Endgame.zip
Confusingly, there is a legitimate tool called "Endgame" (now part of Elastic Security). Red Team operators sometimes package their evasion modules into a compressed folder nicknamed internally as Endgame.zip .
The menace is real—ransomware delivered via ZIP files has cost companies millions. But the myth that any file with that specific name is a digital nuke is just that: a myth. Endgame.zip

