Windows 10: How to delete PowerShell virus?

I am heaving one virus in PowerShell and sometimes PowerShell is opening by itself, without ME opening it. The virus is so sophisticated that also Microsoft Defender when I scan with PC Manager is able to detect it, but Microsoft Defender is not able to delete it. The PowerShell virus is like this. Look at the screenshot of GridinSoft Anti-Malware that I attached to You because GridinSoft Anti-Malware is also able to detect the virus but not able to delete it. GridinSoft Anti-Malware says you have to reboot your Computer then we will delete the virus but, after the reboot and one new scan wi

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Defender sees powershell file as virus

I had been using powershell script attached with this for quite a long time. Now windows security is deleting that file as virus. Any suggestion what it finds as security threat?
When I try to exclude that file I get msg as below

 

Help with PowerShell Virus!

Every time that I open windows, PowerShell pops up. I searched and I found that it's a PowerShell virus.

I followed the steps that are listed here,

How to uninstall PowerShell? *Trojan Virus* and Help with PowerShell Virus!

but nothing happened.

Autorun scan log

https://drive.google.com/file/d/178BS66D-qUMc6-UuRO-qFF57HfIy5vmX/view?usp=share_link





Bitdefender after every restart:





I really appreciate any help you can provide.

Windows 10 user

 

PowerShell instead of Commandline in Creators Update

Interestingly enough my personal laptop just got the update...and still has Command Prompt listed, not PowerShell...

Edit: Not that it matters...I use both regularly. *Toast :toast: