one of the free Rat of Darknet is Remcos RAT and this product has two versions free and professionals. you can work a few functions button in the free version.
what is the crypter? In conclusion, Crypter is a hack tool to encrypt information and obfuscate them from reverse engineering. see What is crypter and how to buy it? for the best choice.
General information of RAT
Most free remote access tools (RAT) for hacking do not have any support or update. Remcos RAT updated monthly and runs on Windows 10 both 32-64 bit and Server editions.
Firstly this Rat no needs to. .NET Framework and written in C++ and Delphi programming languages. It works with a low disk, memory, and processor usage. Secondly, you can access any systems with high-speed encrypted connections via custom TCP-based protocol. TCP (Transmission Control Protocol) is a standard protocol that facilitates the exchange of data between computing devices in a network. TCP acts with the Internet Protocol (IP), which determines how systems send packets of data to each other.
Note that any free remote access tools need an update for bypass anti-viruses correctly and give the best Runtime FUD results. Therefore, all crypters limit the use of this free software. There are few RAT teams to fix bugs or update their hacking tools for hackers. So, try a free active RAT if you don’t want to spend money. Remember free FUD crypter may not working with free RAT consequently try paid paid crypter version.