A recent research report by Uptycs has highlighted the evolution of QuasarRAT, an open-source remote administration tool (RAT) known for its lightweight nature and range of malicious functions. According to an advisory published on Friday by Uptycs security researcher Tejaswini Sandapolla, the C#-based tool, also referred to as CinaRAT or Yggdrasil, has been discovered employing a sophisticated technique called DLL side-loading, which exploits trusted Microsoft files to execute malicious activities.

Source: Infosecurity