Detour

• Uses Microsoft Detours to intercept functions
• Detour.exe injects a dll DetouredApis.dll into target process which hooks APIs
• Logs are emitted using OutputDebugString and can be viewed using Sysinternals DebugView

Setup

• clone the repo
• setup vcpkg as described here
• open the solution on VS 22, and hit Ctrl+Shift+B to build

Usage

• Detour.exe <targetprocess.exe> detouredapis.dll
• e.g.: Detour.exe" PerfCounterCpp.exe DetouredApis.dll
• it expects the dll detouredapis.dll to be in the same directory as Detour.exe
• If there are more instances of target exe, only one will be picked