{ "Xen Hardware Device Registry Keys": { "description": "Check if `HKLM\\HARDWARE\\ACPI\\*\\xen' Registry Keys are present.", "countermeasures": "Remove `HKLM\\HARDWARE\\ACPI\\*\\xen' Registry Keys.", "type": "registry", "enabled": "yes", "arguments": { "check": "exists", "hkey": "HKLM", "key": [ "HARDWARE\\ACPI\\DSDT\\xen", "HARDWARE\\ACPI\\FADT\\xen", "HARDWARE\\ACPI\\RSDT\\xen" ] }, "score": 7 }, "Xen Services Registry Keys": { "description": "Check if `HKLM\\SYSTEM\\ControlSet001\\Services\\xen*' Registry Keys are present.", "countermeasures": "Remove `HKLM\\SYSTEM\\ControlSet001\\Services\\xen*' Registry Keys.", "type": "registry", "enabled": "yes", "arguments": { "check": "exists", "hkey": "HKLM", "key": [ "SYSTEM\\ControlSet001\\Services\\xenevtchn", "SYSTEM\\ControlSet001\\Services\\xennet", "SYSTEM\\ControlSet001\\Services\\xennet6", "SYSTEM\\ControlSet001\\Services\\xensvc", "SYSTEM\\ControlSet001\\Services\\xenvdb" ] }, "score": 8 }, "Xen Processes": { "description": "Check if one of the following processes is running: `xenservice.exe', `xsvc_depriv.exe'", "countermeasures": "Exclude `xenservice.exe', `xsvc_depriv.exe' processes from enumeration or terminate them.", "type": "process", "enabled": "yes", "arguments": { "name": ["xenservice.exe", "xsvc_depriv.exe"] }, "score": 10 }, "Xen CPU VendorID": { "description": "Check if processor VendorID does not equal to: `XenVMMXenVMM'.", "countermeasures": "cpuid instruction mask.", "type": "cpuid_v", "enabled": "yes", "arguments": { "vendor": ["XenVMMXenVMM"] }, "score": 10 }, "Xen CPU HypervisorID": { "description": "Check if processor HypervisorID does not equal to: `XenVMMXenVMM'.", "countermeasures": "cpuid instruction mask.", "type": "cpuid_h", "enabled": "yes", "arguments": { "vendor": ["XenVMMXenVMM"] }, "score": 10 }, "Xen DiskEnum Registry Key": { "description": "Check if `System\\CurrentControlSet\\Services\\Disk\\Enum' Registry Key has value `0'=`*xen*'.", "countermeasures": "Patch the registry to hide this indicator", "type": "registry", "enabled": "yes", "arguments": { "check": "contains", "hkey": "HKLM", "key": "System\\CurrentControlSet\\Services\\Disk\\Enum", "value_name": "0", "value_data": "xen" }, "score": 7 } }