Windows AV Software can be removed by using Emsisoft HiJackFree to stop the process of Windows AV Software and remove the files. Then the user should remove the registries entries added and modified by Antivirus Scan Demo according to the removal guide stated below.
Windows AV Software should be removed immediately!
Windows AV Software Removal Guide
Kill Process
(How to kill a process effectively?)
[random].exe
Delete Registry
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ekrn.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msascui.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avastui.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\egui.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msmpeng.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore "DisableSR " = '1'
Remove Folders and Files
%UserProfile%\Application Data\[RANDOM].exe
Windows AV Software should be removed immediately!
Windows AV Software Removal Guide
Kill Process
(How to kill a process effectively?)
[random].exe
Delete Registry
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ekrn.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msascui.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avastui.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msseces.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\egui.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msmpeng.exe "Debugger" = 'svchost.exe'
HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRestore "DisableSR " = '1'
Remove Folders and Files
%UserProfile%\Application Data\[RANDOM].exe