Fileless Remcos RAT Attack Uses JavaScript and PowerShell to Slip Past Detection

A recent Remcos RAT campaign showcases how commodity malware has fully embraced fileless, multi‑stage execution to bypass traditional defenses and remain stealthy on compromised Windows systems. Instead of dropping a static executable to disk, the operators rely on JavaScript, PowerShell, and a managed .NET injector to execute Remcos entirely in memory, dramatically reducing forensic artifacts […]

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