Library
My library

+ Add to library

Contact us
24/7 Tech support | Rules regarding submitting

Send a message

Your tickets

Profile

Win32.HLLW.Autoruner2.4533

Added to the Dr.Web virus database: 2014-02-01

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'regValue' = '"%TEMP%\update.exe" ..'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'regValue' = '"%TEMP%\update.exe" ..'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\regValue.exe
Creates the following files on removable media:
  • <Drive name for removable media>:\regValue.exe
Malicious functions:
To bypass firewall, removes or modifies the following registry keys:
  • [<HKLM>\SYSTEM\ControlSet001\Services\SharedAccess\Parameters\FirewallPolicy\StandardProfile\AuthorizedApplications\List] '%TEMP%\update.exe' = '%TEMP%\update.exe:*:Enabled:update.exe'
Creates and executes the following:
  • '%TEMP%\update.exe'
Executes the following:
  • '<SYSTEM32>\netsh.exe' firewall add allowedprogram "%TEMP%\update.exe" "update.exe" ENABLE
Modifies file system :
Creates the following files:
  • %TEMP%\update.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\regValue.exe
Network activity:
Connects to:
  • 'up####.redirectme.net':1177
UDP:
  • DNS ASK up####.redirectme.net
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'