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Win32.HLLW.Autoruner2.15517
Added to the Dr.Web virus database:
2014-06-13
Virus description added:
2014-06-14
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'bc1382d2cc3b8472f87c5ce145c68d1a' = '"%HOMEPATH%\svchost.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'bc1382d2cc3b8472f87c5ce145c68d1a' = '"%HOMEPATH%\svchost.exe" ..'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\bc1382d2cc3b8472f87c5ce145c68d1a.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%HOMEPATH%\svchost.exe' = '%HOMEPATH%\svchost.exe:*:Enabled:svchost.exe'
Creates and executes the following:
Executes the following:
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%HOMEPATH%\svchost.exe" "svchost.exe" ENABLE
Modifies file system :
Creates the following files:
Network activity:
Connects to:
'wi######updat.no-ip.info':5050
UDP:
DNS ASK wi######updat.no-ip.info
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: '(null)'
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