Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
- [<HKLM>\SOFTWARE\Classes\HTTP\shell\open\command] '' = ''
- [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'flashget' = '%WINDIR%\20130420\cj2ou8f5uyky2x8l\smss.exe '
- [<HKLM>\SOFTWARE\Classes\AllTypes\shell\open\command] '' = '"%WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\script.exe" "%1"'
Creates or modifies the following files:
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\360vbs.jse
- %ALLUSERSPROFILE%\Start Menu\Programs\Startup\ .jse
Malicious functions:
To complicate detection of its presence in the operating system,
forces the system hide from view:
- hidden files
- file extensions
Creates and executes the following:
- '%WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\script.exe'
- '%WINDIR%\20130420\CJ2ou8F5UYky2x8L\smss.exe'
- '<Current directory>\8525gdG8n8YHIP5.exe'
- '%WINDIR%\20130420\pbWN58t5R258gL8G\DownFiles.exe'
Executes the following:
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r system
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r users
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r %USERNAME%
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r everyone
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r "%USERNAME%"
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r "Power Users"
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r user
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r "%USERNAME%"
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r "Power Users"
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r user
- '<SYSTEM32>\attrib.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" +r +s
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c %USERNAME%s:CI
- '<SYSTEM32>\reg.exe' add HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\Run /v "flashget" /d "%WINDIR%\20130420\cj2ou8f5uyky2x8l\smss.exe " /f
- '<SYSTEM32>\cacls.exe' "%APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css" /e /c /r %USERNAME%s
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r "%USERNAME%"
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r "Power Users"
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r user
- '%WINDIR%\regedit.exe' /s %WINDIR%\search.reg
- '%WINDIR%\regedit.exe' /s %WINDIR%\SetWindowsIndex.reg
- '%WINDIR%\regedit.exe' /s %WINDIR%\AddRight.reg
- '%WINDIR%\regedit.exe' /s %WINDIR%\.reg
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c %USERNAME%s:CI
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r %USERNAME%s
- '<SYSTEM32>\attrib.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" +r +s
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r %USERNAME%
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r everyone
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r system
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt" /e /c /r users
- '<SYSTEM32>\regsvr32.exe' /s XlKankan.dll
- '%WINDIR%\regedit.exe' /s regBHO.reg
- '<SYSTEM32>\wscript.exe' "%WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\script.vbs"
- '<SYSTEM32>\cmd.exe' /c ""%WINDIR%\20130420\CJ2ou8F5UYky2x8L\smss.exe.bat" "
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c %USERNAME%s:CI
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r %USERNAME%s
- '<SYSTEM32>\attrib.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" +r +s
- '<SYSTEM32>\cmd.exe' /c ""%WINDIR%\20130420\pbWN58t5R258gL8G\DownFiles.exe.bat" "
- '<SYSTEM32>\cmd.exe' /c ""<Full path to virus>.bat" "
- '<SYSTEM32>\cmd.exe' /c ""<Current directory>\8525gdG8n8YHIP5.exe.bat" "
- '<SYSTEM32>\cmd.exe' /c ""%WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\script.exe.bat" "
- '<SYSTEM32>\xcopy.exe' /c /q /y /i XlKankan.dll <SYSTEM32>
- '<SYSTEM32>\cmd.exe' /c ""%WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\reg.bat" "
- '<SYSTEM32>\cmd.exe' /c ""%WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\Script.vbs.bat" "
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c %USERNAME%s:CI
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r %USERNAME%s
- '<SYSTEM32>\attrib.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" +r +s
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r %USERNAME%
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r everyone
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r system
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css" /e /c /r users
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r system
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r users
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r %USERNAME%
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r everyone
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r "%USERNAME%"
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r "Power Users"
- '<SYSTEM32>\cacls.exe' "%ALLUSERSPROFILE%\Desktop\Internet Explorer.tt" /e /c /r user
Sets a new unauthorized home page for Windows Internet Explorer.
Modifies file system :
Creates the following files:
- %WINDIR%\Survival_0.txt
- %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\smss[1].htm
- %ALLUSERSPROFILE%\Desktop\Internet Explorer.tt
- %ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\data[1].xml
- %WINDIR%\.reg
- %WINDIR%\AddRight.reg
- %WINDIR%\SetWindowsIndex.reg
- %ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt
- %WINDIR%\searyl.vbs
- %WINDIR%\search.reg
- %WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\script.exe
- %WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\script.vbs
- %WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\reg.bat
- <Current directory>\8525gdG8n8YHIP5.exe
- %WINDIR%\userid.txt
- %WINDIR%\20130420\pbWN58t5R258gL8G\DownFiles.exe
- %WINDIR%\20130420\CJ2ou8F5UYky2x8L\smss.exe
- <SYSTEM32>\XlKankan.dll
- %WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\regBHO.reg
- %WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\XlKankan.dll
- %WINDIR%\tao.ico
Sets the 'hidden' attribute to the following files:
- %APPDATA%\Microsoft\Internet Explorer\Quick Launch\Internet Explorer.css
- %ALLUSERSPROFILE%\Desktop\µјєЅ№єОп.bt
- %ALLUSERSPROFILE%\Desktop\Internet Explorer.tt
- %ALLUSERSPROFILE%\Start Menu\Programs\Internet Explorer.css
Deletes the following files:
- <Current directory>\8525gdG8n8YHIP5.exe
- %WINDIR%\20130420\5JYaOBUA2KGkwFh5\script\XlKankan.dll
Deletes itself.
Network activity:
Connects to:
- 'da###.yoou8.com':80
- 'di#####.daohang1234.com':80
- 'tj.##ppin.cn':80
- 'da##.##ohang1234.com':80
- 'localhost':1041
TCP:
HTTP GET requests:
- di#####.daohang1234.com/smss.htm?sr#########
- da###.yoou8.com/114.asp
- da###.yoou8.com/data.xml
- da##.##ohang1234.comhttp://data.daohang1234.com/data.txt
- tj.##ppin.cnhttp://tj.vippin.cn/api/work.aspx?cm##########################################################################################
UDP:
- DNS ASK da###.yoou8.com
- DNS ASK di#####.daohang1234.com
- DNS ASK da##.##ohang1234.com
- DNS ASK tj.##ppin.cn
Miscellaneous:
Searches for the following windows:
- ClassName: 'IEFrame' WindowName: ''
- ClassName: 'Maxthon2_Frame' WindowName: ''
- ClassName: '' WindowName: 'Program Manager'
- ClassName: 'MS_WebcheckMonitor' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
- ClassName: 'RegEdit_RegEdit' WindowName: ''
- ClassName: 'MS_AutodialMonitor' WindowName: ''
