?Ravie Lakshmanan?Feb 20, 2026Malware / Threat Intelligence Cybersecurity researchers have disclosed details of a new ClickFix campaign that abuses compromised legitimate sites to deliver a previously undocumented remote access trojan (RAT) called MIMICRAT (aka AstarionRAT). "The campaign demonstrates a high level of operational sophistication: compromised sites spanning multiple industries and geographies serve as delivery infrastructure, a multi-stage PowerShell chain performs ETW and AMSI bypass before dropping a Lua-scripted shellcode loader, and the final implant communicates over HTTPS on port 443 using HTTP profiles that resemble legitimate web analytics traffic," Elastic Security Labs said in a Friday report. According to the…