DNS Spoofing Helper Service - Metasploit


This page contains detailed information about how to use the auxiliary/server/dns/spoofhelper metasploit module. For list of all metasploit modules, visit the Metasploit Module Library.

Table Of Contents
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Module Overview

Name: DNS Spoofing Helper Service
Module: auxiliary/server/dns/spoofhelper
Source code: modules/auxiliary/server/dns/spoofhelper.rb
Disclosure date: -
Last modification time: 2020-05-12 22:15:21 +0000
Supported architecture(s): -
Supported platform(s): -
Target service / protocol: -
Target network port(s): -
List of CVEs: -

This module provides a DNS service that returns TXT records indicating information about the querying service. Based on Dino Dai Zovi DNS code from Karma.

Module Ranking and Traits

Module Ranking:

  • normal: The exploit is otherwise reliable, but depends on a specific version and can't (or doesn't) reliably autodetect. More information about ranking can be found here.

Basic Usage

msf > use auxiliary/server/dns/spoofhelper
msf auxiliary(spoofhelper) > show targets
    ... a list of targets ...
msf auxiliary(spoofhelper) > set TARGET target-id
msf auxiliary(spoofhelper) > show options
    ... show and set options ...
msf auxiliary(spoofhelper) > exploit

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Msfconsole Usage

Here is how the server/dns/spoofhelper auxiliary module looks in the msfconsole:

msf6 > use auxiliary/server/dns/spoofhelper

msf6 auxiliary(server/dns/spoofhelper) > show info

       Name: DNS Spoofing Helper Service
     Module: auxiliary/server/dns/spoofhelper
    License: Metasploit Framework License (BSD)
       Rank: Normal

Provided by:
  hdm <[email protected]>
  ddz <[email protected]>

Available actions:
  Name     Description
  ----     -----------
  Service  Run DNS spoofing server

Check supported:
  No

Basic options:
  Name     Current Setting  Required  Description
  ----     ---------------  --------  -----------
  SRVHOST  0.0.0.0          yes       The local host to listen on.
  SRVPORT  53               yes       The local port to listen on.

Description:
  This module provides a DNS service that returns TXT records 
  indicating information about the querying service. Based on Dino Dai 
  Zovi DNS code from Karma.

Module Options

This is a complete list of options available in the server/dns/spoofhelper auxiliary module:

msf6 auxiliary(server/dns/spoofhelper) > show options

Module options (auxiliary/server/dns/spoofhelper):

   Name     Current Setting  Required  Description
   ----     ---------------  --------  -----------
   SRVHOST  0.0.0.0          yes       The local host to listen on.
   SRVPORT  53               yes       The local port to listen on.

Auxiliary action:

   Name     Description
   ----     -----------
   Service  Run DNS spoofing server

Advanced Options

Here is a complete list of advanced options supported by the server/dns/spoofhelper auxiliary module:

msf6 auxiliary(server/dns/spoofhelper) > show advanced

Module advanced options (auxiliary/server/dns/spoofhelper):

   Name       Current Setting  Required  Description
   ----       ---------------  --------  -----------
   VERBOSE    false            no        Enable detailed status messages
   WORKSPACE                   no        Specify the workspace for this module

Auxiliary Actions

This is a list of all auxiliary actions that the server/dns/spoofhelper module can do:

msf6 auxiliary(server/dns/spoofhelper) > show actions

Auxiliary actions:

   Name     Description
   ----     -----------
   Service  Run DNS spoofing server

Evasion Options

Here is the full list of possible evasion options supported by the server/dns/spoofhelper auxiliary module in order to evade defenses (e.g. Antivirus, EDR, Firewall, NIDS etc.):

msf6 auxiliary(server/dns/spoofhelper) > show evasion

Module evasion options:

   Name  Current Setting  Required  Description
   ----  ---------------  --------  -----------

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Error Messages

This module may fail with the following error messages:

Error Messages

Check for the possible causes from the code snippets below found in the module source code. This can often times help in identifying the root cause of the problem.

spoofhelper: <E.CLASS> <E> <E.BACKTRACE>

Here is a relevant code snippet related to the "spoofhelper: <E.CLASS> <E> <E.BACKTRACE>" error message:

91:	        end
92:	      end
93:	
94:	    # Make sure the socket gets closed on exit
95:	    rescue ::Exception => e
96:	      print_error("spoofhelper: #{e.class} #{e} #{e.backtrace}")
97:	    ensure
98:	      @sock.close
99:	    end
100:	  end
101:	end

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See Also

Check also the following modules related to this module:

Authors

  • hdm
  • ddz

Version

This page has been produced using Metasploit Framework version 6.1.27-dev. For more modules, visit the Metasploit Module Library.

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