ISC StormCast for Tuesday, July 26th, 2022

PowerShell Script with Fileless Capability
https://isc.sans.edu/diary/PowerShell+Script+with+Fileless+Capability/28878
With Management Comes Risk: Finding Flaws in Filewave MDM
https://claroty.com/2022/07/25/blog-research-with-management-comes-risk-finding-flaws-in-filewave-mdm/
CosmicStrand: the discovery of a sophisticated UEFI firmware rootkit
https://securelist.com/cosmicstrand-uefi-firmware-rootkit/106973/