UNC1549 encoded PowerShell staging MiniJunk post-lure execution

Ibrahim Saud@tektrix

•updated Jul 2, 2026•0•0•3

Detects the execution of PowerShell with suspicious command-line arguments (encoded commands, hidden window style, or specific payload strings like 'MiniJunk') originating from common file staging directories (e.g., Downloads, Temp, AppData). This pattern is often indicative of malicious post-lure payload execution.