: A tactic to get you to disable your antivirus to "see what's inside."
: Malware designed to capture your passwords, banking information, and cookies. Best Practices for Handling Suspicious Files
Sometimes, specific file names trend on platforms like or Reddit as part of "arg" (alternate reality games) or internet hoaxes designed to scare users. Without more context, "Krista.rar" may fall into one of these categories: Shock Files : Archives containing disturbing media.
: Encrypts your personal files and demands payment for their release.