Technical Information
Malicious functions:
Creates and executes the following:
- %TEMP%\setup_133daohang4.exe /S
- %PROGRAM_FILES%\Baidu\Toolbar\BarBroker.exe -RegServer
- %TEMP%\Baidu-Toolbar-top1.exe
- %TEMP%\BDSetup.exe
- %TEMP%\max2_133daohang4.exe
- %TEMP%\setup_133daohang4.exe (downloaded from the Internet)
Executes the following:
- <SYSTEM32>\cmd.exe /c ""%TEMP%\DelTemp.bat" "
- <SYSTEM32>\regsvr32.exe /s %PROGRAM_FILES%\QVOD37\QvodEx.dll
Sets a new unauthorized home page for Windows Internet Explorer.
Modifies file system :
Creates the following files:
- %TEMP%\setup_133daohang4.exe
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\U98D4X8H\setup_133daohang4[1].exe
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\伴侣导航.url
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\屏蔽列表.url
- %PROGRAM_FILES%\Baidu\Toolbar\rc.dll
- %TEMP%\data.ini
- %WINDIR%\newicon.ico
- %PROGRAM_FILES%\Baidu\Toolbar\BarBroker.exe
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\个性化首页.url
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\隐私保护.url
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\卸载百度工具栏.lnk
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\自定义按钮.url
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\广告拦截.url
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\帮助指南.url
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\修复功能.url
- %ALLUSERSPROFILE%\Start Menu\Programs\百度工具栏\垃圾清理.url
- %HOMEPATH%\Local Settings\Temporary Internet Files\Content.IE5\KHMHGZ4F\data[1].ini
- %PROGRAM_FILES%\QVOD37\QvodEx.dll
- %WINDIR%\ime\SPTIPIMERS.ini
- %APPDATA%\Microsoft\Internet Explorer\Quick Launch\1nternet Explorer.lnk
- %HOMEPATH%\Desktop\1nternet Explorer.lnk
- %TEMP%\BDSetup.exe
- %TEMP%\nsh2.tmp\System.dll
- %TEMP%\Baidu-Toolbar-top1.exe
- %TEMP%\max2_133daohang4.exe
- %PROGRAM_FILES%\Baidu\Toolbar\BaiduBarX_Tmp\BaiduBarX.dll
- %TEMP%\nsj7.tmp
- %PROGRAM_FILES%\Baidu\Toolbar\BaiduBarX.dll
- %TEMP%\DelTemp.bat
- %TEMP%\nsh2.tmp\ShellLink.dll
- %HOMEPATH%\Favorites\====НшЦ·Ц®јТ====.URL
- %TEMP%\nsd5.tmp\InetLoad2.dll
- %TEMP%\nss4.tmp
Deletes the following files:
- %TEMP%\nsh2.tmp\ShellLink.dll
- %TEMP%\nsh2.tmp\System.dll
- %TEMP%\BDSetup.exe
- %TEMP%\data.ini
Network activity:
Connects to:
- 'mk.##xthon.cn':80
TCP:
HTTP GET requests:
- mk.##xthon.cn/133daohang4/setup_133daohang4.exe
- mk.##xthon.cn/online_inst/data.ini
UDP:
- DNS ASK mk.##xthon.cn
Miscellaneous:
Searches for the following windows:
- ClassName: 'MS_WINHELP' WindowName: ''
- ClassName: 'Shell_TrayWnd' WindowName: ''
