ISC StormCast for Friday, April 17th 2020

Applocker vs. Living off the Land Attacks
https://isc.sans.edu/forums/diary/Using+AppLocker+to+Prevent+Living+off+the+Land+Attacks/26032/
Netlink GPON 0-Day
https://blog.netlab.360.com/multiple-fiber-routers-are-being-compromised-by-botnets-using-0-day-en/
Windows Security Crashing After Definition Update
https://www.askwoody.com/2020/reports-of-windows-security-nee-microsoft-security-essentials-crashing-after-installing-this-mornings-definition-updates/
700 Malicious Ruby Gems Found
https://thehackernews.com/2020/04/rubygem-typosquatting-malware.html
vCenter Exploit for CVE-2020-3952
https://www.guardicore.com/2020/04/pwning-vmware-vcenter-cve-2020-3952/