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Added to the Dr.Web virus database: 2018-12-07

Virus description added:

Technical Information

To ensure autorun and distribution:
Modifies the following registry keys:
  • [<HKCU>\Software\Microsoft\Windows\CurrentVersion\Run] 'w0rm' = 'wscript.exe //B "%APPDATA%\w0rm.vbs"'
  • [<HKLM>\SOFTWARE\Microsoft\Windows\CurrentVersion\Run] 'w0rm' = 'wscript.exe //B "%APPDATA%\w0rm.vbs"'
Creates or modifies the following files:
  • %HOMEPATH%\Start Menu\Programs\Startup\w0rm.vbs
Creates the following files on removable media:
  • <Drive name for removable media>:\w0rm.vbs
Modifies file system:
Creates the following files:
  • %APPDATA%\CmfgCoins.exe
  • %APPDATA%\w0rm.vbs
  • %WINDIR%\Temp\scs2.tmp
  • %WINDIR%\Temp\scs3.tmp
Sets the 'hidden' attribute to the following files:
  • <Drive name for removable media>:\w0rm.vbs
Deletes the following files:
  • %WINDIR%\Temp\scs2.tmp
  • %WINDIR%\Temp\scs3.tmp
Network activity:
Connects to:
  • 'localhost':1038
  • '':1188
Searches for the following windows:
  • ClassName: 'ConsoleWindowClass' WindowName: 'ntvdm-b50.b54.380001'
Creates and executes the following:
  • '<SYSTEM32>\wscript.exe' "%APPDATA%\w0rm.vbs"
Executes the following:
  • '<SYSTEM32>\ntvdm.exe' -f -i1

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