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Win32.HLLW.Autoruner2.40337
Added to the Dr.Web virus database:
2018-06-12
Virus description added:
2018-06-12
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '2e023b67287da432c4558fe547164425' = '"%TEMP%\Adobe Flash Player.exe" ..'
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '2e023b67287da432c4558fe547164425' = '"%TEMP%\Adobe Flash Player.exe" ..'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\2e023b67287da432c4558fe547164425.exe
Creates the following files on removable media:
<Drive name for removable media>:\2e023b67287da432c4558fe547164425.exe
<Drive name for removable media>:\autorun.inf
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\Adobe Flash Player.exe' = '%TEMP%\Adobe Flash Player.exe:*:Enab...
To complicate detection of its presence in the operating system,
forces the system hide from view:
Executes the following:
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\Adobe Flash Player.exe" "Adobe Flash Player.exe" ENABLE
Modifies file system:
Creates the following files:
%TEMP%\Adobe Flash Player.exe
Sets the 'hidden' attribute to the following files:
<Drive name for removable media>:\2e023b67287da432c4558fe547164425.exe
<Drive name for removable media>:\autorun.inf
%TEMP%\Adobe Flash Player.exe
%HOMEPATH%\Start Menu\Programs\Startup\2e023b67287da432c4558fe547164425.exe
Network activity:
Connects to:
'cn####t.dynv6.net':80
'cn###ot.zzzz.io':80
'cn###ot.duia.ro':80
UDP:
DNS ASK cn####t.dynv6.net
DNS ASK cn###ot.duia.ro
DNS ASK cn###ot.zzzz.io
Miscellaneous:
Creates and executes the following:
'%TEMP%\Adobe Flash Player.exe'
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