Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'smss.exe' = '%WINDIR%\system\smss.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %WINDIR%\system\csrss.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %WINDIR%\system\smss.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %WINDIR%\system\alg.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'alg.exe' = '%WINDIR%\system\alg.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %WINDIR%\system\explorer.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'ctfmon.exe' = '%WINDIR%\system\explorer.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'ctfmon.exe' = '%WINDIR%\system\ctfmon.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'csrss.exe' = '%WINDIR%\system\csrss.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %WINDIR%\system\ctfmon.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'winguard.exe' = '<Current directory>\%ALLUSERSPROFILE%\Start Menu\Programs\Startup\winguard.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe C:\Users\All Users\Desktop\winguard.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %ALLUSERSPROFILE%\Start Menu\Programs\Startup\winguard.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %ALLUSERSPROFILE%\Start Menu\Programs\Startup\sysupdater.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'sysupdater.exe' = '<Current directory>\%ALLUSERSPROFILE%\Start Menu\Programs\Startup\sysupdater.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %WINDIR%\system\svchost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'svchost.exe' = '%WINDIR%\system\svchost.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'wingui.exe' = '%WINDIR%\system\wingui.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'winguard.exe' = '<Current directory>\C:\Users\All Users\Desktop\winguard.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Shell' = 'explorer.exe %WINDIR%\system\wingui.exe'
Creates or modifies the following files:
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\winguard.exe
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\sysupdater.exe
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\zombiepuzzle_DMD_PiDel.exe
- <Drive name for removable media>:\zombiepuzzle_DMD_PiDel\zombiepuzzle_DMD_PiDel.exe
Malicious functions:
Executes the following:
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerD.bat
- '<SYSTEM32>\attrib.exe' N:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerF.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerE.bat
- '<SYSTEM32>\attrib.exe' K:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\attrib.exe' J:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\attrib.exe' M:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\attrib.exe' L:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerL.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerK.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerN.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerM.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerH.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerG.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerJ.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\scannerI.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterN.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterI.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterH.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterJ.bat
- '<SYSTEM32>\attrib.exe' E:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterE.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterD.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterG.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterF.bat
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterM.bat
- '<SYSTEM32>\attrib.exe' F:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\attrib.exe' I:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\attrib.exe' H:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterK.bat
- '<SYSTEM32>\attrib.exe' <Drive name for removable media>:\*.* -s -h -r -a /s /d
- '<SYSTEM32>\cmd.exe' /c %WINDIR%\system\updaterL.bat
- '<SYSTEM32>\attrib.exe' G:\*.* -s -h -r -a /s /d
Modifies file system :
Creates the following files:
- %WINDIR%\system\scannerL.bat
- %WINDIR%\system\scannerM.bat
- %WINDIR%\system\scannerN.bat
- %WINDIR%\system\scannerK.bat
- %WINDIR%\system\scannerH.bat
- %WINDIR%\system\scannerI.bat
- %WINDIR%\system\scannerJ.bat
- %WINDIR%\system\csrss.exe
- %WINDIR%\system\ctfmon.exe
- %WINDIR%\system\explorer.exe
- %WINDIR%\system\smss.exe
- %WINDIR%\system\wingui.exe
- %WINDIR%\system\svchost.exe
- %WINDIR%\system\alg.exe
- %WINDIR%\system\scannerG.bat
- %WINDIR%\system\updaterH.bat
- %WINDIR%\system\updaterI.bat
- %WINDIR%\system\updaterJ.bat
- %WINDIR%\system\updaterG.bat
- %WINDIR%\system\updaterD.bat
- %WINDIR%\system\updaterE.bat
- %WINDIR%\system\updaterF.bat
- %WINDIR%\system\scannerD.bat
- %WINDIR%\system\scannerE.bat
- %WINDIR%\system\scannerF.bat
- %WINDIR%\system\updaterN.bat
- %WINDIR%\system\updaterK.bat
- %WINDIR%\system\updaterL.bat
- %WINDIR%\system\updaterM.bat
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''