Qc1051deux64exe Hot File

A: Yes. New or polymorphic variants may evade signature-based detection. Use behavior-based tools like HitmanPro or Emsisoft.

Based on naming conventions commonly seen in threat intelligence, this file could belong to one of the following categories: qc1051deux64exe hot

Use Process Explorer from Microsoft Sysinternals: A: Yes

You could write a solid, useful post titled:
“What to Do When You Find an Unknown .exe File (Like qc1051deux64exe)”
Cover these points: The malware often modifies shortcuts

The malware often modifies shortcuts. Delete all browser shortcuts and recreate them from C:\Program Files.