Virus:TR/FakeAV.HM
Date discovered:06/08/2010
Type:Trojan
In the wild:Yes
Reported Infections:Low to medium
Distribution Potential:Medium
Damage Potential:Medium
Static file:Yes
File size:878.592 Bytes
MD5 checksum:b755deedb98872d8e255ae46d7f70289
IVDF version:7.10.10.99 - Friday, August 6, 2010

 General Method of propagation:
   • No own spreading routine


Aliases:
   •  Avast: Win32:Genome-IO
   •  Microsoft: Trojan:Win32/FakeScanti
   •  Eset: Win32/Adware.PCProtector.D
   •  GData: Win32:Genome-IO
   •  DrWeb: Trojan.Fakealert.18615


Platforms / OS:
   • Windows 2000
   • Windows XP
   • Windows 2003
   • Windows Vista
   • Windows Server 2008
   • Windows 7


Side effects:
   • Drops malicious files
   • Falsley reports malware infection or system problems and offers to fix them if the user buys the application.
   • Registry modification


Right after execution the following information is displayed:



 Files It copies itself to the following location:
   • %PROGRAM FILES%\Wireshark Antivirus\Wireshark Antivirus.exe



The following files are created:

– %HOME%\Start Menu\Programs\WireShark Antivirus\Wireshark Antivirus.lnk
– %HOME%\Desktop\Wireshark Antivirus.lnk
– %PROGRAM FILES%\wp4.dat
– %PROGRAM FILES%\svchost.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: TR/Agent.25600.AA

– %PROGRAM FILES%\adc_w32.dll Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: TR/BHO.CK

– %PROGRAM FILES%\alggui.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: TR/Agent.42496.AA

– %PROGRAM FILES%\nuar.old
– %TEMPDIR%\win19.tmp
– %PROGRAM FILES%\wp3.dat
– %PROGRAM FILES%\scdata\dbsinit.exe Furthermore it gets executed after it was fully created. Further investigation pointed out that this file is malware, too. Detected as: 5318

 Registry The following registry keys are added in order to load the services after reboot:

– [HKLM\SYSTEM\CurrentControlSet\Services\AdbUpd]
   • "Type"=dword:00000010
     "Start"=dword:00000002
     "ErrorControl"=dword:00000001
     "ImagePath"="%PROGRAM FILES%\svchost.exe"
     "DisplayName"="Adobe Update Service"
     "ObjectName"="LocalSystem"

– [HKLM\SYSTEM\CurrentControlSet\Services\AdbUpd\Security]
   • "Security"=hex:01,00,14,80,90,00,00,00,9c,00,00,00,14,00,00,00,30,00,00,00,02,\
      00,1c,00,01,00,00,00,02,80,14,00,ff,01,0f,00,01,01,00,00,00,00,00,01,00,00,\
      00,00,02,00,60,00,04,00,00,00,00,00,14,00,fd,01,02,00,01,01,00,00,00,00,00,\
      05,12,00,00,00,00,00,18,00,ff,01,0f,00,01,02,00,00,00,00,00,05,20,00,00,00,\
      20,02,00,00,00,00,14,00,8d,01,02,00,01,01,00,00,00,00,00,05,0b,00,00,00,00,\
      00,18,00,fd,01,02,00,01,02,00,00,00,00,00,05,20,00,00,00,23,02,00,00,01,01,\
      00,00,00,00,00,05,12,00,00,00,01,01,00,00,00,00,00,05,12,00,00,00

– [HKLM\SYSTEM\CurrentControlSet\Services\AdbUpd\Enum]
   • "0"="Root\\LEGACY_ADBUPD\\0000"
     "Count"=dword:00000001
     "NextInstance"=dword:00000001



It registers a browser helper object (BHO) by adding the following key:

– [HKLM\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\
   Browser Helper Objects\{149256D5-E103-4523-BB43-2CFB066839D6}]


The following registry keys are added:

– [HKCU\Software\Wireshark Antivirus]
– [HKCU\Software\Wireshark Antivirus\Wireshark Antivirus]
– [HKCU\Software\Wireshark Antivirus\Wireshark Antivirus\setdata]
– [HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_ADBUPD]
   • "NextInstance"=dword:00000001

– [HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_ADBUPD\0000]
   • "Service"="AdbUpd"
   • "Legacy"=dword:00000001
   • "ConfigFlags"=dword:00000000
   • "Class"="LegacyDriver"
   • "ClassGUID"="{8ECC055D-047F-11D1-A537-0000F8753ED1}"
   • "DeviceDesc"="Adobe Update Service"

– [HKLM\SYSTEM\CurrentControlSet\Enum\Root\LEGACY_ADBUPD\0000\
   Control]
   • "*NewlyCreated*"=dword:00000000
   • "ActiveService"="AdbUpd"

– [HKCR\CLSID\{149256D5-E103-4523-BB43-2CFB066839D6}]
   • @="ADC PlugIn"

– [HKCR\CLSID\{149256D5-E103-4523-BB43-2CFB066839D6}\InprocServer32]
   • @="%PROGRAM FILES%\adc_w32.dll"
   • "ThreadingModel"="Apartment"

 Injection – It injects itself into a process.

    Process name:
   • %PROGRAM FILES%\svchost.exe

   If the malware fails, it terminates itself.
   If the malware succeeds, it displays the following:


Description inserted by Patrick Schoenherr on Friday, August 6, 2010
Description updated by Patrick Schoenherr on Friday, August 6, 2010

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