run a scan using anti-spyware or anti-malware program to remove the remnants. If there's no Add/Remove entry, just let the anti-malware program to remove it or use a manual method in removing it.

Manual method:
There are many variants of Mirar so it's best to use anti-spyware or anti-malware in removing Mirar.

Use any tools below to remove spyware/adware and other types of malware:

SUPERAntispyware (SAS)

Malwarebytes Antimalware (MBAM)

A2 Free (A2)