Deep Door Self Referential Payload Extraction

Tim Peck@timpeck

•updated Apr 30, 2026•2•0•198

Detects PowerShell commands reading their own batch file contents via the %~f0 self-reference combined with .NET ReadAllText, the technique Deep#Door uses to extract its embedded Python payload from install_obf.bat without external network retrieval. The combination of these specific patterns has near-zero legitimate use.