Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\ShellExecuteHooks] '{0010BB0C-2F85-46C3-B06A-0F87BB08646C}' = '.dll'
Creates the following files on removable media:
- <Drive name for removable media>:\.dll
- <Drive name for removable media>:\autorun.inf
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
Executes the following:
- <SYSTEM32>\cmd.exe /c ""%TEMP%\DelUS.bat" "
Injects code into
the following system processes:
- %WINDIR%\Explorer.EXE
Modifies file system :
Creates the following files:
- %TEMP%\autorun.inf
- <SYSTEM32>\.dll
- %TEMP%\DelUS.bat
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\.dll
- <SYSTEM32>\.dll
Deletes itself.
Miscellaneous:
Searches for the following windows:
- ClassName: 'Progman' WindowName: 'Program Manager'