48 lines
1.3 KiB
Ruby
48 lines
1.3 KiB
Ruby
module Rex
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module Proto
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module DCERPC
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class Handle
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require 'rex/proto/dcerpc/uuid'
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@@protocols = ['ncacn_ip_tcp', 'ncacn_ip_udp', 'ncacn_np', 'ncacn_http']
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attr_accessor :uuid, :protocol, :address, :options
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# instantiate a handle object, akin to Microsoft's string binding handle by values
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def initialize(uuid, protocol, address, options)
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raise ArgumentError if !Rex::Proto
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raise ArgumentError if !Rex::Proto::DCERPC::UUID.is?(uuid[0])
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raise ArgumentError if !@@protocols.include?(protocol)
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self.uuid = uuid
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self.protocol = protocol
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self.address = address
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self.options = options
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end
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# instantiate a handle object, by parsing a string binding handle
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def self.parse (handle)
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uuid_re = '[a-fA-F0-9]{8}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{4}-[a-fA-F0-9]{12}'
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rev_re = '\d+.\d+'
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proto_re = '(?:' + @@protocols.join('|') + ')'
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re = Regexp.new("(#{uuid_re}):(#{rev_re})\@(#{proto_re}):(.*?)\\[(.*)\\]$", true, 'n')
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match = re.match(handle)
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raise ArgumentError if !match
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uuid = [match[1], match[2]]
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protocol = match[3]
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address = match[4]
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options = match[5].split(',')
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i = Rex::Proto::DCERPC::Handle.new(uuid, protocol, address, options)
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return i
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end
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# stringify a handle
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def to_s
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self.uuid.join(':') + '@' + self.protocol + ':' + self.address + '[' + self.options.join(', ') + ']'
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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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