Watsica.rar

It is worth noting that Windows Defender sometimes triggers a "Wacatac" alert on benign RAR files simply because it can't scan deep enough into the compressed layers. Recommended Tools for Investigation

If you are analyzing this file yourself (safely in a sandbox), forensic experts recommend: Watsica.rar

Using advanced "obfuscation" to hide from antivirus software. It is worth noting that Windows Defender sometimes

Forensically Analyzing ZIP & Compressed Files | by Josh Lemon Watsica.rar

While there isn't a single famous "Watsica.rar" paper, researchers frequently use archives like this to deliver "Wacatac" trojans by exploiting known WinRAR vulnerabilities.