Anything can be done, just depends on how hard it's going to be.
If the wires came from above it should be simple, if they came from below you could just use the old box as a juntion box and add a blank cover or run a new wire from where ever it came from.
If the wires came from above it should be simple, if they came from below you could just use the old box as a juntion box and add a blank cover or run a new wire from where ever it came from.