Here we would like to draw your attention to WCF_ICONS transaction code in SAP. As we know it is being used in the SAP CA-WUI (WebClient UI in CA) component which is coming under CA module (Cross Application).WCF_ICONS is a transaction code used for Maintain SAP icons in SAP.
It comes under the package BSP_DYN_CONFIG_TAG_LIB.
Transaction WCF_ICONS technical data table
|Purpose||Maintain SAP icons|