The ccc.properties file in <ccc_install_folder>/ApacheTomcat/webapps/ccc/WEB-INF/classes is only a template and should not be edited for this the real file is located in the install folder for CCC .
The default for this is on windows C:\Program Files\CA\Capacity Command Center 2.9.x\
The content of this file looks as follows :
# DataManager db connection properties
ccc.db.url = jdbc:oracle:thin:@(DESCRIPTION=(ADDRESS_LIST=(ADDRESS=(PROTOCOL=TCP)(HOST=localhost)(PORT=1521)))(CONNECT_DATA=(SID=ccc)))
ccc.db.username = HYP_DM
ccc.db.password = aRTaVil44rwPPK+PoyG9J3wM6UAYRRbAOoQGKPIpx5s=
You can update the encrypted password string in here.