Hi
Could any one advise me what I should delete, please. I assume it is in English!!
Logfile of HijackThis v1.99.1
Scan saved at 10:34:06, on 09/06/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16441)
Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
C:\WINDOWS\Explorer.EXE
C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\btbb_wcm\McciTrayApp.exe
C:\PROGRA~1\BTBROA~1\SMARTB~1\BTHelpNotifier.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Java\jre1.6.0_01\bin\jusched.exe
C:\PROGRA~1\Grisoft\AVG7\avgcc.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Weather Watcher\ww.exe
C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\Program Files\1-Click Answers\answers.exe
C:\PROGRA~1\1-CLIC~1\agtserv.exe
C:\Program Files\Common Files\Microsoft Shared\Works Shared\wkcalrem.exe
C:\Program Files\BT Broadband Desktop Help\bin\mpbtn.exe
C:\WINDOWS\system32\cidaemon.exe
C:\WINDOWS\pchealth\helpctr\binaries\HelpCtr.exe
C:\WINDOWS\PCHealth\HelpCtr\Binaries\HelpSvc.exe
C:\WINDOWS\PCHealth\HelpCtr\Binaries\HelpHost.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Weather Watcher\dl.exe
C:\Program Files\Weather Watcher\dl.exe
C:\Documents and Settings\Nigel\Local Settings\Temporary Internet Files\Content.IE5\KKQZIZ14\HijackThis[1].exe
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://uk.red.clientapps.yahoo.com/...b/*http://uk.docs.yahoo.com/info/bt_side.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = 127.0.0.1
O2 - BHO: 12Ghosts Popup-Killer - {00000000-0007-5041-4354-0020e48020af} - (no file)
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O2 - BHO: IEWatchObj Class - {9527D42F-D666-11D3-B8DD-00600838CD5F} - (no file)
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll
O2 - BHO: EpsonToolBandKicker Class - {E99421FB-68DD-40F0-B4AC-B7027CAE2F1A} - C:\Program Files\EPSON\EPSON Web-To-Page\EPSON Web-To-Page.dll
O3 - Toolbar: EPSON Web-To-Page - {EE5D279F-081B-4404-994D-C6B60AAEBA6D} - C:\Program Files\EPSON\EPSON Web-To-Page\EPSON Web-To-Page.dll
O3 - Toolbar: (no name) - {57F02779-3D88-4958-8AD3-83C12D86ADC7} - (no file)
O3 - Toolbar: 12-Popup - {00000000-0008-5041-4354-0020e48020af} - (no file)
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O3 - Toolbar: 1-Click Answers - {7754C418-F62E-44aa-B169-E719E718BCFD} - C:\PROGRA~1\1-CLIC~1\IEToolbar\AnswersToolbarU.dll
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [btbb_wcm_McciTrayApp] C:\Program Files\btbb_wcm\McciTrayApp.exe
O4 - HKLM\..\Run: [Motive SmartBridge] C:\PROGRA~1\BTBROA~1\SMARTB~1\BTHelpNotifier.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_01\bin\jusched.exe"
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVG7\avgcc.exe /STARTUP
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [WeatherWatcher] C:\Program Files\Weather Watcher\ww.exe
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O4 - Global Startup: 1-Click Answers.lnk = C:\Program Files\1-Click Answers\answers.exe
O4 - Global Startup: BT Broadband Desktop Help.lnk = C:\Program Files\BT Broadband Desktop Help\bin\matcli.exe
O4 - Global Startup: Microsoft Works Calendar Reminders.lnk = ?
O8 - Extra context menu item: Answers... - file://C:\Program Files\1-Click Answers\Html\atiemenu.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_01\bin\npjpi160_01.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_01\bin\npjpi160_01.dll
O9 - Extra button: @sysiecom.dll,-2100 - {703436F1-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslate.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2102 - {703436F1-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslate.html
O9 - Extra button: @sysiecom.dll,-2103 - {703436F2-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslateAll.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2105 - {703436F2-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslateAll.html
O9 - Extra button: @sysiecom.dll,-2115 - {703436F3-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuConfigure.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2117 - {703436F3-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuConfigure.html
O9 - Extra button: (no name) - {703436F4-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuClearCache.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2108 - {703436F4-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuClearCache.html
O9 - Extra button: (no name) - {703436F5-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuRegister.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2111 - {703436F5-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuRegister.html
O9 - Extra button: (no name) - {703436F6-3E1F-11d3-8F6B-00105A2A1D59} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2114 - {703436F6-3E1F-11d3-8F6B-00105A2A1D59} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra button: (no name) - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - (no file)
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O11 - Options group: [INTERNATIONAL] International*
O12 - Plugin for .wav: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin2.dll
O14 - IERESET.INF: START_PAGE_URL=http://www.freeserve.com/
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (Installation Support) -
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Ad-Aware 2007 Service (aawservice) - Lavasoft AB - C:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
O23 - Service: AVG E-mail Scanner (AVGEMS) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
Many thanks
Tykeboyuk
Could any one advise me what I should delete, please. I assume it is in English!!
Logfile of HijackThis v1.99.1
Scan saved at 10:34:06, on 09/06/2007
Platform: Windows XP SP2 (WinNT 5.01.2600)
MSIE: Internet Explorer v7.00 (7.00.6000.16441)
Running processes:
C:\WINDOWS\System32\smss.exe
C:\WINDOWS\system32\winlogon.exe
C:\WINDOWS\system32\services.exe
C:\WINDOWS\system32\lsass.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
C:\WINDOWS\Explorer.EXE
C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
C:\WINDOWS\system32\cisvc.exe
C:\WINDOWS\system32\svchost.exe
C:\Program Files\btbb_wcm\McciTrayApp.exe
C:\PROGRA~1\BTBROA~1\SMARTB~1\BTHelpNotifier.exe
C:\Program Files\Common Files\Real\Update_OB\realsched.exe
C:\Program Files\Java\jre1.6.0_01\bin\jusched.exe
C:\PROGRA~1\Grisoft\AVG7\avgcc.exe
C:\WINDOWS\system32\ctfmon.exe
C:\Program Files\Weather Watcher\ww.exe
C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
C:\Program Files\1-Click Answers\answers.exe
C:\PROGRA~1\1-CLIC~1\agtserv.exe
C:\Program Files\Common Files\Microsoft Shared\Works Shared\wkcalrem.exe
C:\Program Files\BT Broadband Desktop Help\bin\mpbtn.exe
C:\WINDOWS\system32\cidaemon.exe
C:\WINDOWS\pchealth\helpctr\binaries\HelpCtr.exe
C:\WINDOWS\PCHealth\HelpCtr\Binaries\HelpSvc.exe
C:\WINDOWS\PCHealth\HelpCtr\Binaries\HelpHost.exe
C:\Program Files\Internet Explorer\IEXPLORE.EXE
C:\Program Files\Weather Watcher\dl.exe
C:\Program Files\Weather Watcher\dl.exe
C:\Documents and Settings\Nigel\Local Settings\Temporary Internet Files\Content.IE5\KKQZIZ14\HijackThis[1].exe
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Search_URL = http://go.microsoft.com/fwlink/?LinkId=54896
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Bar = http://uk.red.clientapps.yahoo.com/...b/*http://uk.docs.yahoo.com/info/bt_side.html
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Search Page = http://go.microsoft.com/fwlink/?LinkId=54896
R0 - HKLM\Software\Microsoft\Internet Explorer\Main,Start Page = http://go.microsoft.com/fwlink/?LinkId=69157
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Microsoft Internet Explorer
R1 - HKCU\Software\Microsoft\Windows\CurrentVersion\Internet Settings,ProxyOverride = 127.0.0.1
O2 - BHO: 12Ghosts Popup-Killer - {00000000-0007-5041-4354-0020e48020af} - (no file)
O2 - BHO: Adobe PDF Reader Link Helper - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: SSVHelper Class - {761497BB-D6F0-462C-B6EB-D4DAF1D92D43} - C:\Program Files\Java\jre1.6.0_01\bin\ssv.dll
O2 - BHO: IEWatchObj Class - {9527D42F-D666-11D3-B8DD-00600838CD5F} - (no file)
O2 - BHO: Google Toolbar Helper - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\program files\google\googletoolbar1.dll
O2 - BHO: EpsonToolBandKicker Class - {E99421FB-68DD-40F0-B4AC-B7027CAE2F1A} - C:\Program Files\EPSON\EPSON Web-To-Page\EPSON Web-To-Page.dll
O3 - Toolbar: EPSON Web-To-Page - {EE5D279F-081B-4404-994D-C6B60AAEBA6D} - C:\Program Files\EPSON\EPSON Web-To-Page\EPSON Web-To-Page.dll
O3 - Toolbar: (no name) - {57F02779-3D88-4958-8AD3-83C12D86ADC7} - (no file)
O3 - Toolbar: 12-Popup - {00000000-0008-5041-4354-0020e48020af} - (no file)
O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\program files\google\googletoolbar1.dll
O3 - Toolbar: 1-Click Answers - {7754C418-F62E-44aa-B169-E719E718BCFD} - C:\PROGRA~1\1-CLIC~1\IEToolbar\AnswersToolbarU.dll
O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
O4 - HKLM\..\Run: [btbb_wcm_McciTrayApp] C:\Program Files\btbb_wcm\McciTrayApp.exe
O4 - HKLM\..\Run: [Motive SmartBridge] C:\PROGRA~1\BTBROA~1\SMARTB~1\BTHelpNotifier.exe
O4 - HKLM\..\Run: [TkBellExe] "C:\Program Files\Common Files\Real\Update_OB\realsched.exe" -osboot
O4 - HKLM\..\Run: [SunJavaUpdateSched] "C:\Program Files\Java\jre1.6.0_01\bin\jusched.exe"
O4 - HKLM\..\Run: [AVG7_CC] C:\PROGRA~1\Grisoft\AVG7\avgcc.exe /STARTUP
O4 - HKCU\..\Run: [ctfmon.exe] C:\WINDOWS\system32\ctfmon.exe
O4 - HKCU\..\Run: [WeatherWatcher] C:\Program Files\Weather Watcher\ww.exe
O4 - HKCU\..\Run: [swg] C:\Program Files\Google\GoogleToolbarNotifier\1.2.1128.5462\GoogleToolbarNotifier.exe
O4 - Global Startup: 1-Click Answers.lnk = C:\Program Files\1-Click Answers\answers.exe
O4 - Global Startup: BT Broadband Desktop Help.lnk = C:\Program Files\BT Broadband Desktop Help\bin\matcli.exe
O4 - Global Startup: Microsoft Works Calendar Reminders.lnk = ?
O8 - Extra context menu item: Answers... - file://C:\Program Files\1-Click Answers\Html\atiemenu.htm
O9 - Extra button: (no name) - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_01\bin\npjpi160_01.dll
O9 - Extra 'Tools' menuitem: Sun Java Console - {08B0E5C0-4FCB-11CF-AAA5-00401C608501} - C:\Program Files\Java\jre1.6.0_01\bin\npjpi160_01.dll
O9 - Extra button: @sysiecom.dll,-2100 - {703436F1-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslate.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2102 - {703436F1-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslate.html
O9 - Extra button: @sysiecom.dll,-2103 - {703436F2-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslateAll.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2105 - {703436F2-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuTranslateAll.html
O9 - Extra button: @sysiecom.dll,-2115 - {703436F3-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuConfigure.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2117 - {703436F3-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuConfigure.html
O9 - Extra button: (no name) - {703436F4-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuClearCache.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2108 - {703436F4-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuClearCache.html
O9 - Extra button: (no name) - {703436F5-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuRegister.html
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2111 - {703436F5-3E1F-11d3-8F6B-00105A2A1D59} - C:\Program Files\Systran\Standard\MenuRegister.html
O9 - Extra button: (no name) - {703436F6-3E1F-11d3-8F6B-00105A2A1D59} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra 'Tools' menuitem: @sysiecom.dll,-2114 - {703436F6-3E1F-11d3-8F6B-00105A2A1D59} - C:\WINDOWS\system32\shdocvw.dll
O9 - Extra button: (no name) - {CD67F990-D8E9-11d2-98FE-00C0F0318AFE} - (no file)
O9 - Extra button: (no name) - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra 'Tools' menuitem: @xpsp3res.dll,-20001 - {e2e2dd38-d088-4134-82b7-f2ba38496583} - %windir%\Network Diagnostic\xpnetdiag.exe (file missing)
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O9 - Extra 'Tools' menuitem: Windows Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\msmsgs.exe
O11 - Options group: [INTERNATIONAL] International*
O12 - Plugin for .wav: C:\Program Files\Internet Explorer\PLUGINS\npqtplugin2.dll
O14 - IERESET.INF: START_PAGE_URL=http://www.freeserve.com/
O16 - DPF: {30528230-99f7-4bb4-88d8-fa1d4f56a2ab} (Installation Support) -
O20 - Winlogon Notify: WgaLogon - C:\WINDOWS\SYSTEM32\WgaLogon.dll
O21 - SSODL: WPDShServiceObj - {AAA288BA-9A4C-45B0-95D7-94D524869DB5} - C:\WINDOWS\system32\WPDShServiceObj.dll
O23 - Service: Ad-Aware 2007 Service (aawservice) - Lavasoft AB - C:\Program Files\Lavasoft\Ad-Aware 2007\aawservice.exe
O23 - Service: AVG7 Alert Manager Server (Avg7Alrt) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgamsvr.exe
O23 - Service: AVG7 Update Service (Avg7UpdSvc) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgupsvc.exe
O23 - Service: AVG E-mail Scanner (AVGEMS) - GRISOFT, s.r.o. - C:\PROGRA~1\Grisoft\AVG7\avgemc.exe
O23 - Service: Google Updater Service (gusvc) - Google - C:\Program Files\Google\Common\Google Updater\GoogleUpdaterService.exe
Many thanks
Tykeboyuk