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Win32.HLLW.Autoruner1.61164
Added to the Dr.Web virus database:
2013-11-13
Virus description added:
2013-11-15
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Avira AntiVir Installationsprogramm.exe' = 'C:\Avira AntiVir Installationsprogramm.exe'
Creates the following files on removable media:
<Drive name for removable media>:\Sexseiten.txt.vbs
<Drive name for removable media>:\autorun.inf
Malicious functions:
Executes the following:
'<SYSTEM32>\netsh.exe' firewall add portopening UDP 6838 "1ф4#" ENABLE
'<SYSTEM32>\netsh.exe' firewall add portopening TCP 21 "184#" ENABLE
'<SYSTEM32>\reg.exe' Add "HKCU\Control Panel\Mouse" /v SwapMouseButtons /f /d "10"
'<SYSTEM32>\net1.exe' stop dhcp-client
'<SYSTEM32>\net.exe' stop dhcp-client
'<SYSTEM32>\reg.exe' add "HKEY_CURRENT_USER\Software\Microsoft\Windows\CurrentVersion\Run" /v "Avira AntiVir Installationsprogramm.exe" /d "C:\Avira AntiVir Installationsprogramm.exe"
'<SYSTEM32>\cmd.exe' /c ""%TEMP%\1.tmp\Avira AntiVir Installationsprogramm.bat" "
'<SYSTEM32>\netsh.exe' firewall add portopening TCP 25 "123#" ENABLE
'<SYSTEM32>\netsh.exe' firewall add portopening TCP 26 "124#" ENABLE
'<SYSTEM32>\netsh.exe' firewall add portopening TCP 21 "№23#" ENABLE
Modifies file system :
Creates the following files:
<Current directory>\Sexseiten.txt.vbs
C:\Sexseiten.txt.vbs
C:\autorun.inf
%TEMP%\1.tmp\Avira AntiVir Installationsprogramm.bat
<Current directory>\autorun.inf
Deletes the following files:
%WINDIR%\Microsoft.NET\Framework\v3.0\Microsoft .NET Framework 3.0 x86\Logs\dd_dotnetfx3install.txt
%WINDIR%\Microsoft.NET\Framework\v3.0\Microsoft .NET Framework 3.0 x86\Logs\VSMsiLog22FD.txt
%WINDIR%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5 SP1\Logs\dd_dotnetfx35error.txt
%WINDIR%\Microsoft.NET\Framework\v1.1.4322\1033\SetupENU1.txt
%WINDIR%\Microsoft.NET\Framework\v1.1.4322\1033\SetupENU2.txt
%WINDIR%\Microsoft.NET\Framework\v3.0\Microsoft .NET Framework 3.0 x86\Logs\dd_dotnetfx3error.txt
<SYSTEM32>\config\systemprofile\Application Data\Microsoft\Internet Explorer\brndlog.txt
<DRIVERS>\gmreadme.txt
<SYSTEM32>\Restore\MachineGuid.txt
%WINDIR%\Microsoft.NET\Framework\v3.5\Microsoft .NET Framework 3.5 SP1\Logs\dd_dotnetfx35install.txt
<SYSTEM32>\eula.txt
<SYSTEM32>\CatRoot2\dberr.txt
%WINDIR%\$NtUninstallWIC$\spuninst\spuninst.txt
%WINDIR%\Help\Tours\mmTour\intro.txt
%WINDIR%\Help\Tours\mmTour\nav.txt
%WINDIR%\OEWABLog.txt
%WINDIR%\setuplog.txt
%WINDIR%\$NtUninstallKB942288-v3$\spuninst\spuninst.txt
%WINDIR%\Help\Tours\mmTour\segment4.txt
%WINDIR%\Help\Tours\mmTour\segment5.txt
%WINDIR%\Installer\$PatchCache$\Managed\26DDC2EC4210AC63483DF9D4FCC5B59D\CacheSize.txt
%WINDIR%\Help\Tours\mmTour\segment1.txt
%WINDIR%\Help\Tours\mmTour\segment2.txt
%WINDIR%\Help\Tours\mmTour\segment3.txt
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: '(null)'
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