Win32.HLLW.Autoruner2.24973

Technical Information

To ensure autorun and distribution:

Modifies the following registry keys:

[<HKLM>\SOFTWARE\Microsoft\Windows NT\CurrentVersion\Winlogon] 'Userinit' = '<SYSTEM32>\userinit.exe,,%ProgramFiles%\microsoft\watermark.exe'

Infects the following executable files:

C:\Far2\Plugins\MacroView\MacroView.dll
C:\Far2\Plugins\Network\Network.dll
C:\Far2\Plugins\HlfViewer\HlfViewer.dll
C:\Far2\Plugins\FarCmds\FARCmds.dll
C:\Far2\Plugins\FTP\FarFtp.dll
C:\Far2\Plugins\ProcList\Proclist.dll
%CommonProgramFiles%\System\Ole DB\MSDAIPP.DLL
%ProgramFiles%\FireFox\AccessibleMarshal.dll
%CommonProgramFiles%\Microsoft Shared\VC\msdia80.dll
C:\Far2\Plugins\TmpPanel\TmpPanel.dll
C:\Far2\Plugins\WinSCP\WinSCP.dll
C:\Far2\Plugins\EMenu\EMenu.dll
C:\Far2\FExcept\FExcept.dll
C:\Far2\Plugins\7-Zip\7-ZipFar.dll
C:\Far2\FExcept\ExcDump.dll
C:\Far2\Far.exe
C:\Far2\FExcept\demangle32.dll
C:\Far2\Plugins\arclite\7z.dll
C:\Far2\Plugins\Compare\Compare.dll
C:\Far2\Plugins\DrawLine\DrawLine.dll
C:\Far2\Plugins\Colorer\bin\colorer.dll
C:\Far2\Plugins\arclite\arclite.dll
C:\Far2\Plugins\Brackets\Brackets.dll

Creates the following files on removable media:

<Drive name for removable media>:\RECYCLER\S-1-0-51-5214400023-6047880161-545187356-1177\gpSvobMr.cpl
<Drive name for removable media>:\autorun.inf
<Drive name for removable media>:\RECYCLER\S-1-0-51-5214400023-6047880161-545187356-1177\bjSPYdfL.exe

Malicious functions:

Executes the following:

'<SYSTEM32>\svchost.exe'
'<SYSTEM32>\msiexec.exe' /V
'<SYSTEM32>\msiexec.exe' -Embedding 5C8147C18CD3DFD085E9A4897DDC1881 C
'%ProgramFiles%\Internet Explorer\IEXPLORE.EXE'
'%TEMP%\o1R8.exe'
'%TEMP%\o4Q2Ks.exe'
'<SYSTEM32>\msiexec.exe' /i "%TEMP%\Ln93DoF.msi"
'%ProgramFiles%\Microsoft\WaterMark.exe'
'%TEMP%\o4Q2Ksmgr.exe'

Injects code into

the following system processes:

<SYSTEM32>\ctfmon.exe
<SYSTEM32>\spoolsv.exe
%WINDIR%\Explorer.EXE
<SYSTEM32>\alg.exe
<SYSTEM32>\msiexec.exe
<SYSTEM32>\cscript.exe
<SYSTEM32>\cmd.exe
<SYSTEM32>\smss.exe
System
<SYSTEM32>\svchost.exe
<SYSTEM32>\csrss.exe
<SYSTEM32>\lsass.exe
<SYSTEM32>\services.exe
<SYSTEM32>\winlogon.exe

a large number of user processes.

Modifies file system:

Creates the following files:

<SYSTEM32>\dllcache\msadcfr.dll.new
<SYSTEM32>\dllcache\msadcf.dll.new
<SYSTEM32>\dllcache\msadcer.dll.new
<SYSTEM32>\dllcache\msadcs.dll.new
<SYSTEM32>\dllcache\msadcor.dll.new
<SYSTEM32>\dllcache\msadco.dll.new
<SYSTEM32>\dllcache\msadrh15.dll.new
<SYSTEM32>\dllcache\msadox.dll.new
<SYSTEM32>\dllcache\msador15.dll.new
<SYSTEM32>\dllcache\msadce.dll.new
<SYSTEM32>\dllcache\directdb.dll.new
<SYSTEM32>\dllcache\msjro.dll.new
<SYSTEM32>\dllcache\msadds.dll.new
<SYSTEM32>\dllcache\msdaer.dll.new
<SYSTEM32>\dllcache\msdaenum.dll.new
<SYSTEM32>\dllcache\msdadc.dll.new
<SYSTEM32>\dllcache\msdaosp.dll.new
<SYSTEM32>\dllcache\msdaorar.dll.new
<SYSTEM32>\dllcache\msdaora.dll.new
<SYSTEM32>\dllcache\msdaprst.dll.new
<SYSTEM32>\dllcache\msdaprsr.dll.new
<SYSTEM32>\dllcache\msaddsr.dll.new
<SYSTEM32>\dllcache\msdfmap.dll.new
<SYSTEM32>\dllcache\msdaremr.dll.new
<SYSTEM32>\dllcache\msdarem.dll.new
<SYSTEM32>\dllcache\msadomd.dll.new
%TEMP%\CFG3.tmp
%TEMP%\MSI2.tmp
<SYSTEM32>\dmlconf.dat
<SYSTEM32>\dllcache\msinfo32.exe.new
<SYSTEM32>\dllcache\dao360.dll.new
%TEMP%\MSI4.tmp
%TEMP%\o1R8.exe
%TEMP%\o4Q2Ks.exe
%TEMP%\Ln93DoF.msi
%ProgramFiles%\Microsoft\WaterMark.exe
%TEMP%\1f7a9.msi
%TEMP%\o4Q2Ksmgr.exe
<SYSTEM32>\dllcache\spcplui.dll.new
<SYSTEM32>\dllcache\spcommon.dll.new
<SYSTEM32>\dllcache\wisc10.dll.new
<SYSTEM32>\dllcache\mssoapr.dll.new
<SYSTEM32>\dllcache\msado15.dll.new
<SYSTEM32>\dllcache\msader15.dll.new
<SYSTEM32>\dllcache\spttseng.dll.new
<SYSTEM32>\dllcache\triedit.dll.new
<SYSTEM32>\dllcache\sapisvr.exe.new
<SYSTEM32>\dllcache\sapi.dll.new
<SYSTEM32>\dllcache\mssoap1.dll.new
<SYSTEM32>\dllcache\fp4autl.dll.new
<SYSTEM32>\dllcache\vgx.dll.new

Deletes the following files:

%TEMP%\MSI4.tmp
%TEMP%\MSI2.tmp

Network activity:

Connects to:

'er#####dthetcwerc.com':443
'rv####eitwjeitv.com':443
'91.##0.62.30':443
'74.##5.232.51':80

UDP:

DNS ASK er#####dthetcwerc.com
DNS ASK rv####eitwjeitv.com
DNS ASK google.com
DNS ASK rt######tutnrsbberve.com

Miscellaneous:

Searches for the following windows:

ClassName: 'MS_AutodialMonitor' WindowName: ''
ClassName: 'MS_WebcheckMonitor' WindowName: ''
ClassName: 'Shell_TrayWnd' WindowName: ''
ClassName: '' WindowName: ''

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Technical Information