Remote Administration Tool for Windows. Contribute to QuasarRAT development by creating an account on GitHub. C# Programming Language-[DEV] Quasar - Remote Administration Tool. You can´t wait for copying his RAT and then sell it? Like you did. Öncelikle Merhaba Bu konuda size QuasarRAT'ı kısa bir şekilde anlatacağım. Quasar RAT yeni çıktığı için DarkComet gibi eskı ratlara göre. We observed these Quasar samples: CopyTo new CryptoStream srcdecryptorCryptoStreamMode. Get more with Builders Club! CopyTo srcStream cryptoStream. You're moments away from getting into the game! Further research found other Quasar examples, an attack earlier in the month on the same target:. The Downeks downloader and Quasar C2 infrastructures are each self-contained and candy shop dance of each .