MysterySnail RAT exploits use-after-free vulnerability (CVE-2021-40449) in Win32 NtGdiResetDC function. This effect almost all Windows version after XP, including Windows Server.
Klingon RAT is a sophisticated Go based Remote Access Trojans (RATs). It is used by threat actors to extract financial information from its victims.
ToxicEye is remote access trojan written in C# and is controlled via Telegram. Its main know form of proliferation is via phishing email. If victim is successfully tricked into executing its executable it will install itself silently and install other malware.
SystemBC is a malware sold that is on sale in underground marketplaces. SystemBC has evolved into a Tor proxy and remote control tool favored by actors behind the latest high-profile ransomware campaigns.
GravityRAT aim to go cross platform. It is available for Windows OS, macOS, and Android. The reported distribution methods are malicious applications, infected email attachments, malicious online activities, social engineering, and software cracks.