Gzip Archive Decode Via PowerShell

Detects attempts of decoding encoded Gzip archives via PowerShell.

Detection logic

Platform: ESXi Linux macOS Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: windows
Log source category: process_creation

Legitimate administrative scripts may use this functionality. Use "ParentImage" in combination with the script names and allowed users and applications to filter legitimate executions

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.zscaler.com/blogs/security-research/onenote-growing-threat-malware-distribution	Unclassified	6