This is a half second exposure, camera on tripod with an undiffused flash fired by hand from a distance of about a meter.
This is made from two images 2EV apart. 35mm Porst prime f2.8 on a tripod. Processed in Qtpfsgui with pretty much all the default settings. Tone mapping was Mantiuk with Contrast Factor 0.3 and Saturation Factor 0.8