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>:\Security.exe
Malicious functions:
Executes the following:
- '%WINDIR%\Microsoft.NET\Framework\v2.0.50727\ilasm.exe' /alignment=512 /QUIET %APPDATA%\svchost.il /output:%APPDATA%\svchost.exe
Modifies file system :
Creates the following files:
- C:\Security.exe
- C:\autorun.inf
- C:\Documents.pdb
- %APPDATA%\svchost.Resources.resources
- %APPDATA%\svchost.il
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\Security.exe
- C:\autorun.inf
- C:\Security.exe
Deletes the following files:
- %APPDATA%\svchost.Resources.resources
- %APPDATA%\svchost.il
- C:\Documents.pdb
Miscellaneous:
Searches for the following windows:
- ClassName: 'Shell_TrayWnd' WindowName: ''
