ISC StormCast for Monday, January 9th 2017

Careful With Security Tools That Submit Files to Virustotal
https://isc.sans.edu/forums/diary/Great+Misadventures+of+Security+Vendors+Absurd+Sandboxing+Edition/21895/
Vulnerable Security Tools Can Be Used Against You
https://isc.sans.edu/forums/diary/Using+Security+Tools+to+Compromize+a+Network/21903/
Elaborate Ransomware Attacks
http://www.actionfraud.police.uk/news/department-of-education-ransomware-alert-jan17
E-Mail and iTunes Popup Extortion
https://blog.malwarebytes.com/101/mac-the-basics/2017/01/tech-support-scam-page-attempts-denial-of-service-via-mail-app/