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. Please Use This For Legal Purpose Only, Use This At Your Own Risk, I'm Not Responsible https://www. Unfortunately, we were unable to get any C2 servers to issue download commands to any samples that we tested in our lab. Cecil Copyright c - Jb Evain, Copyright c - Novell, Inc. Changelog Added Registry Editor Added Remote Webcam Added Windows DPI scaling support Added IPv6 support Added ability to elevate Client Added full Unicode support Added Remote TCP Connections Viewer Added option to hide sub directory of installation path Improved cryptography Fixed XSS vulnerability in Keylogger Logs Fixed Remote Messagebox having wrong icon Fixed FileZilla Recovery base64 decoding Fixed UPnP discovery freezing in some cases Fixed IP Geolocation Fixed Client loses Administrator privileges on restart Some minor improvements Notes Updating is highly recommended Please read this before updating your Clients Quasar. When the Quasar server retrieves the name of the uploaded file from the victim, it does not verify that it is a valid file path. In Figure 2, top-right green has the Quasar infrastructure Figure 3 , with a link to the Downeks infrastructure. Using Reflection, the server can load the assembly of the client to find the relevant functions and passwords. I really appreciate all kinds of feedback and contributions. However, among our Downeks samples, we found new versions apparently written in. Although Downeks has been publicly examined to some extent, our analysis found several features not previously described. UnZip data ; memoryStream. We saw five samples built on the same date in Decembervictor chandler com six on the same date in January, further solidifying the link between each sample. The Quasar server does not verify the RAT data, and displays quasar rat data in the RAT Server GUI when the RAT is executed and connects to the server.