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Trojan.AVKill.6909

Added to the Dr.Web virus database: 2011-06-17

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\McSACore.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\msksrver.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MpfSrv.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mcsysmon.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mcvsshld.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avwebgrd.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avgnt.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avmailc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\sched.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avguard.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mcshield.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ekrn.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ccSvcHst.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\egui.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kwatch.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kmailmon.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mcods.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\McProxy.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\McNASvc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Mcagent.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\mcmscsvc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avcenter.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kxedefend.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kxescore.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KVMonXP.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ksmsvc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ksmgui.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kwstray.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kxetray.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kpopserver.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kxesapp.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kxeserv.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avshadow.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\Twister.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\dwengine.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\FilMsg.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\afwServ.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\AvastUI.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\SpIDerMl.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avfwsvc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\spideragent.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\spidernt.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\spiderui.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MPMon.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ast.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MPSVC2.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MPSVC.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\MPSVC1.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360rpt.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360safe.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360hotfix.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360speedld.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\РЮёґ№¤ѕЯ.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\vsserv.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\TmProxy.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360SoftMgrSvc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\SfCtlCom.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\UfSeAgnt.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\TMBMSRV.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\livesrv.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\seccenter.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\bdagent.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360tray.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\qutmserv.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360safebox.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\ScanFrm.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\CCenter.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RsTray.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RsAgent.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\rsnetsvr.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kpfwsvc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kswebshield.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kpfw32.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kavstart.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\kissvc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavTask.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360rp.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360se.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\360sd.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\krnl360svc.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\zhudongfangyu.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\avp.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\RavMonD.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KVSrvXP.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\safeboxTray.exe] 'Debugger' = 'ntsd -d'
  • [<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Image File Execution Options\KVMonXP.kxp] 'Debugger' = 'ntsd -d'
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\AppMgmt] 'Start' = '00000002'
  • [<HKLM>\SYSTEM\ControlSet001\Services\12C80A8A] 'Start' = '00000002'
Infects the following executable system files:
  • <SYSTEM32>\appmgmts.dll
Malicious functions:
Executes the following:
  • <SYSTEM32>\reg.exe add HKLM\SYSTEM\CurrentControlSet\Services\12C80A8A /v ErrorControl /t REG_DWORD /d 1 /f
  • <SYSTEM32>\reg.exe add HKLM\SYSTEM\CurrentControlSet\Services\12C80A8A /v ImagePath /t REG_EXPAND_SZ /d system32\12C80A8A.sys /f
  • %PROGRAM_FILES%\Internet Explorer\IEXPLORE.EXE http://11#.##1.111.4:8080/mac.htm?80
  • <SYSTEM32>\reg.exe export HKLM\SYSTEM\CurrentControlSet\Services\AppMgmt %WINDIR%\TEMP\r615e64bc.txt
  • <SYSTEM32>\reg.exe add HKLM\SYSTEM\CurrentControlSet\Enum\SW\{eec12db6-ad9c-4168-8658-b03daef417fe}\{ABD61E00-9350-47e2-A632-4438B90C6641} /v ConfigFlags /t REG_DWORD /d 0 /f
  • <SYSTEM32>\reg.exe add HKLM\SYSTEM\CurrentControlSet\Enum\SW\{eec12db6-ad9c-4168-8658-b03daef417fe}\{ABD61E00-9350-47e2-A632-4438B90C6641} /v Service /t REG_SZ /d 12C80A8A /f
  • <SYSTEM32>\reg.exe add HKLM\SYSTEM\CurrentControlSet\Services\12C80A8A /v Type /t REG_DWORD /d 1 /f
  • <SYSTEM32>\reg.exe add HKLM\SYSTEM\CurrentControlSet\Services\12C80A8A /v Start /t REG_DWORD /d 2 /f
Restores hooked functions in System Service Descriptor Table (SSDT).
Modifies file system :
Creates the following files:
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\0DE3GTIV\desktop.ini
  • C:\Documents and Settings\NetworkService\Favorites\Desktop.ini
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\O9AFKLIB\desktop.ini
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\OPMRSTUV\desktop.ini
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\SP6B0X67\desktop.ini
  • <SYSTEM32>\12C80A8A.sys
  • C:\Documents and Settings\Infotmp.txt
  • <SYSTEM32>\dmutilio.dll
  • %WINDIR%\Temp\r615e64bc.txt
  • %WINDIR%\Temp\s64a53cda.txt
Sets the 'hidden' attribute to the following files:
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\SP6B0X67\desktop.ini
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\OPMRSTUV\desktop.ini
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\O9AFKLIB\desktop.ini
  • C:\Documents and Settings\NetworkService\Favorites\Desktop.ini
  • C:\Documents and Settings\NetworkService\Local Settings\Temporary Internet Files\Content.IE5\0DE3GTIV\desktop.ini
Deletes the following files:
  • %WINDIR%\Temp\r615e64bc.txt
  • %WINDIR%\Temp\s64a53cda.txt
  • C:\Documents and Settings\Infotmp.txt
Deletes itself.
Network activity:
Connects to:
  • '80.##vjn987.com':8080
  • '80.##vhn987.com':8080
  • '80.##2275ab.com':8080
  • '80.##529.com':8080
  • '80.##768.com':8080
  • '80.##098.com':7070
  • '80.##792.com':8080
UDP:
  • DNS ASK 80.##vjn987.com
  • DNS ASK 80.##529.com
  • DNS ASK 80.##2275ab.com
  • DNS ASK 80.##vhn987.com
  • DNS ASK 80.##792.com
  • DNS ASK 80.##768.com
  • DNS ASK www.ba##u.com
  • DNS ASK 80.##b927.com
  • DNS ASK 80.##098.com

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  1. If the mobile device is operating normally, download and install Dr.Web for Android. Run a full system scan and follow recommendations to neutralize the detected threats.
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