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Win32.HLLW.Autoruner2.524
Added to the Dr.Web virus database:
2013-12-26
Virus description added:
2013-12-28
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] '7925596c749a8095c197ff2476a7f326' = '"%WINDIR%\Trojan_test.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] '7925596c749a8095c197ff2476a7f326' = '"%WINDIR%\Trojan_test.exe" ..'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\7925596c749a8095c197ff2476a7f326.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%WINDIR%\Trojan_test.exe' = '%WINDIR%\Trojan_test.exe:*:Enabled:Trojan_test.exe'
Creates and executes the following:
'%WINDIR%\Trojan_test.exe'
Executes the following:
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%WINDIR%\Trojan_test.exe" "Trojan_test.exe" ENABLE
Modifies file system :
Creates the following files:
Network activity:
Connects to:
'ho#####ero.myftp.org':1622
UDP:
DNS ASK ho#####ero.myftp.org
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: '(null)'
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