Unusual File Download From File Sharing Websites - File Stream

Detects the download of suspicious file type from a well-known file and paste sharing domain

Detection logic

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: create_stream_hash

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.cisa.gov/uscert/ncas/alerts/aa22-321a	Vendor advisory	6from 2 sources
www.microsoft.com/en-us/security/blog/2024/01/17/new-ttps-observed-in-mint-sandstorm-campaign-targeting-high-profile-individuals-at-universities-and-research-orgs/	Threat report	10from 2 sources
www.ultimatewindowssecurity.com/securitylog/encyclopedia/event.aspx?eventid=90015	Unclassified	2