msascui.exe is a process that enables Windows Defender Antispyware to protect your computer. Released by Microsoft, this program guarantees that you will be protected against Internet-related cyber threats, such as spyware and trojans. msascui.exe is located in C:\Program Files\Windows Defender\ folder and should be left running on your machine when using this antispyware program. Mostly, it is installed together with Microsoft Vista operating system or simply when user installs Windows Defender Antispyware on his computer.
Many malware programs use legitimate processes to hide their malicious processes under them! In order to see if your msascui.exe file is legitimate, pay attention to its location – if non-Microsoft files can be found in C:\Windows\System32 folder, you may be infected. That's why we highly recommend our readers to check their computers with anti-malware tools, such as Reimage or Malwarebytes MalwarebytesCombo Cleaner.