Huh, I downloaded the latest en-US .exe installer for Thunderbird 115 via ftp.mozilla.org and Windows Defender instantly flagged it as a Trojan. This is the first time ever that Windows Defender does something to me.
https://ftp.mozilla.org/pub/thunderbird/releases/115.0/win64/en-US/
Seeing how this is Infosec.exchange, maybe someone is interested in this.
:EA DATA. SF: