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Win32.HLLW.Autoruner2.15892

Added to the Dr.Web virus database: 2014-06-23

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'Microsoft Devices' = 'wscript.exe //B "%TEMP%\Microsoft Devices.vbs"'
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'Microsoft Devices' = 'wscript.exe //B "%TEMP%\Microsoft Devices.vbs"'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\Microsoft Devices.vbs
Creates the following files on removable media:
  • <Drive name for removable media>:\Microsoft Devices.vbs
Malicious functions:
Creates and executes the following:
  • '%ALLUSERSPROFILE%\Application Data\gulfup Bot\gulfup Bot\5.4.7.5\اسم مجلد اختار اي اسم لا يهم\gulfup Bot.exe'
Executes the following:
  • '<SYSTEM32>\wscript.exe' //B "%TEMP%\Microsoft Devices.vbs"
  • '<SYSTEM32>\wscript.exe' "%ALLUSERSPROFILE%\Application Data\gulfup Bot\gulfup Bot\5.4.7.5\اسم مجلد اختار اي اسم لا يهم\Microsoft Devices.vbs"
Modifies file system :
Creates the following files:
  • %TEMP%\Microsoft Devices.vbs
  • %ALLUSERSPROFILE%\Application Data\gulfup Bot\gulfup Bot\5.4.7.5\اسم مجلد اختار اي اسم لا يهم\Microsoft Devices.vbs
  • %ALLUSERSPROFILE%\Application Data\gulfup Bot\gulfup Bot\5.4.7.5\اسم مجلد اختار اي اسم لا يهم\gulfup Bot.exe
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\Microsoft Devices.vbs
Network activity:
Connects to:
  • 'mi######t-center.sytes.net':1188
  • 'localhost':1036
UDP:
  • DNS ASK mi######t-center.sytes.net
Miscellaneous:
Searches for the following windows:
  • ClassName: 'Indicator' WindowName: '(null)'
  • ClassName: 'Shell_TrayWnd' WindowName: '(null)'

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