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Win32.HLLW.Autoruner2.5118
Added to the Dr.Web virus database:
2014-02-04
Virus description added:
2014-02-05
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '2d445d0f48d028cbfda7e5e73cd125d7' = '"%TEMP%\WhatApp.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '2d445d0f48d028cbfda7e5e73cd125d7' = '"%TEMP%\WhatApp.exe" ..'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\2d445d0f48d028cbfda7e5e73cd125d7.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\WhatApp.exe' = '%TEMP%\WhatApp.exe:*:Enabled:WhatApp.exe'
Creates and executes the following:
Executes the following:
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\WhatApp.exe" "WhatApp.exe" ENABLE
Modifies file system :
Creates the following files:
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: '(null)'
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