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WORM_RENAMER.AE

August 03, 2015
 ALIASES:

Virus:Win32/Grenam.A (Microsoft); W32/Gnamer (McAfee); W32.Tapin (Symantec); Virus.Win32.Renamer.j (Kaspersky); W32/Renamer-K (Sophos); Virus.Win32.Grenam.a (v) (Sunbelt); Worm/Delf.KHX (AVG)

 PLATFORM:

Windows

 OVERALL RISK RATING:
 DAMAGE POTENTIAL:
 DISTRIBUTION POTENTIAL:
 REPORTED INFECTION:

  • Threat Type: Worm

  • Destructiveness: No

  • Encrypted:

  • In the wild: Yes

  OVERVIEW

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

  TECHNICAL DETAILS

File Size:

534,016 bytes

File Type:

EXE

Memory Resident:

No

Initial Samples Received Date:

03 Aug 2015

Arrival Details

This worm arrives on a system as a file dropped by other malware or as a file downloaded unknowingly by users when visiting malicious sites.

Other System Modifications

This worm modifies the following file(s):

  • %Windows%\hh.exe
  • %Windows%\NOTEPAD.EXE
  • %Windows%\regedit.exe
  • %Windows%\TASKMAN.EXE
  • %Windows%\twunk_16.exe
  • %Windows%\twunk_32.exe
  • %Windows%\winhelp.exe
  • %Windows%\winhlp32.exe
  • %Windows%\Help\Tours\mmTour\tour.exe
  • %Windows%\msagent\agentsvr.exe
  • %Windows%\mui\muisetup.exe
  • %Windows%\pchealth\helpctr\binaries\HelpCtr.exe
  • %Windows%\pchealth\UploadLB\Binaries\UploadM.exe
  • %System%\accwiz.exe

(Note: %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.. %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)

It adds the following registry keys:

HKEY_LOCAL_MACHINE\Software\Ground

It adds the following registry entries:

HKEY_LOCAL_MACHINE\SOFTWARE\Ground
Ground = "1"

Dropping Routine

This worm drops the following files:

  • %User Profile%\Application Data\Ground.exe
  • %Windows%\ghh.ico
  • %Windows%\gNOTEPAD.ico
  • %Windows%\gregedit.ico
  • %Windows%\gTASKMAN.ico
  • %Windows%\gtwunk_16.ico
  • %Windows%\gtwunk_32.ico
  • %Windows%\gwinhelp.ico
  • %Windows%\gwinhlp32.ico
  • %Windows%\Help\Tours\mmTour\gtour.ico
  • %Windows%\Microsoft.NET\NETFXRepair.exe
  • %Windows%\Microsoft.NET\gNETFXRepair.ico
  • %Windows%\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe
  • %Windows%\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\gMicrosoft.Workflow.Compiler.ico
  • %Windows%\Microsoft.NET\Framework\NETFXSBS10.exe
  • %Windows%\Microsoft.NET\Framework\gNETFXSBS10.ico
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\installutil.exe.config
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\ginstallutil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\regsvcs.exe.config
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\gregsvcs.exe.conico
  • %Windows%\Microsoft.NET\Framework\v1.1.4322\regsvcs.exe.config
  • %Windows%\Microsoft.NET\Framework\v1.1.4322\gregsvcs.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gAppLaunch.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_compiler.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_regbrowsers.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_regbrowsers.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_regiis.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_regiis.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_regsql.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_regsql.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\Aspnet_regsql.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gAspnet_regsql.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_state.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_state.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_wp.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_wp.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\CasPol.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gCasPol.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\caspol.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcaspol.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\csc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcsc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\csc.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcvtres.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\dfsvc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gdfsvc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\IEExec.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gIEExec.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ieexec.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gieexec.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ilasm.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gilasm.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ilasm.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gilasm.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gInstallUtil.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\jsc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gjsc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\jsc.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gjsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gMSBuild.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\msbuild.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gmsbuild.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gmscorsvw.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ngen.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gngen.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gRegAsm.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\regasm.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gregasm.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gRegSvcs.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\regsvcs.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gregsvcs.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\regtlibv12.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gregtlibv12.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gvbc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\vbc.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gvbc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\ComSvcConfig.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gComSvcConfig.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\infocard.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\ginfocard.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\ServiceModelReg.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gServiceModelReg.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\SMSvcHost.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gSMSvcHost.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\SMSvcHost.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gSMSvcHost.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\WsatConfig.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gWsatConfig.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Workflow Foundation\PerformanceCounterInstaller.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Workflow Foundation\gPerformanceCounterInstaller.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\PresentationFontCache.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\gPresentationFontCache.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\XamlViewer_v0300.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\gXamlViewer_v0300.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\XamlViewer_v0300.exe.manifest
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\gXamlViewer_v0300.exe.manifico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess32.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess32.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess32.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess32.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInUtil.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInUtil.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInUtil.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInUtil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\csc.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gcsc.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\csc.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gcsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\MSBuild.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gMSBuild.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\msbuild.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gmsbuild.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\vbc.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gvbc.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\vbc.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gvbc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\WFServicesReg.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gWFServicesReg.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\DeleteTemp.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\gDeleteTemp.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\setup.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\gsetup.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess32.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess32.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInUtil.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInUtil.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInUtil.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInUtil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAppLaunch.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\applaunch.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gapplaunch.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_compiler.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_regbrowsers.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_regiis.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_regsql.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_regsql.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_state.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_state.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_wp.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gCasPol.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\caspol.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcaspol.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ComSvcConfig.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gComSvcConfig.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\csc.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcsc.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\csc.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcvtres.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\cvtres.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcvtres.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\DataSvcUtil.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gDataSvcUtil.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\DataSvcUtil.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gDataSvcUtil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\dfsvc.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gdfsvc.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\dfsvc.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gdfsvc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\EdmGen.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gEdmGen.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gilasm.ico
  • %Windows%\msagent\gagentsvr.ico
  • %Windows%\mui\gmuisetup.ico
  • %Windows%\pchealth\helpctr\binaries\gHelpCtr.ico
  • %Windows%\pchealth\UploadLB\Binaries\gUploadM.ico
  • %System%\gaccwiz.ico

(Note: %User Profile% is the current user's profile folder, which is usually C:\Documents and Settings\{user name} on Windows 2000, XP, and Server 2003, or C:\Users\{user name} on Windows Vista and 7.. %Windows% is the Windows folder, where it usually is C:\Windows on all Windows operating system versions.. %System% is the Windows system folder, where it usually is C:\Windows\System32 on all Windows operating system versions.)

This report is generated via an automated analysis system.

  SOLUTION

Minimum Scan Engine:

9.750

Step 1

Before doing any scans, Windows XP, Windows Vista, and Windows 7 users must disable System Restore to allow full scanning of their computers.

Step 2

Delete this registry key

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\Software
    • Ground

Step 3

Delete this registry value

[ Learn More ]

Important: Editing the Windows Registry incorrectly can lead to irreversible system malfunction. Please do this step only if you know how or you can ask assistance from your system administrator. Else, check this Microsoft article first before modifying your computer's registry.

  • In HKEY_LOCAL_MACHINE\SOFTWARE\Ground
    • Ground = "1"

Step 4

Search and delete these components

[ Learn More ]
There may be some components that are hidden. Please make sure you check the Search Hidden Files and Folders checkbox in the "More advanced options" option to include all hidden files and folders in the search result.
  • %User Profile%\Application Data\Ground.exe
  • %Windows%\ghh.ico
  • %Windows%\gNOTEPAD.ico
  • %Windows%\gregedit.ico
  • %Windows%\gTASKMAN.ico
  • %Windows%\gtwunk_16.ico
  • %Windows%\gtwunk_32.ico
  • %Windows%\gwinhelp.ico
  • %Windows%\gwinhlp32.ico
  • %Windows%\Help\Tours\mmTour\gtour.ico
  • %Windows%\Microsoft.NET\NETFXRepair.exe
  • %Windows%\Microsoft.NET\gNETFXRepair.ico
  • %Windows%\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\Microsoft.Workflow.Compiler.exe
  • %Windows%\Microsoft.NET\assembly\GAC_MSIL\Microsoft.Workflow.Compiler\v4.0_4.0.0.0__31bf3856ad364e35\gMicrosoft.Workflow.Compiler.ico
  • %Windows%\Microsoft.NET\Framework\NETFXSBS10.exe
  • %Windows%\Microsoft.NET\Framework\gNETFXSBS10.ico
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\installutil.exe.config
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\ginstallutil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\regsvcs.exe.config
  • %Windows%\Microsoft.NET\Framework\v1.0.3705\gregsvcs.exe.conico
  • %Windows%\Microsoft.NET\Framework\v1.1.4322\regsvcs.exe.config
  • %Windows%\Microsoft.NET\Framework\v1.1.4322\gregsvcs.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\AppLaunch.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gAppLaunch.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_compiler.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_compiler.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_regbrowsers.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_regbrowsers.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_regiis.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_regiis.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_regsql.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_regsql.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\Aspnet_regsql.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gAspnet_regsql.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_state.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_state.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\aspnet_wp.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gaspnet_wp.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\CasPol.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gCasPol.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\caspol.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcaspol.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\csc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcsc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\csc.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\cvtres.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gcvtres.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\dfsvc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gdfsvc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\IEExec.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gIEExec.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ieexec.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gieexec.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ilasm.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gilasm.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ilasm.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gilasm.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\InstallUtil.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gInstallUtil.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\jsc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gjsc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\jsc.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gjsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\MSBuild.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gMSBuild.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\msbuild.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gmsbuild.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\mscorsvw.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gmscorsvw.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\ngen.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gngen.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gRegAsm.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\regasm.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gregasm.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\RegSvcs.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gRegSvcs.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\regsvcs.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gregsvcs.exe.conico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\regtlibv12.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gregtlibv12.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\vbc.exe
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gvbc.ico
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\vbc.exe.config
  • %Windows%\Microsoft.NET\Framework\v2.0.50727\gvbc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\ComSvcConfig.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gComSvcConfig.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\infocard.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\ginfocard.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\ServiceModelReg.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gServiceModelReg.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\SMSvcHost.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gSMSvcHost.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\SMSvcHost.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gSMSvcHost.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\WsatConfig.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Communication Foundation\gWsatConfig.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Workflow Foundation\PerformanceCounterInstaller.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\Windows Workflow Foundation\gPerformanceCounterInstaller.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\PresentationFontCache.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\gPresentationFontCache.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\XamlViewer_v0300.exe
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\gXamlViewer_v0300.ico
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\XamlViewer_v0300.exe.manifest
  • %Windows%\Microsoft.NET\Framework\v3.0\WPF\XamlViewer\gXamlViewer_v0300.exe.manifico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess32.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess32.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInProcess32.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInProcess32.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInUtil.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInUtil.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\AddInUtil.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gAddInUtil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\csc.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gcsc.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\csc.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gcsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\MSBuild.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gMSBuild.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\msbuild.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gmsbuild.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\vbc.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gvbc.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\vbc.exe.config
  • %Windows%\Microsoft.NET\Framework\v3.5\gvbc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v3.5\WFServicesReg.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\gWFServicesReg.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\DeleteTemp.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\gDeleteTemp.ico
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\setup.exe
  • %Windows%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5\gsetup.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess32.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInProcess32.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInProcess32.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInUtil.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInUtil.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AddInUtil.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAddInUtil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\AppLaunch.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gAppLaunch.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\applaunch.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gapplaunch.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_compiler.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_compiler.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_regbrowsers.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_regbrowsers.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_regiis.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_regiis.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_regsql.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_regsql.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_state.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_state.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\aspnet_wp.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gaspnet_wp.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\CasPol.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gCasPol.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\caspol.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcaspol.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ComSvcConfig.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gComSvcConfig.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\csc.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcsc.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\csc.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcsc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\cvtres.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcvtres.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\cvtres.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gcvtres.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\DataSvcUtil.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gDataSvcUtil.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\DataSvcUtil.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gDataSvcUtil.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\dfsvc.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gdfsvc.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\dfsvc.exe.config
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gdfsvc.exe.conico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\EdmGen.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gEdmGen.ico
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\ilasm.exe
  • %Windows%\Microsoft.NET\Framework\v4.0.30319\gilasm.ico
  • %Windows%\msagent\gagentsvr.ico
  • %Windows%\mui\gmuisetup.ico
  • %Windows%\pchealth\helpctr\binaries\gHelpCtr.ico
  • %Windows%\pchealth\UploadLB\Binaries\gUploadM.ico
  • %System%\gaccwiz.ico

Step 5

Scan your computer with your Trend Micro product to delete files detected as WORM_RENAMER.AE. If the detected files have already been cleaned, deleted, or quarantined by your Trend Micro product, no further step is required. You may opt to simply delete the quarantined files. Please check this Knowledge Base page for more information.

Step 6

Restore deleted/modified files and/or registry entries from backup

*Note: Only Microsoft-related files/keys/values will be restored. If this malware/grayware also deleted registry keys/values related to programs that are not from Microsoft, please reinstall those programs on your computer.

    • %Windows%\hh.exe
    • %Windows%\NOTEPAD.EXE
    • %Windows%\regedit.exe
    • %Windows%\TASKMAN.EXE
    • %Windows%\twunk_16.exe
    • %Windows%\twunk_32.exe
    • %Windows%\winhelp.exe
    • %Windows%\winhlp32.exe
    • %Windows%\Help\Tours\mmTour\tour.exe
    • %Windows%\msagent\agentsvr.exe
    • %Windows%\mui\muisetup.exe
    • %Windows%\pchealth\helpctr\binaries\HelpCtr.exe
    • %Windows%\pchealth\UploadLB\Binaries\UploadM.exe
    • %System%\accwiz.exe


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