tmprn98.dll is a tmprn98
belonging to Elster Rich Client (ERiC)
from Bayerisches Landesamt für Steuern
Non-system processes like tmprn98.dll originate from software you installed on your system. Since most applications store data in your system's registry, it is likely that your registry has suffered fragmentation and accumulated invalid entries which can affect your PC's performance. It is recommended that you check your registry to identify slowdown issues.