From 0370da327bad2b09536480dc911d57ba1ffa463b Mon Sep 17 00:00:00 2001
From: ssvine <79405160+ssvine@users.noreply.github.com>
Date: Tue, 30 Dec 2025 15:18:44 +0300
Subject: [PATCH] Fix setting argument of a WOW64 thread

---
 src/windows-emulator/emulator_thread.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/windows-emulator/emulator_thread.cpp b/src/windows-emulator/emulator_thread.cpp
index 16320137..42eb9ae8 100644
--- a/src/windows-emulator/emulator_thread.cpp
+++ b/src/windows-emulator/emulator_thread.cpp
@@ -443,6 +443,7 @@ void emulator_thread::setup_registers(x86_64_emulator& emu, const process_contex
             if (context.rtl_user_thread_start32.has_value())
             {
                 ctx.Context.Eip = static_cast<uint32_t>(context.rtl_user_thread_start32.value());
+                ctx.Context.Ebx = static_cast<uint32_t>(this->argument);
             }
         });