gistfile1.js

var ldap = require('ldapjs');

var client = ldap.createClient({
  url: 'ldap://XXX.XXX.XXX'
});

client.bind('XXX@XXX', 'XXX', function (err) {
  if (err) {
    console.log(err);
  } else {
    client.search('XXX', {filter: '(XXX=XXX)', scope: 'sub'}, function (err, res) {
      if (err) {
        console.log('err');
      }

      res.on('searchEntry', function(entry) {
        console.log(entry.object.objectGUID);
      });
    });
  }
});