Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'msn' = '%ALLUSERSPROFILE%\Application Data\csres.exe'
Creates the following files on removable media:
- <Drive name for removable media>:\Autorun.inf
- <Drive name for removable media>:\videoplayback01.lnk
Malicious functions:
Executes the following:
- '<SYSTEM32>\cmd.exe' /c rd %temp%\ /s /q
Modifies file system:
Creates the following files:
- %ALLUSERSPROFILE%\Application Data\Autorun.inf
- %ALLUSERSPROFILE%\Application Data\NKL\1732928.txt.lok
- %ALLUSERSPROFILE%\Application Data\NKL\1732928.txt
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Autorun.inf
- %ALLUSERSPROFILE%\Application Data\Autorun.inf
Deletes the following files:
- %ALLUSERSPROFILE%\Application Data\NKL\1732928.txt.lok