MediumSigmaHQ Nasreddine Bencherchali (Nextron Systems)

PowerShell Write-EventLog Usage

Detects usage of the "Write-EventLog" cmdlet with 'RawData' flag. The cmdlet can be levreage to write malicious payloads to the EventLog and then retrieve them later for later use

Detection logic

Detection requirements

Log source product: windows
Log source category: ps_script

Known benign triggers

Legitimate applications writing events via this cmdlet. Investigate alerts to determine if the action is benign

References

Links the source published beside this detection. Reference is the link the source wrote, unmodified. Class is decided by this catalogue from the host and path, not stated by the source. Cited by counts published detections citing the same resource, including this one, and the sources beneath it count the repositories this catalogue ingests, which is not the same as independent research.
Reference	Class	Cited by
www.blackhillsinfosec.com/windows-event-logs-for-red-teams/	Unclassified	Only this detection cites it

Detection rules

PowerShell Write-EventLog Usage

Detection logic

Detection requirements

Known benign triggers

MITRE ATT&CK mappings

References

From the source

Licence

Authorship

Detection rules