MediumSigmaHQ HieuTT35 +1

PowerShell Profile Modification

Detects the creation or modification of a powershell profile which could indicate suspicious activity as the profile can be used as a mean of persistence

Detection logic

Detection requirements

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

Known benign triggers

System administrator creating Powershell profile manually

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
persistence-info.github.io/Data/powershellprofile.html	Unclassified	Only this detection cites it
www.welivesecurity.com/2019/05/29/turla-powershell-usage/	Threat report	3from 2 sources

Detection rules

PowerShell Profile Modification

Detection logic

Detection requirements

Known benign triggers

MITRE ATT&CK mappings

References

From the source

Licence

Authorship

Detection rules