Detectionhightest
Suspicious Encoded Scripts in a WMI Consumer
Detects suspicious encoded payloads in WMI Event Consumers
Convert In Phoenix Studio
Open this Sigma rule in the converter with the YAML preloaded and ready for backend selection.
Launch
Florian Roth (Nextron Systems)Created Wed Sep 01Updated Sun Oct 0983844185-1c5b-45bc-bcf3-b5bf3084ca5bwindows
Log Source
WindowsWMI Event
ProductWindows← raw: windows
CategoryWMI Event← raw: wmi_event
Detection Logic
Detection Logic1 selector
detection:
selection_destination:
Destination|base64offset|contains:
- 'WriteProcessMemory'
- 'This program cannot be run in DOS mode'
- 'This program must be run under Win32'
condition: selection_destinationFalse Positives
Unknown
False positive likelihood has not been assessed. Additional context may be needed during triage.
References
MITRE ATT&CK
Rule Metadata
Rule ID
83844185-1c5b-45bc-bcf3-b5bf3084ca5b
Status
test
Level
high
Type
Detection
Created
Wed Sep 01
Modified
Sun Oct 09
Path
rules/windows/wmi_event/sysmon_wmi_susp_encoded_scripts.yml
Raw Tags
attack.privilege-escalationattack.executionattack.t1047attack.persistenceattack.t1546.003