Almost any modern CAD/3D modeling tool nowadays supports both STEP product data files (.stp, .step) and AutoCAD DWG format (.dwg), so should be able to help you convert step to dwg.
That means it should be very easy to find some tool that could help you with step to dwg conversion. Just pick one of the programs listed below, all should be fully capable of this conversion.
Updated: July 7, 2023