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Win32.HLLW.Autoruner2.41511
Added to the Dr.Web virus database:
2018-07-14
Virus description added:
2018-07-14
Technical Information
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '<SYSTEM32>\winlogon.exe' = '<SYSTEM32>\winlogon.exe:*:enabled:@shell32...
Injects code into
the following system processes:
<SYSTEM32>\winlogon.exe
<SYSTEM32>\services.exe
<SYSTEM32>\lsass.exe
<SYSTEM32>\svchost.exe
%WINDIR%\Explorer.EXE
<SYSTEM32>\spoolsv.exe
<SYSTEM32>\ctfmon.exe
<SYSTEM32>\alg.exe
<SYSTEM32>\cmd.exe
<SYSTEM32>\cscript.exe
a large number of user processes.
Modifies file system:
Creates the following files:
%TEMP%\<INETFILES>\Content.IE5\index.dat
%TEMP%\<INETFILES>\Content.IE5\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\I1KL456P\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\H0XTQ8FS\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\GTEJWXMZ\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\9UGRU518\desktop.ini
%TEMP%\Cookies\index.dat
%TEMP%\History\History.IE5\index.dat
%TEMP%\History\History.IE5\desktop.ini
Sets the 'hidden' attribute to the following files:
%TEMP%\<INETFILES>\Content.IE5\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\I1KL456P\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\H0XTQ8FS\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\GTEJWXMZ\desktop.ini
%TEMP%\<INETFILES>\Content.IE5\9UGRU518\desktop.ini
%TEMP%\History\History.IE5\desktop.ini
Modifies the HOSTS file.
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