diff --git a/src/native/managed/cdac/mscordaccore_universal/Legacy/SOSDacImpl.cs b/src/native/managed/cdac/mscordaccore_universal/Legacy/SOSDacImpl.cs
index 6d3d6b730262fd..6aaffb5f82a219 100644
--- a/src/native/managed/cdac/mscordaccore_universal/Legacy/SOSDacImpl.cs
+++ b/src/native/managed/cdac/mscordaccore_universal/Legacy/SOSDacImpl.cs
@@ -470,7 +470,53 @@ int ISOSDacInterface.GetAssemblyModuleList(ClrDataAddress assembly, uint count,
 
     }
     int ISOSDacInterface.GetAssemblyName(ClrDataAddress assembly, uint count, char* name, uint* pNeeded)
-        => _legacyImpl is not null ? _legacyImpl.GetAssemblyName(assembly, count, name, pNeeded) : HResults.E_NOTIMPL;
+    {
+        int hr = HResults.S_OK;
+        try
+        {
+            if (name is not null)
+                name[0] = '\0';
+            Contracts.ILoader contract = _target.Contracts.Loader;
+            Contracts.ModuleHandle handle = contract.GetModuleHandleFromAssemblyPtr(assembly.ToTargetPointer(_target));
+            string path = contract.GetPath(handle);
+
+            // Return not implemented for empty paths for non-reflection emit assemblies (for example, loaded from memory)
+            if (string.IsNullOrEmpty(path))
+            {
+                Contracts.ModuleFlags flags = contract.GetFlags(handle);
+                if (!flags.HasFlag(Contracts.ModuleFlags.ReflectionEmit))
+                    hr = HResults.E_NOTIMPL;
+                else
+                    hr = HResults.E_FAIL;
+            }
+
+            OutputBufferHelpers.CopyStringToBuffer(name, count, pNeeded, path);
+        }
+        catch (System.Exception ex)
+        {
+            hr = ex.HResult;
+        }
+
+#if DEBUG
+        if (_legacyImpl is not null)
+        {
+            char[] fileNameLocal = new char[count];
+            uint neededLocal;
+            int hrLocal;
+            fixed (char* ptr = fileNameLocal)
+            {
+                hrLocal = _legacyImpl.GetAssemblyName(assembly, count, ptr, &neededLocal);
+            }
+            Debug.Assert(hrLocal == hr, $"cDAC: {hr:x}, DAC: {hrLocal:x}");
+            if (hr == HResults.S_OK)
+            {
+                Debug.Assert(pNeeded == null || *pNeeded == neededLocal);
+                Debug.Assert(name == null || new ReadOnlySpan<char>(fileNameLocal, 0, (int)neededLocal - 1).SequenceEqual(new string(name)));
+            }
+        }
+#endif
+        return hr;
+    }
     int ISOSDacInterface.GetCCWData(ClrDataAddress ccw, void* data)
         => _legacyImpl is not null ? _legacyImpl.GetCCWData(ccw, data) : HResults.E_NOTIMPL;
     int ISOSDacInterface.GetCCWInterfaces(ClrDataAddress ccw, uint count, void* interfaces, uint* pNeeded)