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>:\pagefile.pif
Modifies file system
Creates the following files
- %WINDIR%\syswow64\com\csrss.exe
- %WINDIR%\syswow64\com\lsass.exe
- C:\autorun.inf
- C:\pagefile.pif
- D:\autorun.inf
- D:\pagefile.pif
- %WINDIR%\syswow64\com\netcfg.000
- %WINDIR%\syswow64\com\netcfg.dll
- %WINDIR%\syswow64\com\~
Sets the 'hidden' attribute to the following files
- %WINDIR%\syswow64\com\csrss.exe
- C:\autorun.inf
- C:\pagefile.pif
- D:\autorun.inf
- D:\pagefile.pif
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\pagefile.pif
- %WINDIR%\syswow64\com\netcfg.000
- %WINDIR%\syswow64\com\netcfg.dll
- %WINDIR%\syswow64\com\lsass.exe
Network activity
UDP
- DNS ASK js.##102.com
Miscellaneous
Searches for the following windows
- ClassName: 'XOR' WindowName: 'MSCTFIME SMSS'
- ClassName: '#32770' WindowName: 'MCI Program Com Application'
- ClassName: 'XOR' WindowName: 'MSICTFIME SMSS'
Creates and executes the following
- '%WINDIR%\syswow64\com\lsass.exe'
- '%WINDIR%\syswow64\com\csrss.exe' %APPDATA%\Microsoft\Windows\Start Menu\Programs\Startup\~.exe
- '%WINDIR%\syswow64\com\csrss.exe' <SYSTEM32>\com\LSASS.EXE|C:\pagefile.pif
- '%WINDIR%\syswow64\com\csrss.exe' <SYSTEM32>\com\LSASS.EXE|D:\pagefile.pif
- '%WINDIR%\syswow64\com\csrss.exe' <SYSTEM32>\com\LSASS.EXE|E:\pagefile.pif
- '%WINDIR%\syswow64\com\csrss.exe' <SYSTEM32>\com\LSASS.EXE|<Drive name for removable media>:\pagefile.pif
- '%WINDIR%\syswow64\com\csrss.exe' <SYSTEM32>\com\LSASS.EXE|G:\pagefile.pif
- '%WINDIR%\syswow64\cacls.exe' <SYSTEM32>\com /e /t /g user:F' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c rd /s /q "<SYSTEM32>\com\CSRSS.EXE"' (with hidden window)
- '%WINDIR%\syswow64\cmd.exe' /c rd /s /q "<SYSTEM32>\com\bak"' (with hidden window)
- '%WINDIR%\syswow64\regsvr32.exe' <SYSTEM32>\com\netcfg.dll /s' (with hidden window)
Executes the following
- '%WINDIR%\syswow64\cacls.exe' <SYSTEM32>\com /e /t /g user:F
- '%WINDIR%\syswow64\cmd.exe' /c rd /s /q "<SYSTEM32>\com\CSRSS.EXE"
- '%WINDIR%\syswow64\cmd.exe' /c rd /s /q "<SYSTEM32>\com\bak"
- '%WINDIR%\syswow64\regsvr32.exe' <SYSTEM32>\com\netcfg.dll /s
