WobblyHead
Aarrrghhh !
It's still got a problem my friend…
Sophos has found Dropper in prvdi.exe in one of the users temp folders. Log entry is as follows:
Virus: 'Troj/Dropper-R' detected in C:\Documents and Settings\Simon\Local Settings\Temp\prvdi.exe
File shredded
I got Sophos to shred it. Sophos now thinks the system is clean. Why does it keep re-appearing after a couple of days?
I've read a few other threads and one started by bassmarch appears to have had similar problems - could I have a Horseserver infection??
I also noticed that this file exists:
C:\WINDOWS\system32\msvcrta.dll
Here is the HJT log from the infected user's account:
Logfile of HijackThis v1.99.1
Scan saved at 21:15:05, on 05/05/2005
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)
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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\System32\CTsvcCDA.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Sophos SWEEP for NT\SWNETSUP.EXE
C:\Program Files\Sophos SWEEP for NT\SWEEPSRV.SYS
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\System32\MsPMSPSv.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Microsoft Hardware\Keyboard\type32.exe
C:\WINDOWS\System32\carpserv.exe
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\Program Files\Creative\SBAudigy2ZS\Surround Mixer\CTSysVol.exe
C:\Program Files\Creative\SBAudigy2ZS\DVDAudio\CTDVDDET.EXE
C:\WINDOWS\System32\CTHELPER.EXE
C:\Program Files\Hewlett-Packard\HP Software Update\HPWuSchd2.exe
C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb08.exe
C:\Program Files\Hewlett-Packard\Digital Imaging\bin\hpotdd01.exe
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
C:\Program Files\Sophos SWEEP for NT\ICMON.EXE
C:\Program Files\WinZip\WZQKPICK.EXE
C:\WINDOWS\System32\wuauclt.exe
C:\Documents and Settings\Simon\My Documents\HJThis userc\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.bbc.co.uk/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.freeserve.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Tiscali Internet Access
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O4 - HKLM\..\Run: [IntelliType] "C:\Program Files\Microsoft Hardware\Keyboard\type32.exe"
O4 - HKLM\..\Run: [CARPService] carpserv.exe
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [CTSysVol] C:\Program Files\Creative\SBAudigy2ZS\Surround Mixer\CTSysVol.exe /r
O4 - HKLM\..\Run: [CTDVDDET] C:\Program Files\Creative\SBAudigy2ZS\DVDAudio\CTDVDDET.EXE
O4 - HKLM\..\Run: [CTHelper] CTHELPER.EXE
O4 - HKLM\..\Run: [AsioReg] REGSVR32.EXE /S CTASIO.DLL
O4 - HKLM\..\Run: [SBDrvDet] C:\Program Files\Creative\SB Drive Det\SBDrvDet.exe /r
O4 - HKLM\..\Run: [UpdReg] C:\WINDOWS\UpdReg.EXE
O4 - HKLM\..\Run: [HP Software Update] "C:\Program Files\Hewlett-Packard\HP Software Update\HPWuSchd2.exe"
O4 - HKLM\..\Run: [HPDJ Taskbar Utility] C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb08.exe
O4 - HKLM\..\Run: [DeviceDiscovery] C:\Program Files\Hewlett-Packard\Digital Imaging\bin\hpotdd01.exe
O4 - HKLM\..\Run: [Zone Labs Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKCU\..\Run: [SpybotSD TeaTimer] C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: InterCheck Monitor.LNK = C:\Program Files\Sophos SWEEP for NT\ICMON.EXE
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O4 - Global Startup: WinZip Quick Pick.lnk = C:\Program Files\WinZip\WZQKPICK.EXE
O8 - Extra context menu item: &Google Search - res://c:\program files\google\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://c:\program files\google\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://c:\program files\google\GoogleToolbar2.dll/cmcache.html
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~4\Office10\EXCEL.EXE/3000
O8 - Extra context menu item: Similar Pages - res://c:\program files\google\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: Translate into English - res://c:\program files\google\GoogleToolbar2.dll/cmtrans.html
O9 - Extra button: Create Mobile Favorite - {2EAF5BB1-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: (no name) - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra 'Tools' menuitem: Create Mobile Favorite… - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O9 - Extra 'Tools' menuitem: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O14 - IERESET.INF: START_PAGE_URL=http://www.freeserve.com/
O16 - DPF: {2359626E-7524-4F87-B04E-22CD38A0C88C} (ICSScannerLight Class) - http://download.zonelabs.com/bin/free/cm/ICSCM.cab
O16 - DPF: {70BA88C8-DAE8-4CE9-92BB-979C4A75F53B} (GSDACtl Class) - http://launch.gamespyarcade.com/software/launch/alaunch.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai.net/7/840/537/2004061…all/xscan53.cab
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://www.pandasoftware.com/activescan/as5/asinst.cab
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: Creative Service for CDROM Access - Creative Technology Ltd - C:\WINDOWS\System32\CTsvcCDA.exe
O23 - Service: Sophos Anti-Virus Network (SweepNet) - Sophos Plc - C:\Program Files\Sophos SWEEP for NT\SWNETSUP.EXE
O23 - Service: Sophos Anti-Virus (SWEEPSRV.SYS) - Sophos Plc - C:\Program Files\Sophos SWEEP for NT\SWEEPSRV.SYS
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs Inc. - C:\WINDOWS\system32\ZoneLabs\vsmon.exe
It's still got a problem my friend…
Sophos has found Dropper in prvdi.exe in one of the users temp folders. Log entry is as follows:
Virus: 'Troj/Dropper-R' detected in C:\Documents and Settings\Simon\Local Settings\Temp\prvdi.exe
File shredded
I got Sophos to shred it. Sophos now thinks the system is clean. Why does it keep re-appearing after a couple of days?
I've read a few other threads and one started by bassmarch appears to have had similar problems - could I have a Horseserver infection??
I also noticed that this file exists:
C:\WINDOWS\system32\msvcrta.dll
Here is the HJT log from the infected user's account:
Logfile of HijackThis v1.99.1
Scan saved at 21:15:05, on 05/05/2005
Platform: Windows XP SP1 (WinNT 5.01.2600)
MSIE: Internet Explorer v6.00 SP1 (6.00.2800.1106)
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\Ati2evxx.exe
C:\WINDOWS\system32\svchost.exe
C:\WINDOWS\System32\svchost.exe
C:\WINDOWS\system32\spoolsv.exe
C:\WINDOWS\System32\CTsvcCDA.exe
C:\WINDOWS\System32\svchost.exe
C:\Program Files\Sophos SWEEP for NT\SWNETSUP.EXE
C:\Program Files\Sophos SWEEP for NT\SWEEPSRV.SYS
C:\WINDOWS\system32\ZoneLabs\vsmon.exe
C:\WINDOWS\System32\MsPMSPSv.exe
C:\WINDOWS\system32\Ati2evxx.exe
C:\WINDOWS\Explorer.EXE
C:\Program Files\Microsoft Hardware\Keyboard\type32.exe
C:\WINDOWS\System32\carpserv.exe
C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
C:\Program Files\Creative\SBAudigy2ZS\Surround Mixer\CTSysVol.exe
C:\Program Files\Creative\SBAudigy2ZS\DVDAudio\CTDVDDET.EXE
C:\WINDOWS\System32\CTHELPER.EXE
C:\Program Files\Hewlett-Packard\HP Software Update\HPWuSchd2.exe
C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb08.exe
C:\Program Files\Hewlett-Packard\Digital Imaging\bin\hpotdd01.exe
C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe
C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
C:\Program Files\Sophos SWEEP for NT\ICMON.EXE
C:\Program Files\WinZip\WZQKPICK.EXE
C:\WINDOWS\System32\wuauclt.exe
C:\Documents and Settings\Simon\My Documents\HJThis userc\HijackThis.exe
R0 - HKCU\Software\Microsoft\Internet Explorer\Main,Start Page = http://www.bbc.co.uk/
R1 - HKLM\Software\Microsoft\Internet Explorer\Main,Default_Page_URL = http://www.freeserve.com/
R1 - HKCU\Software\Microsoft\Internet Explorer\Main,Window Title = Tiscali Internet Access
O2 - BHO: AcroIEHlprObj Class - {06849E9F-C8D7-4D59-B87D-784B7D6BE0B3} - C:\Program Files\Adobe\Acrobat 7.0\ActiveX\AcroIEHelper.dll
O2 - BHO: (no name) - {53707962-6F74-2D53-2644-206D7942484F} - C:\PROGRA~1\SPYBOT~1\SDHelper.dll
O4 - HKLM\..\Run: [IntelliType] "C:\Program Files\Microsoft Hardware\Keyboard\type32.exe"
O4 - HKLM\..\Run: [CARPService] carpserv.exe
O4 - HKLM\..\Run: [NeroCheck] C:\WINDOWS\system32\NeroCheck.exe
O4 - HKLM\..\Run: [ATIPTA] C:\Program Files\ATI Technologies\ATI Control Panel\atiptaxx.exe
O4 - HKLM\..\Run: [CTSysVol] C:\Program Files\Creative\SBAudigy2ZS\Surround Mixer\CTSysVol.exe /r
O4 - HKLM\..\Run: [CTDVDDET] C:\Program Files\Creative\SBAudigy2ZS\DVDAudio\CTDVDDET.EXE
O4 - HKLM\..\Run: [CTHelper] CTHELPER.EXE
O4 - HKLM\..\Run: [AsioReg] REGSVR32.EXE /S CTASIO.DLL
O4 - HKLM\..\Run: [SBDrvDet] C:\Program Files\Creative\SB Drive Det\SBDrvDet.exe /r
O4 - HKLM\..\Run: [UpdReg] C:\WINDOWS\UpdReg.EXE
O4 - HKLM\..\Run: [HP Software Update] "C:\Program Files\Hewlett-Packard\HP Software Update\HPWuSchd2.exe"
O4 - HKLM\..\Run: [HPDJ Taskbar Utility] C:\WINDOWS\System32\spool\drivers\w32x86\3\hpztsb08.exe
O4 - HKLM\..\Run: [DeviceDiscovery] C:\Program Files\Hewlett-Packard\Digital Imaging\bin\hpotdd01.exe
O4 - HKLM\..\Run: [Zone Labs Client] "C:\Program Files\Zone Labs\ZoneAlarm\zlclient.exe"
O4 - HKCU\..\Run: [SpybotSD TeaTimer] C:\Program Files\Spybot - Search & Destroy\TeaTimer.exe
O4 - Global Startup: Adobe Reader Speed Launch.lnk = C:\Program Files\Adobe\Acrobat 7.0\Reader\reader_sl.exe
O4 - Global Startup: InterCheck Monitor.LNK = C:\Program Files\Sophos SWEEP for NT\ICMON.EXE
O4 - Global Startup: Microsoft Office.lnk = C:\Program Files\Microsoft Office\Office10\OSA.EXE
O4 - Global Startup: WinZip Quick Pick.lnk = C:\Program Files\WinZip\WZQKPICK.EXE
O8 - Extra context menu item: &Google Search - res://c:\program files\google\GoogleToolbar2.dll/cmsearch.html
O8 - Extra context menu item: Backward Links - res://c:\program files\google\GoogleToolbar2.dll/cmbacklinks.html
O8 - Extra context menu item: Cached Snapshot of Page - res://c:\program files\google\GoogleToolbar2.dll/cmcache.html
O8 - Extra context menu item: E&xport to Microsoft Excel - res://C:\PROGRA~1\MICROS~4\Office10\EXCEL.EXE/3000
O8 - Extra context menu item: Similar Pages - res://c:\program files\google\GoogleToolbar2.dll/cmsimilar.html
O8 - Extra context menu item: Translate into English - res://c:\program files\google\GoogleToolbar2.dll/cmtrans.html
O9 - Extra button: Create Mobile Favorite - {2EAF5BB1-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: (no name) - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra 'Tools' menuitem: Create Mobile Favorite… - {2EAF5BB2-070F-11D3-9307-00C04FAE2D4F} - C:\Program Files\Microsoft ActiveSync\inetrepl.dll
O9 - Extra button: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O9 - Extra 'Tools' menuitem: Messenger - {FB5F1910-F110-11d2-BB9E-00C04F795683} - C:\Program Files\Messenger\MSMSGS.EXE
O14 - IERESET.INF: START_PAGE_URL=http://www.freeserve.com/
O16 - DPF: {2359626E-7524-4F87-B04E-22CD38A0C88C} (ICSScannerLight Class) - http://download.zonelabs.com/bin/free/cm/ICSCM.cab
O16 - DPF: {70BA88C8-DAE8-4CE9-92BB-979C4A75F53B} (GSDACtl Class) - http://launch.gamespyarcade.com/software/launch/alaunch.cab
O16 - DPF: {74D05D43-3236-11D4-BDCD-00C04F9A3B61} (HouseCall Control) - http://a840.g.akamai.net/7/840/537/2004061…all/xscan53.cab
O16 - DPF: {9A9307A0-7DA4-4DAF-B042-5009F29E09E1} (ActiveScan Installer Class) - http://www.pandasoftware.com/activescan/as5/asinst.cab
O23 - Service: Ati HotKey Poller - Unknown owner - C:\WINDOWS\System32\Ati2evxx.exe
O23 - Service: ATI Smart - Unknown owner - C:\WINDOWS\system32\ati2sgag.exe
O23 - Service: Creative Service for CDROM Access - Creative Technology Ltd - C:\WINDOWS\System32\CTsvcCDA.exe
O23 - Service: Sophos Anti-Virus Network (SweepNet) - Sophos Plc - C:\Program Files\Sophos SWEEP for NT\SWNETSUP.EXE
O23 - Service: Sophos Anti-Virus (SWEEPSRV.SYS) - Sophos Plc - C:\Program Files\Sophos SWEEP for NT\SWEEPSRV.SYS
O23 - Service: TrueVector Internet Monitor (vsmon) - Zone Labs Inc. - C:\WINDOWS\system32\ZoneLabs\vsmon.exe