Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Windows Downs] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- %WINDIR%\Killworm
Executes the following:
- <SYSTEM32>\cmd.exe /c %WINDIR%\Delete.bat
- <SYSTEM32>\winlogon.exe
Injects code into
the following system processes:
- <SYSTEM32>\winlogon.exe
Modifies file system :
Creates the following files:
- %WINDIR%\Delete.bat
- %WINDIR%\Killworm
Sets the 'hidden' attribute to the following files:
- %WINDIR%\Killworm
Deletes itself.
Network activity:
Connects to:
- 'ch###.8866.org':1777
UDP:
- DNS ASK ch###.8866.org
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
