Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'check48' = '<SYSTEM32>\keibetsu.shiteita.aijo.com'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'check48' = '<SYSTEM32>\keibetsu.shiteita.aijo.com'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'snh' = '%WINDIR%\mysystem48\sakura_no_hanabiratachi.exe'
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'akbstupid' = '<SYSTEM32>\akb48_bego.pif'
Creates the following files on removable media:
- <Drive name for removable media>:\%USERNAME% telanjang.exe
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\boku_no_taiyo.com
Malicious functions:
Creates and executes the following:
- '<SYSTEM32>\keibetsu.shiteita.aijo.com'
- '<SYSTEM32>\akb48_bego.pif'
- '%WINDIR%\mysystem48\sakura_no_hanabiratachi.exe'
Modifies settings of Windows Explorer:
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\policies\Explorer] 'NoFolderOptions' = '00000001'
- [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Policies\Explorer] 'NoFolderOptions' = '00000001'
Modifies file system :
Creates the following files:
- <SYSTEM32>\akb48_bego.pif
- <SYSTEM32>\keibetsu.shiteita.aijo.com
- %WINDIR%\mysystem48\sakura_no_hanabiratachi.exe
Sets the 'hidden' attribute to the following files:
- <Drive name for removable media>:\autorun.inf
- <Drive name for removable media>:\boku_no_taiyo.com
- <SYSTEM32>\keibetsu.shiteita.aijo.com
- %WINDIR%\mysystem48\sakura_no_hanabiratachi.exe
- <SYSTEM32>\akb48_bego.pif
Deletes the following files:
- %TEMP%\~DF5EBA.tmp
- %TEMP%\~DF5910.tmp
- %TEMP%\~DF6B72.tmp
- %TEMP%\~DF10CB.tmp
- %TEMP%\~DF76BD.tmp
- %TEMP%\~DF300E.tmp
- %TEMP%\~DF1FE8.tmp
- %TEMP%\~DF379C.tmp
- %TEMP%\~DF4FED.tmp
- %TEMP%\~DF4894.tmp
Miscellaneous:
Searches for the following windows:
- ClassName: '#32770' WindowName: 'Error Deleting File or Folder'
- ClassName: '#32770' WindowName: 'Moving...'
- ClassName: '#32770' WindowName: 'Error Moving File or Folder'
- ClassName: '#32770' WindowName: 'Rename'
- ClassName: '#32770' WindowName: 'Error Renaming File or Folder'
- ClassName: '#32770' WindowName: 'Deleting...'
- ClassName: '#32770' WindowName: 'Confirm Folder Delete'
- ClassName: 'Indicator' WindowName: '(null)'
- ClassName: '#32770' WindowName: 'Confirm File Delete'
- ClassName: '#32770' WindowName: 'Copying...'
- ClassName: '#32770' WindowName: 'Confirm Multiple File Delete'
