Network Security News Summary for Friday September 24th, 2021

SANS Internet Storm Center's Daily Network Security News Podcast

VBA Creates Excel4 Downloader; WPBT Unpatched Flaw; Patch for Older iOS/macOS; Broken Digital Signatures Excel Recipe: Some VBA Code with a Touch of Excel4 Macro https://isc.sans.edu/forums/diary/Excel+Recipe+Some+VBA+Code+with+a+Touch+of+Excel4+Macro/27864/ Windows Platform Binary Table Weakness https://eclypsium.com/2021/09/20/everyone-gets-a-rootkit/ Apple Patches Older iOS/MacOS Versions https://support.apple.com/en-us/HT201222 Broken Digital Signatures Used to Foil Malware Detection https://blog.google/threat-analysis-group/financially-motivated-actor-breaks-certificate-parsing-avoid-detection/ keywords: digital signatures; apple; ios; macos; WPBT; excel; macro; excel4