Technical Information
To ensure autorun and distribution:
Creates the following files on removable media:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Sys.exe
Malicious functions:
Creates and executes the following:
- %TEMP%\KL.exe
Executes the following:
- <SYSTEM32>\rundll32.exe <SYSTEM32>\shimgvw.dll,ImageView_Fullscreen %TEMP%\PHOTO121.jpg
Modifies file system :
Creates the following files:
- C:\Sys.exe
- C:\autorun.inf
- %TEMP%\KL.exe
- %TEMP%\PHOTO121.jpg
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\Sys.exe
- <Drive name for removable media>:\autorun.inf
- C:\Sys.exe
- C:\autorun.inf
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'ShImgVw:CPreviewWnd' WindowName: ''