51 lines
2.3 KiB
Ruby
51 lines
2.3 KiB
Ruby
#
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# Copyright (c) 2006-2026 Wade Alcorn - wade@bindshell.net
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# Browser Exploitation Framework (BeEF) - https://beefproject.com
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# See the file 'doc/COPYING' for copying permission
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#
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module BeEF
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module Extension
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module ServerClientDnsTunnel
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module API
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module ServerClientDnsTunnelHandler
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BeEF::API::Registrar.instance.register(BeEF::Extension::ServerClientDnsTunnel::API::ServerClientDnsTunnelHandler,
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BeEF::API::Server, 'pre_http_start')
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BeEF::API::Registrar.instance.register(BeEF::Extension::ServerClientDnsTunnel::API::ServerClientDnsTunnelHandler,
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BeEF::API::Server, 'mount_handler')
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# Starts the S2C DNS Tunnel server at BeEF startup.
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# @param http_hook_server [BeEF::Core::Server] HTTP server instance
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def self.pre_http_start(_http_hook_server)
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configuration = BeEF::Core::Configuration.instance
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zone = configuration.get('beef.extension.s2c_dns_tunnel.zone')
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raise ArgumentError, 'zone name is undefined' unless zone.to_s != ''
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# if listen parameter is not defined in the config.yaml then interface with the highest BeEF's IP-address will be choosen
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listen = configuration.get('beef.extension.s2c_dns_tunnel.listen')
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Socket.ip_address_list.map { |x| listen = x.ip_address if x.ipv4? } if listen.to_s.empty?
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port = 53
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protocol = :udp
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interfaces = [[protocol, listen, port]]
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dns = BeEF::Extension::ServerClientDnsTunnel::Server.instance
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dns.run(listen: interfaces, zone: zone)
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print_info "Server-to-Client DNS Tunnel Server: #{listen}:#{port} (#{protocol})"
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info = ''
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info += "Zone: #{zone}\n"
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print_more info
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end
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# Mounts the handler for processing HTTP image requests.
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# @param beef_server [BeEF::Core::Server] HTTP server instance
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def self.mount_handler(beef_server)
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configuration = BeEF::Core::Configuration.instance
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zone = configuration.get('beef.extension.s2c_dns_tunnel.zone')
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beef_server.mount('/tiles', BeEF::Extension::ServerClientDnsTunnel::Httpd.new(zone))
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end
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end
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end
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end
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end
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end
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