According to our analysis, S.exe (32 bit) is a malicious process that may be running in your computer. It is related to SmartService rootkit, which will disable any anti-virus software in your system and will also prevent you from running any other anti-viruses to remove it. The malware is known to be causing many stability issues for many users in various world locations, however, most likely this issue takes place for computers located in the USA. We strongly advise that you carefully follow this guide below to get your system duly repaired and cleaned.