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Win32.HLLW.Autoruner1.8208
Added to the Dr.Web virus database:
2011-12-19
Virus description added:
2022-06-16
Technical Information
To ensure autorun and distribution
Modifies the following registry keys
[<HKLM>\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run] 'SysAnti' = '%CommonProgramFiles(x86)%\SysAnti.exe'
Sets the following service settings
[<HKLM>\System\CurrentControlSet\Services\DrvKiller] 'ImagePath' = '%WINDIR%\Fonts\uwmn.fon'
[<HKLM>\System\CurrentControlSet\Services\DrvKiller] 'ImagePath' = '%WINDIR%\Fonts\wkhn.fon'
Creates the following services
'DrvKiller' %WINDIR%\Fonts\uwmn.fon
'DrvKiller' %WINDIR%\Fonts\wkhn.fon
Malicious functions
Injects code into
the following system processes:
%WINDIR%\syswow64\svchost.exe
Modifies file system
Creates the following files
%WINDIR%\fonts\axmrg.dll
%WINDIR%\fonts\uwmn.fon
%WINDIR%\temp\uddcc72.tmp
%CommonProgramFiles(x86)%\sysanti.exe
%WINDIR%\fonts\cfsge.dll
%WINDIR%\fonts\wkhn.fon
Sets the 'hidden' attribute to the following files
%CommonProgramFiles(x86)%\sysanti.exe
Deletes the following files
%WINDIR%\temp\uddcc72.tmp
%WINDIR%\fonts\uwmn.fon
%WINDIR%\fonts\wkhn.fon
Miscellaneous
Creates and executes the following
'%CommonProgramFiles(x86)%\sysanti.exe' -One
'%CommonProgramFiles(x86)%\sysanti.exe' -One' (with hidden window)
'%WINDIR%\syswow64\svchost.exe' ' (with hidden window)
Executes the following
'%WINDIR%\syswow64\rundll32.exe' "%WINDIR%\Fonts\axmrg.dll",MyKILLEntry
'%WINDIR%\syswow64\rundll32.exe' "%WINDIR%\Fonts\cfsge.dll",MyKILLEntry
'%WINDIR%\syswow64\svchost.exe'
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