Technical Information
To ensure autorun and distribution:
Creates the following services:
- [<HKLM>\SYSTEM\ControlSet001\Services\Kingsoft Antivirus WebShield Service] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
- '%TEMP%\nsr7.tmp\nsB.tmp' %WINDIR%\3575~1\9897~1\KSWebShield.exe -start
- '%TEMP%\nsr7.tmp\nsA.tmp' %WINDIR%\3575~1\9897~1\KSWebShield.exe -install
- '%TEMP%\nsr7.tmp\nsD.tmp' cmd.exe /c attrib +h +s +r "%WINDIR%\3575~1\9897~1\APPLIC~1\kingsoft\kws\kws.ini"
- '%TEMP%\nsr7.tmp\nsC.tmp' cmd.exe /c copy "%TEMP%\kws.ini" "%WINDIR%\3575~1\9897~1\APPLIC~1\kingsoft\kws\"
- '%WINDIR%\kingsoft.exe'
- '%TEMP%\nsw3.tmp\ns4.tmp' %WINDIR%\kingsoft.exe
- '%TEMP%\nsr7.tmp\ns9.tmp' cmd.exe /c mkdir \\.\%WINDIR%\3575~1\9897..\
- '%TEMP%\nsr7.tmp\ns8.tmp' cmd.exe /c mkdir \\.\%WINDIR%\3575..\
Executes the following:
- '<SYSTEM32>\attrib.exe' +h +s +r "%WINDIR%\3575~1\9897~1\APPLIC~1\kingsoft\kws\kws.ini"
- '%PROGRAM_FILES%\Internet Explorer\IEXPLORE.EXE' http://go.#######69%6C%65%61.%69%6E%66%6F/?i=#######
- '%PROGRAM_FILES%\Internet Explorer\IEXPLORE.EXE' http://go.#######69%6C%65%61.%69%6E%66%6F/?i=##################################
Modifies file system :
Creates the following files:
- %HOMEPATH%\Favorites\»ўДкФЛіМ.url
- %HOMEPATH%\Favorites\ГАЕ®КУЖµ.url
- %HOMEPATH%\Favorites\ІШН·К«ґК.url
- %HOMEPATH%\Favorites\ёцРФЗ©Гы.url
- %HOMEPATH%\Favorites\ЙМТµµјєЅ.url
- %HOMEPATH%\Favorites\НшЦ·ґуИ«.url
- %HOMEPATH%\Favorites\Фµ·ЦЕд¶Ф.url
- %HOMEPATH%\Favorites\КЦ»ъЧЈёЈ.url
- %HOMEPATH%\Favorites\МФ±¦№єОп.url
- %WINDIR%\myfav\Radio Station Guide.url
- %WINDIR%\myfav\Links\Customize Links.url
- %WINDIR%\myfav\Desktop.ini
- %WINDIR%\myfav\MSN.com.url
- %WINDIR%\myfav\Links\Free Hotmail.url
- %WINDIR%\myfav\Links\Windows.url
- %HOMEPATH%\Favorites\°ЛШФЙ«Нј.url
- %WINDIR%\myfav\Links\Windows Marketplace.url
- %WINDIR%\myfav\Links\Windows Media.url
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\MSN.com.url
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\Radio Station Guide.url
- %HOMEPATH%\Favorites\БґЅУ\Фµ·ЦЕд¶Ф.url
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\Desktop.ini
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\Links\Customize Links.url
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\Links\Windows Media.url
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\Links\Windows.url
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\Links\Free Hotmail.url
- %HOMEPATH%\Favorites\ѕЙµДКХІШ\Links\Windows Marketplace.url
- %HOMEPATH%\Favorites\БґЅУ\ёцРФЗ©Гы.url
- %HOMEPATH%\Favorites\БґЅУ\»ўДкФЛіМ.url
- %HOMEPATH%\Favorites\БґЅУ\°ЛШФЙ«Нј.url
- %HOMEPATH%\Favorites\БґЅУ\ІШН·К«ґК.url
- %HOMEPATH%\Favorites\БґЅУ\ГАЕ®КУЖµ.url
- %HOMEPATH%\Favorites\БґЅУ\МФ±¦№єОп.url
- %HOMEPATH%\Favorites\БґЅУ\НшЦ·ґуИ«.url
- %HOMEPATH%\Favorites\БґЅУ\ЙМТµµјєЅ.url
- %HOMEPATH%\Favorites\БґЅУ\КЦ»ъЧЈёЈ.url
- %ALLUSERSPROFILE%\Desktop\Н¬іЗТмРФ.exe
- %TEMP%\nsr7.tmp\ns9.tmp
- %WINDIR%\3575.\9897.\kswebshield.dll
- %TEMP%\nsr7.tmp\nsExec.dll
- %TEMP%\nsr7.tmp\ns8.tmp
- %WINDIR%\3575.\9897.\KSWebShield.exe
- %WINDIR%\3575.\9897.\KSWBC.dll
- %TEMP%\nsr7.tmp\nsA.tmp
- %WINDIR%\3575.\9897.\kwssp.dll
- %WINDIR%\3575.\9897.\kwsui.dll
- %TEMP%\nsw3.tmp\System.dll
- %WINDIR%\kingsoft.exe
- %TEMP%\nsg2.tmp
- %TEMP%\nsw3.tmp\time.dll
- %TEMP%\nsw3.tmp\nsExec.dll
- %TEMP%\nsr7.tmp\time.dll
- %TEMP%\nsr7.tmp\nsRandom.dll
- %TEMP%\nsw3.tmp\ns4.tmp
- %TEMP%\nsb6.tmp
- %TEMP%\nsw3.tmp\InetLoad.dll
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\2VAZY7AN\31recall[1].htm
- %TEMP%\nsr7.tmp\nsD.tmp
- %TEMP%\nsw3.tmp\Math.dll
- %WINDIR%\0
- %ALLUSERSPROFILE%\Desktop\Й«ЗйµзУ°.exe
- %ALLUSERSPROFILE%\Desktop\МФ±¦Нш.exe
- %ALLUSERSPROFILE%\Desktop\2010ДкЦВё».exe
- %ALLUSERSPROFILE%\Desktop\ГАЕ®ИИОи.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\go.lailea[1]
- %WINDIR%\3575.\9897.\KWSSVC.log
- %TEMP%\nsr7.tmp\nsB.tmp
- %TEMP%\kws.ini
- %WINDIR%\3575.\9897.\Application Data\kingsoft\kws\urlcache.dat
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\go.lailea[1]
- %TEMP%\nsr7.tmp\nsC.tmp
- %WINDIR%\3575.\9897.\Application Data\kingsoft\kws\kws.ini
Sets the 'hidden' attribute to the following files:
- %WINDIR%\3575.\9897.\Application Data\kingsoft\kws\kws.ini
Deletes the following files:
- %TEMP%\nsr7.tmp\nsRandom.dll
- %TEMP%\nsr7.tmp\nsExec.dll
- %TEMP%\nsr7.tmp\time.dll
- %WINDIR%\kingsoft.exe
- %TEMP%\nsw3.tmp\ns4.tmp
- %TEMP%\nsr7.tmp\nsD.tmp
- %TEMP%\nsr7.tmp\ns9.tmp
- %TEMP%\nsr7.tmp\ns8.tmp
- %TEMP%\nsr7.tmp\nsA.tmp
- %TEMP%\nsr7.tmp\nsC.tmp
- %TEMP%\nsr7.tmp\nsB.tmp
Network activity:
Connects to:
- 'ap#.#c120.com':80
- 'tj.##zhuang.la':80
- 'go.##ilea.info':80
- 'localhost':1036
- 'localhost':1037
TCP:
HTTP GET requests:
- ap#.#c120.com/false_host/
- go.##ilea.info/?i=#######
- go.##ilea.info/?i=################################
UDP:
- DNS ASK tj.##zhuang.la
- DNS ASK ap#.#c120.com
- DNS ASK go.##ilea.info
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WebcheckMonitor' WindowName: '(null)'
- ClassName: 'kws::OSUCWindowClass' WindowName: '(null)'
- ClassName: '(null)' WindowName: 'ks_xuyixin'
- ClassName: '' WindowName: '(null)'
- ClassName: 'Shell_TrayWnd' WindowName: '(null)'
- ClassName: 'MS_AutodialMonitor' WindowName: '(null)'
