Create drupal block in code or programatically. The code has to be placed in module file.

drupal_create_block.php

<?php
/**
* Implements hook_block_info().
*/
function mymodule_block_info() {
  $blocks = array();
  $blocks['my_block'] = array(
    'info' => t('Master News Sticky'),
  );
  return $blocks;
}
/**
* Implements hook_block_view().
*/
function mymodule_block_view($delta = '') {
  $block = array();
  switch ($delta) {
    case 'my_block':
      $block['subject'] = '';
      $block['content'] = _mymodule_block_master_content();
      break;
  }
  return $block;
}

//content that has to be passed to the block.
function _mymodule_block_master_content() {
  $output = t('Hello world');
  return $output;
}