Trojan:Win32/Wacatac.B!ml found in C:\$Extend\$Deleted\0099000000001E1607EF0CDC [migrated]

I am really worried right now. I got the following message from Defender (Windows 11):

What I tried so far:
Actions to remove or even quarantine don’t work.
Defender offline scan and Malwarebytes didn’t find anything but Defender full sca… Continue reading Trojan:Win32/Wacatac.B!ml found in C:\$Extend\$Deleted\0099000000001E1607EF0CDC [migrated]

How can we confirm with certanty a USB or Harddrive is not infected after reformatting?

Running the following code on a linux machine returns the partition tables and partial config of the hard-drive and USB devices.
fdisk -l

returns
Disk /dev/nvme0n1: 238.47 GiB, 256060514304 bytes, 500118192 sectors
Disk model: PC300 NVMe… Continue reading How can we confirm with certanty a USB or Harddrive is not infected after reformatting?

Do viruses survive in other drive and than re infect after resetting the PC?

Backstory:
I got infected while installing some shady software and at that time I kept Windows Defender off, (I have very much faith on my shady website) by turning its features off. But when I started noticing some weird behavior, I enabl… Continue reading Do viruses survive in other drive and than re infect after resetting the PC?

Can a compromised Windows 11 machine remain compromised after a clean reinstall?

Imagine a situation:

You have a working Windows 11 machine with default in-system and motherboard security features enabled.
In this system, you have a malicious program (actor) with admin rights. It has been marked as an exception to Win… Continue reading Can a compromised Windows 11 machine remain compromised after a clean reinstall?