injured in the fire in south-west Moscow.
The fire burned down part of the plastic casing of the building.
According to reports, two cars in the mall's parking lot started the fire.
But the cause of the blaze has not been confirmed.
“An evacuation was announced, first I didn’t understand what was going on, many people were in panic," one witness said.
"I smelled that something was burning only on the ground floor and saw the fire at the exit."