Quasar RAT, an open-source remote access trojan also known as CinaRAT or Yggdrasil, has been spotted leveraging a new Microsoft file as part of its DLL sideloading process to stealthily drop malicious payloads on compromised Windows systems. In 2022, Uptycs researchers observed QBot malware employing the tactic via the Microsoft file ‘calc.exe’. Now, in 2023, […]
Oct 23, 2023NewsroomCyberattack / Malware The open-source remote access trojan known as Quasar RAT has been observed leveraging DLL side-loading to fly under the radar and stealthily siphon data from compromised Windows hosts. “This technique capitalizes on the inherent trust these files command within the Windows environment,” Uptycs researchers Tejaswini Sandapolla and Karthickkumar Kathiresan said […]