Sponsored by Hudson Rock – Use Hudson Rock's free cybercrime intelligence tools to learn how Infostealer infections are leading to ransomware attacks
DeviceEventsDeviceEvents
| where Timestamp > ago(1d)
| where ActionType in ("DriverLoad","ServiceInstalled")
| where FileName has_any ("zam64.sys","zamguard.sys","tvalz.sys","tvalzkmd.sys")
or InitiatingProcessCommandLine has_any ("EDRSandBlast","-driver load","PowerTool")
| project Timestamp, DeviceName, FileName, FolderPath, InitiatingProcessCommandLine, InitiatingProcessAccountName
Hunting queries are starting points for threat hunting & detection engineering — validate table/column names against your own workspace schema and tune thresholds before turning any of these into a production alert rule.