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Windows NetLM Downgrade Attack

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Windows NetLM Downgrade Attack



This module changes the system LmCompatibilityLevel registry value to enable sending LM challenge hashes and initiates a SMB connection to the host specified in the SMBHOST module option. If an SMB server is listening, it will receive the NetLM hashes for the session user.


  • Brandon McCann "zeknox" <bmccann@accuvant.com>
  • Thomas McCarthy "smilingraccoon" <smilingraccoon@gmail.com>




Module Options

To display the available options, load the module within the Metasploit console and run the commands 'show options' or 'show advanced':

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