for testing purposesi installed joomla into my kali vmbut you can use any open source web application that you can quickly deploy or that you have running already when you run web_app_mapper pyyou should see output like the followingspawning thread spawning thread spawning thread spawning thread spawning thread spawning thread spawning thread spawning thread spawning thread spawning thread [ =/htaccess txt [ =/web config txt [ =/license txt [ =/readme txt [ =/administrator/cache/index html [ =/administrator/components/index html [ =/administrator/components/com_admin/controller php [ =/administrator/components/com_admin/script php [ =/administrator/components/com_admin/admin xml [ =/administrator/components/com_admin/admin php [ =/administrator/components/com_admin/helpers/index html [ =/administrator/components/com_admin/controllers/index html [ =/administrator/components/com_admin/index html [ =/administrator/components/com_admin/helpers/html/index html [ =/administrator/components/com_admin/models/index html [ =/administrator/components/com_admin/models/profile php [ =/administrator/components/com_admin/controllers/profile php you can see that we are picking up some valid results including some txt files and xml files of courseyou can build additional intelligence into the script to only return files you're interested in -such as those with the word install in them