Library
My library

+ Add to library

Contact us
24/7 Tech support | Rules regarding submitting

Send a message

Your tickets

Profile

Win32.HLLW.Autoruner1.28070

Added to the Dr.Web virus database: 2012-10-17

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Microsoft Corp' = '%TEMP%\test.exe '
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Microsoft Corp' = '%TEMP%\test.exe '
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\test.exe' = '%TEMP%\test.exe:*:Enabled:alg'
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\test.exe ' = '%TEMP%\test.exe :*:Enabled:Microsoft Corp'
Creates and executes the following:
  • %TEMP%\test.exe
Executes the following:
  • <SYSTEM32>\netsh.exe firewall add allowedprogram %TEMP%\test.exe alg ENABLE
Modifies file system :
Creates the following files:
  • %TEMP%\test.exe
  • <SYSTEM32>\Shortcut.exe
Sets the 'hidden' attribute to the following files:
  • %TEMP%\test.exe
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: ''