ISC StormCast for Sunday, August 1st, 2021

Infected With a .reg File
https://isc.sans.edu/forums/diary/Infected+With+a+reg+File/27692/
Excessive Exchange Permissions (Patched)
https://bugs.chromium.org/p/project-zero/issues/detail?id=2186
Node.JS July 2021 Security Releases
https://nodejs.org/en/blog/vulnerability/july-2021-security-releases-2/
Malicious PyPi Packages
https://jfrog.com/blog/malicious-pypi-packages-stealing-credit-cards-injecting-code/
REvil / Darkside May be Back as Blackmatter
https://www.bleepingcomputer.com/news/security/darkside-ransomware-gang-returns-as-new-blackmatter-operation/