Full Name: Text-to-Fingerprint Generator (implied) Product: Microsoft Windows Performance Toolkit (part of the Windows Assessment and Deployment Kit — ADK) Typical Path: C:\Program Files (x86)\Windows Kits\10\Assessment and Deployment Kit\Windows Performance Toolkit\ Publisher: Microsoft Corporation File Type: Console-mode executable (command line)
Tfgen.exe is a legitimate, digitally signed Microsoft tool. It is (i.e., not found in C:\Windows\System32 by default). It is installed only when a developer or administrator explicitly installs the Windows Performance Toolkit. Primary Purpose Tfgen.exe generates trace fingerprint files ( .pfx or .fpr ) from Event Tracing for Windows (ETW) trace logs ( .etl files).
tfgen.exe -i boot_trace.etl -o boot_cpu.pfx -a cpu | Tool | Role | |------|------| | xperf.exe | Captures ETW traces | | wpa.exe (Windows Performance Analyzer) | Visualizes traces and fingerprints | | tfgen.exe | Converts traces to analyzable fingerprints | | xbootmgr.exe | Automates boot trace capture (often calls tfgen internally) |
Example for CPU-focused fingerprint:
Tfgen.exe
Full Name: Text-to-Fingerprint Generator (implied) Product: Microsoft Windows Performance Toolkit (part of the Windows Assessment and Deployment Kit — ADK) Typical Path: C:\Program Files (x86)\Windows Kits\10\Assessment and Deployment Kit\Windows Performance Toolkit\ Publisher: Microsoft Corporation File Type: Console-mode executable (command line)
Tfgen.exe is a legitimate, digitally signed Microsoft tool. It is (i.e., not found in C:\Windows\System32 by default). It is installed only when a developer or administrator explicitly installs the Windows Performance Toolkit. Primary Purpose Tfgen.exe generates trace fingerprint files ( .pfx or .fpr ) from Event Tracing for Windows (ETW) trace logs ( .etl files). Tfgen.exe
tfgen.exe -i boot_trace.etl -o boot_cpu.pfx -a cpu | Tool | Role | |------|------| | xperf.exe | Captures ETW traces | | wpa.exe (Windows Performance Analyzer) | Visualizes traces and fingerprints | | tfgen.exe | Converts traces to analyzable fingerprints | | xbootmgr.exe | Automates boot trace capture (often calls tfgen internally) | Primary Purpose Tfgen
Example for CPU-focused fingerprint: