Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\RunServices] 'Nod32 Service' = 'N0D32.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Nod32 Service' = 'N0D32.exe'
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
- [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '' = ':*:Enabled:Nod32 Service'
Creates and executes the following:
- <SYSTEM32>\N0D32.exe 560 "<Full path to virus>"
Executes the following:
- %WINDIR%\regedit.exe /S %TEMP%\1.reg
- <SYSTEM32>\cmd.exe /c c:\a.bat
Searches for windows to
detect analytical utilities:
- ClassName: 'PROCMON_WINDOW_CLASS' WindowName: ''
- ClassName: 'RegMonClass' WindowName: ''
- ClassName: 'FileMonClass' WindowName: ''
Modifies file system :
Creates the following files:
- <SYSTEM32>\N0D32.exe
- %ALLUSERSPROFILE%\Application Data\TEMP:C980DA7D
- C:\a.bat
- %TEMP%\1.reg
Sets the 'hidden' attribute to the following files:
- <SYSTEM32>\N0D32.exe
Deletes the following files:
- %TEMP%\1.reg
Deletes itself.
Miscellaneous:
Searches for the following windows:
- ClassName: 'RegEdit_RegEdit' WindowName: ''
- ClassName: 'ThunderRT6FormDC' WindowName: ''
- ClassName: 'ThunderRT6FormDC' WindowName: 'Shareware Cheater v 3.0'
