==== Required information ====
- iRedMail version (check /etc/iredmail-release):
- Linux/BSD distribution name and version:
- Store mail accounts in which backend (LDAP/MySQL/PGSQL):
- Web server (Apache or Nginx):
- Manage mail accounts with iRedAdmin-Pro?
- Related log if you're reporting an issue:
======== Required information ====
- iRedMail version (check /etc/iredmail-release): 0.9.5-1
- Linux/BSD distribution name and version: centos 7.2
- Store mail accounts in which backend (LDAP/MySQL/PGSQL): LDAP
- Web server (Apache or Nginx): APACHE
- Manage mail accounts with iRedAdmin-Pro?
- Related log if you're reporting an issue:
====

I've changed the password of the MySQL users and found most of the password in the config files.
There is just one I can not find and don't know what service/demon it's been using.

Which service/demon is using the "RCM_DB_PASSWD" that's listed in the config file?