IIS + sh.exe = fail

gistfile1.cs

<%@ Page Language="C#" Debug="true" %>

<%
    var exePath = @"C:\Program Files (x86)\Git\bin\sh.exe";
    var working = @"C:\Program Files (x86)\Git\bin";
    var args = "-c ls";
    
    var psi = new System.Diagnostics.ProcessStartInfo {
        FileName = exePath,
        WorkingDirectory = working,
        Arguments = args,
        UseShellExecute = false,
        RedirectStandardOutput = true
    };

    var process = System.Diagnostics.Process.Start(psi);
    process.WaitForExit();

    var output = process.StandardOutput.ReadToEnd();
    Response.Write(output);
%>