LOL · Script

CL_LoadAssembly.ps1

1 techniqueWindowsLOLBASGPL-3.0

Execute

ExecutionWindows

Proxy execute Managed DLL with PowerShell

Use Execute proxied payload with Microsoft signed binary

powershell.exe -ep bypass -command "set-location -path C:\Windows\diagnostics\system\Audio; import-module .\CL_LoadAssembly.ps1; LoadAssemblyFromPath ..\..\..\..\testing\fun.dll;[Program]::Fun()"

Evidence: Upstream reference
Environment: Local host
Context: user
Native: Execute
MITRE: T1216
Detection: Sigma: github.com/SigmaHQ/sigma/blob/ff6c54ded6b52f379cec11fe17c1ccb956faa660/rules/windows/process_creation/proc_creation_win_lolbas_cl_loadassembly.yml
Refs: bohops.com/2018/01/07/executing-commands-and-bypassing-applocker-with-powershell-diagnostic-scripts/
lolbas-project.github.io/lolbas/Scripts/CL_LoadAssembly/