The web application configuration consists of three parts. Part 1 Database Settings, Part 2 Modify Administrator Password and Part 3 Change Email Settings.
1-Open ewcfg15.php in root directory and go to line 98 in order to change connection string which is include host name, database name, user and password of database.
2- Go to line 285 and 286 in order to change user name and password of Administrator which is hardcoded
3- Go to line 378 – 384 in order to change mail configuration of Administrator
4- Restore database backup hb_ums_backup.sql
User: admin Pass: 123321