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DLLHOST.EXE trojan

Discussion in 'Virus & Other Malware Removal' started by silentguy, Sep 13, 2003.

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  1. silentguy

    silentguy Thread Starter

    Joined:
    Aug 13, 2003
    Messages:
    44
    hi

    this file called DLLHOST.EXE keeps wanting permission to run. I fink its also called the welchia worm how do I get rid of it...only turned my firewalls off for one second....:mad:

    heres the HT logfile

    Logfile of HijackThis v1.96.0
    Scan saved at 13:21:54, on 13/09/2003
    Platform: Windows XP (WinNT 5.01.2600)
    MSIE: Internet Explorer v6.00 SP1 (6.00.2600.0000)

    Running processes:
    C:\WINNT\System32\smss.exe
    C:\WINNT\system32\winlogon.exe
    C:\WINNT\system32\services.exe
    C:\WINNT\system32\lsass.exe
    C:\WINNT\system32\svchost.exe
    C:\WINNT\System32\svchost.exe
    C:\WINNT\system32\spoolsv.exe
    C:\WINNT\System32\CTSvcCDA.exe
    C:\WINNT\system32\crypserv.exe
    C:\Program Files\Norton Internet Security\NISUM.EXE
    C:\WINNT\System32\nvsvc32.exe
    C:\Program Files\Photodex\ProShowGold\ScsiAccess.exe
    C:\WINNT\System32\svchost.exe
    C:\Program Files\Norton Internet Security\SymProxySvc.exe
    C:\WINNT\System32\Tablet.exe
    C:\WINNT\system32\ZoneLabs\vsmon.exe
    C:\Program Files\Norton Internet Security\NISSERV.EXE
    C:\WINNT\Explorer.EXE
    C:\Program Files\Common Files\Real\Update_OB\evntsvc.exe
    C:\PROGRA~1\NORTON~1\navapw32.exe
    C:\WINNT\System32\devldr32.exe
    C:\Program Files\Norton Internet Security\IAMAPP.EXE
    C:\Program Files\Desktop Calendar\Desktop Calendar.exe
    C:\WINNT\System32\ctfmon.exe
    C:\Program Files\MSN Messenger\msnmsgr.exe
    C:\Program Files\Microsoft ActiveSync\WCESCOMM.EXE
    C:\Program Files\3M\PSN2Lite\Psn2Lite.exe
    C:\Program Files\Extensis\Suitcase\Suitcase.exe
    C:\Program Files\Zone Labs\ZoneAlarm\zonealarm.exe
    C:\PROGRA~1\3M\PSN2Lite\PSNGive.exe
    C:\Program Files\Creative\SBLive2k\AudioHQ\AHQTB.EXE
    C:\WINNT\System32\wuauclt.exe
    C:\Program Files\Messenger\msmsgs.exe
    C:\Program Files\Outlook Express\msimn.exe
    C:\Program Files\Internet Explorer\IEXPLORE.EXE
    C:\Documents and Settings\Administrator\Desktop\Hijack\HijackThis.exe

    O2 - BHO: (no name) - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 5.0\Acrobat\ActiveX\AcroIEHelper.ocx
    O2 - BHO: (no name) - {AA58ED58-01DD-4d91-8333-CF10577473F7} - c:\winnt\googletoolbar.dll
    O2 - BHO: NAV Helper - {BDF3E430-B101-42AD-A544-FADC6B084872} - C:\Program Files\Norton AntiVirus\NavShExt.dll
    O3 - Toolbar: Norton AntiVirus - {42CDD1BF-3FFB-4238-8AD1-7859DF00B1D6} - C:\Program Files\Norton AntiVirus\NavShExt.dll
    O3 - Toolbar: &Radio - {8E718888-423F-11D2-876E-00A0C9082467} - C:\WINNT\System32\msdxm.ocx
    O3 - Toolbar: &Google - {2318C2B1-4965-11d4-9B18-009027A5CD4F} - c:\winnt\googletoolbar.dll
    O4 - HKLM\..\Run: [Synchronization Manager] mobsync.exe /logon
    O4 - HKLM\..\Run: [AudioHQ] C:\Program Files\Creative\SBLive2k\AudioHQ\AHQTB.EXE
    O4 - HKLM\..\Run: [SpeedTouch USB Diagnostics] "C:\Program Files\Alcatel\SpeedTouch USB\Dragdiag.exe" /icon
    O4 - HKLM\..\Run: [NvCplDaemon] RUNDLL32.EXE NvQTwk,NvCplDaemon initialize
    O4 - HKLM\..\Run: [nwiz] nwiz.exe /install
    O4 - HKLM\..\Run: [LoadQM] loadqm.exe
    O4 - HKLM\..\Run: [TkBellExe] C:\Program Files\Common Files\Real\Update_OB\evntsvc.exe -osboot
    O4 - HKLM\..\Run: [NeroCheck] C:\WINNT\system32\NeroCheck.exe
    O4 - HKLM\..\Run: [Microsoft Tray] C:\Documents and Settings\Administrator\Desktop\palestine.exe
    O4 - HKLM\..\Run: [Corel Graphics Suite 1117] C:\Program Files\Corel\Corel Graphics 11\Register\registration.exe /title="Corel Graphics Suite 11" /date=111502 serial=DR11CRD-0012082-DGW
    O4 - HKLM\..\Run: [NAV Agent] C:\PROGRA~1\NORTON~1\navapw32.exe
    O4 - HKLM\..\Run: [iamapp] C:\Program Files\Norton Internet Security\IAMAPP.EXE
    O4 - HKLM\..\Run: [IMJPMIG8.1] C:\WINNT\IME\imjp8_1\IMJPMIG.EXE /Spoil /RemAdvDef /Migration32
    O4 - HKLM\..\Run: [PPMemCheck] "C:\Program Files\PestPatrol\PPMemCheck.exe"
    O4 - HKLM\..\Run: [QuickTime Task] "C:\Program Files\QuickTime\qttask.exe" -atboottime
    O4 - HKLM\..\Run: [Desktop Calendar] C:\Program Files\Desktop Calendar\Desktop Calendar.exe
    O4 - HKLM\..\Run: [SalatTimes] "Salat.exe" /t 0
    O4 - HKLM\..\Run: [Athan] C:\Program Files\Athan\Athan.exe
    O4 - HKLM\..\Run: [MOD] C:\Program Files\Microangelo\muamgr.exe
    O4 - HKLM\..\Run: [KernelFaultCheck] %systemroot%\system32\dumprep 0 -k
    O4 - HKCU\..\Run: [CTFMON.EXE] C:\WINNT\System32\ctfmon.exe
    O4 - HKCU\..\Run: [STYLEXP] C:\Program Files\TGTSoft\StyleXP\StyleXP.exe -Hide
    O4 - HKCU\..\Run: [AIM] C:\Program Files\AIM95\aim.exe -cnetwait.odl
    O4 - HKCU\..\Run: [msnmsgr] "C:\Program Files\MSN Messenger\msnmsgr.exe" /background
    O4 - HKCU\..\Run: [H/PC Connection Agent] "C:\Program Files\Microsoft ActiveSync\WCESCOMM.EXE"
    O4 - Global Startup: Adobe Gamma Loader.lnk = C:\Program Files\Common Files\Adobe\Calibration\Adobe Gamma Loader.exe
    O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
    O4 - Global Startup: Post-it® Software Notes Lite.lnk = C:\Program Files\3M\PSN2Lite\Psn2Lite.exe
    O4 - Global Startup: Suitcase Startup.lnk = C:\Program Files\Extensis\Suitcase\Suitcase.exe
    O4 - Global Startup: ZoneAlarm.lnk = C:\Program Files\Zone Labs\ZoneAlarm\zonealarm.exe
    O8 - Extra context menu item: &Download with &DAP - C:\PROGRA~1\DAP\dapextie.htm
    O8 - Extra context menu item: &Google Search - res://C:\WINNT\GoogleToolbar.dll/cmsearch.html
    O8 - Extra context menu item: &NeoTrace It! - C:\PROGRA~1\NEOTRA~1\NTXcontext.htm
    O8 - Extra context menu item: Backward &Links - res://C:\WINNT\GoogleToolbar.dll/cmbacklinks.html
    O8 - Extra context menu item: Cac&hed Snapshot of Page - res://C:\WINNT\GoogleToolbar.dll/cmcache.html
    O8 - Extra context menu item: Download &all with DAP - C:\PROGRA~1\DAP\dapextie2.htm
    O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~2\Office10\EXCEL.EXE/3000
    O8 - Extra context menu item: Si&milar Pages - res://C:\WINNT\GoogleToolbar.dll/cmsimilar.html
    O8 - Extra context menu item: Translate Page - res://C:\WINNT\GoogleToolbar.dll/cmtrans.html
    O9 - Extra button: Create Mobile Favorite (HKLM)
    O9 - Extra 'Tools' menuitem: Create Mobile Favorite... (HKLM)
    O9 - Extra button: AOL Instant Messenger (TM) (HKLM)
    O9 - Extra button: Related (HKLM)
    O9 - Extra 'Tools' menuitem: Show &Related Links (HKLM)
    O9 - Extra button: Messenger (HKLM)
    O9 - Extra 'Tools' menuitem: Windows Messenger (HKLM)
    O9 - Extra button: NeoTrace It! (HKCU)
    O12 - Plugin for .spop: C:\Program Files\Internet Explorer\Plugins\NPDocBox.dll
    O16 - DPF: DigiChat Applet - http://host3.digichat.com/DigiChat/DigiClasses/Client_IE.cab
    O16 - DPF: Yahoo! Chat - http://us.chat1.yimg.com/us.yimg.com/i/chat/applet/c381/chat.cab
    O16 - DPF: {00B71CFB-6864-4346-A978-C0A14556272C} (Checkers Class) - http://messenger.zone.msn.com/binary/msgrchkr.cab
    O16 - DPF: {02BF25D5-8C17-4B23-BC80-D3488ABDDC6B} (QuickTime Object) - http://www.apple.com/qtactivex/qtplugin.cab
    O16 - DPF: {166B1BCA-3F9C-11CF-8075-444553540000} (Shockwave ActiveX Control) - http://download.macromedia.com/pub/shockwave/cabs/director/sw.cab
    O16 - DPF: {2917297F-F02B-4B9D-81DF-494B6333150B} (Minesweeper Flags Class) - http://messenger.zone.msn.com/binary/MineSweeper.cab
    O16 - DPF: {2B323CD9-50E3-11D3-9466-00A0C9700498} - http://us.chat1.yimg.com/us.yimg.com/i/chat/applet/v45/yacscom.cab
    O16 - DPF: {30528230-99F7-4BB4-88D8-FA1D4F56A2AB} (YInstStarter Class) - http://download.yahoo.com/dl/installs/yinst.cab
    O16 - DPF: {41F17733-B041-4099-A042-B518BB6A408C} - http://a1540.g.akamai.net/7/1540/52...le.com/samantha/us/win/QuickTimeInstaller.exe
    O16 - DPF: {665585FD-2068-4C5E-A6D3-53AC3270ECD4} (FileSharingCtrl Class) - http://appdirectory.messenger.msn.com/AppDirectory/P4Apps/FileSharing/en/filesharingctrl.cab
    O16 - DPF: {6CB5E471-C305-11D3-99A8-000086395495} - http://toolbar.google.com/data/en/deleon/1.1.57-deleon/GoogleNav.cab
    O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai.net/7/840/537/d052c1d7d32ead/housecall.antivirus.com/housecall/xscan53.cab
    O16 - DPF: {7BC974EF-A718-4A17-B77E-4C8DBC327AFA} (SCE Control) - http://www.voloper.com/sce/editor.cab
    O16 - DPF: {8E0D4DE5-3180-4024-A327-4DFAD1796A8D} (MessengerStatsClient Class) - http://messenger.zone.msn.com/binary/MessengerStatsClient.cab
    O16 - DPF: {8EDAD21C-3584-4E66-A8AB-EB0E5584767D} - http://toolbar.google.com/data/GoogleActivate.cab
    O16 - DPF: {D27CDB6E-AE6D-11CF-96B8-444553540000} (Shockwave Flash Object) - http://download.macromedia.com/pub/shockwave/cabs/flash/swflash.cab
    O16 - DPF: {F58E1CEF-A068-4C15-BA5E-587CAF3EE8C6} (MSN Chat Control 4.5) - http://fdl.msn.com/public/chat/msnchat45.cab
    O17 - HKLM\System\CCS\Services\Tcpip\..\{0ED4E0FE-471A-4A07-961F-271A3C6CDC1A}: NameServer = 158.43.240.3 158.43.240.4
     
  2. Top Banana

    Top Banana

    Joined:
    Nov 10, 2002
    Messages:
    1,344
    Your HijackThis log is clean and dllhost.exe is a legitimate Windows file.
     
  3. tpb

    tpb

    Joined:
    Feb 27, 2001
    Messages:
    573
    It looks like this may be a W32.Sobig infection:

    O4 - HKLM\..\Run: [Microsoft Tray] C:\Documents and Settings\Administrator\Desktop\palestine.exe

    Go here and run a virus scan on palestine.exe.

    http://www.kaspersky.com/remoteviruschk.html
     
  4. silentguy

    silentguy Thread Starter

    Joined:
    Aug 13, 2003
    Messages:
    44
    I cant find it :(
     
  5. silentguy

    silentguy Thread Starter

    Joined:
    Aug 13, 2003
    Messages:
    44
    all I found was this:

    palestine.exe Properties.dat C:\WINNT\system32\shelldata\cfg\8
     
  6. tpb

    tpb

    Joined:
    Feb 27, 2001
    Messages:
    573
  7. silentguy

    silentguy Thread Starter

    Joined:
    Aug 13, 2003
    Messages:
    44
    this is wot I got:

    Scan started at 13/09/2003 18:06:24

    Scanning memory...
    Scanning boot sectors...
    Scanning files...
    C:\WINNT\system32\TFTP2868 - Win32/Msblast.A.dam#2 -> Infected
    C:\WINNT\system32\TFTP444 - Win32/Msblast.A.dam#2 -> Infected

    Scanned
    ============================
    Objects: 91519
    Directories: 7389
    Archives: 1835
    Size(Kb): -1429816
    Infected files: 2

    Found
    ============================
    Viruses found: 1
    Suspicious files: 0
    Disinfected files: 0
    Mail files: 421


    should I get rid of the infected files on safe mode? or just
    normally?

    how do i get rid of the virus?
     
  8. tpb

    tpb

    Joined:
    Feb 27, 2001
    Messages:
    573
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