Detection rules › By eventMicrosoft-Windows-AppXDeployment-Server event 4003 detection rules reference this event. View event page.Sigma (2)Potential Malicious AppX Package Installation Attempts severity mediumWindows AppX Deployment Full Trust Package Installation severity medium T1204.002, T1553.005 Splunk (1)Windows AppX Deployment Full Trust Package Installation T1204.002, T1553.005