A group of Israeli researchers explored the security of the Visual Studio Code marketplace and managed to "infect" over 100 organizations by trojanizing a copy of the popular 'Dracula Official theme to include risky code. Further research into the VSCode Marketplace found thousands of extensions with millions of installs.
The plugin is called “Darcula Official” btw.
There is a more generic theme (for multiple applications) called Dracula.
JetBrains IDE has a theme called Darcula, and there are vscode themes on the marketplace that implement this.
So, it’s more than just a typosquat