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Win32.HLLW.Autoruner2.13
Added to the Dr.Web virus database:
2013-12-24
Virus description added:
2013-12-25
Technical Information
To ensure autorun and distribution:
Modifies the following registry keys:
[<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'e7b65881c13fc1a5cce29aa99cebd82b' = '"%TEMP%\Crack.exe" ..'
[<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'e7b65881c13fc1a5cce29aa99cebd82b' = '"%TEMP%\Crack.exe" ..'
Creates or modifies the following files:
%HOMEPATH%\Start Menu\Programs\Startup\e7b65881c13fc1a5cce29aa99cebd82b.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
[<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\Crack.exe' = '%TEMP%\Crack.exe:*:Enabled:Crack.exe'
Creates and executes the following:
Executes the following:
'<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\Crack.exe" "Crack.exe" ENABLE
Modifies file system :
Creates the following files:
Network activity:
Connects to:
'th#####t71.no-ip.biz':1177
UDP:
DNS ASK th#####t71.no-ip.biz
Miscellaneous:
Searches for the following windows:
ClassName: 'Indicator' WindowName: '(null)'
ClassName: 'Shell_TrayWnd' WindowName: '(null)'
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