Решил я интереса ради скачать антивирус, а он мне при сканировании выдаёт следующее:
AVG command line Anti-Virus scanner
Copyright (c) 2011 AVG Technologies CZ
Virus database version: 2109/4748
Virus database release date: Tue, 17 Jan 2012 07:34:00 +0400
Scan command: /opt/avg/av/bin/avgscan -a -H -c --ignerrors -r mylogflie /
/boot/efi/EFI/ubuntu/shimx64.efi Corrupted executable file
/boot/efi/EFI/ubuntu/MokManager.efi Corrupted executable file
/usr/lib/shim/shim.efi.signed Corrupted executable file
/usr/lib/shim/shim.efi Corrupted executable file
/usr/lib/shim/MokManager.efi.signed Corrupted executable file
/usr/lib/systemd/boot/efi/systemd-bootx64.efi Corrupted executable file
/usr/lib/systemd/boot/efi/linuxx64.efi.stub Corrupted executable file
ubuntu