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Profil

Win32.HLLW.Facebook.1022

Added to the Dr.Web virus database: 2011-10-11

Virus description added:

Technical Information

To ensure autorun and distribution:
Creates the following services:
  • [<HKLM>\SYSTEM\ControlSet001\Services\webserver] 'Start' = '00000002'
Malicious functions:
Creates and executes the following:
  • %PROGRAM_FILES%\webserver\webserver.exe 
Executes the following:
  • <SYSTEM32>\reg.exe add "HKLM\SYSTEM\CurrentControlSet\Services\webserver" /v FailureActions /t REG_BINARY /d 00000000000000000000000003000000140000000100000060EA00000100000060EA00000100000060EA0000 /f
  • <SYSTEM32>\sc.exe start "webserver"
  • <SYSTEM32>\sc.exe create "webserver" binPath= "%PROGRAM_FILES%\webserver\webserver.exe" type= share start= auto
  • <SYSTEM32>\netsh.exe firewall add portopening TCP 80 webserver ENABLE
  • <SYSTEM32>\netsh.exe firewall add portopening TCP 53 webserver ENABLE
Modifies file system :
Creates the following files:
  • %PROGRAM_FILES%\webserver\webserver.exe