[root@jboss-as bin]# ls -hall /etc/jboss-as/standalone/
total 40K
drwxrwxr-x. 2 root     jboss-as 4.0K Apr 17 15:56 .
drwxr-xr-x. 4 root     root     4.0K Apr 17 15:56 ..
-rw-------. 1 jboss-as jboss-as  787 Apr 17 15:48 application-roles.properties
-rw-------. 1 jboss-as jboss-as  813 Apr 17 15:48 application-users.properties
-rw-------. 1 jboss-as jboss-as 2.0K Apr 17 15:48 logging.properties
-rw-------. 1 jboss-as jboss-as  837 Apr 17 15:48 mgmt-users.properties
-rw-rw-r--. 1 jboss-as jboss-as  11K Apr 17 15:51 standalone-web.xml
-rw-rw-r--. 1 jboss-as jboss-as 1.5K Apr 17 15:48 standalone.xml
[root@jboss-as bin]# ./add-user.sh

What type of user do you wish to add?
 a) Management User (mgmt-users.properties)
 b) Application User (application-users.properties)
(a):

Enter the details of the new user to add.
Realm (ManagementRealm) :
Username : test
Password :
Re-enter Password :
About to add user 'test' for realm 'ManagementRealm'
Is this correct yes/no? yes
Added user 'test' to file '/etc/jboss-as/standalone/mgmt-users.properties'
Added user 'test' to file '/etc/jboss-as/domain/mgmt-users.properties'
[root@jboss-as bin]# ls -hall /etc/jboss-as/standalone/
total 44K
drwxrwxr-x. 2 root     jboss-as 4.0K Apr 17 15:57 .
drwxr-xr-x. 4 root     root     4.0K Apr 17 15:56 ..
-rw-------. 1 jboss-as jboss-as  787 Apr 17 15:48 application-roles.properties
-rw-------. 1 jboss-as jboss-as  813 Apr 17 15:48 application-users.properties
-rw-------. 1 jboss-as jboss-as 2.0K Apr 17 15:48 logging.properties
-rw-------. 1 jboss-as jboss-as  875 Apr 17 15:57 mgmt-users.properties
-rw-------. 1 root     root      837 Apr 17 15:57 mgmt-users.properties.bak
-rw-rw-r--. 1 jboss-as jboss-as  11K Apr 17 15:51 standalone-web.xml
-rw-rw-r--. 1 jboss-as jboss-as 1.5K Apr 17 15:48 standalone.xml