diff --git a/cxx-shared/cxx-shared.vcxitems b/cxx-shared/cxx-shared.vcxitems
index 081badd..176a9e5 100644
--- a/cxx-shared/cxx-shared.vcxitems
+++ b/cxx-shared/cxx-shared.vcxitems
@@ -18,6 +18,7 @@
+
\ No newline at end of file
diff --git a/cxx-shared/shared/native.hpp b/cxx-shared/shared/native.hpp
new file mode 100644
index 0000000..fe880a9
--- /dev/null
+++ b/cxx-shared/shared/native.hpp
@@ -0,0 +1,31 @@
+#pragma once
+#include
+#include
+
+#pragma pack(push, 1)
+namespace native {
+ class PEB {
+ public:
+ std::uint8_t inherited_address_space;
+ std::uint8_t read_image_file_exec_options;
+ /// - we don't need other fields
+ };
+
+ static_assert(offsetof(PEB, read_image_file_exec_options) == 1);
+
+ inline PEB* get_peb() {
+ static auto function = reinterpret_cast(GetProcAddress(GetModuleHandleA("ntdll.dll"), "RtlGetCurrentPeb"));
+
+ if (function == nullptr) {
+ throw std::runtime_error("no RtlGetCurrentPeb");
+ }
+
+ static auto result = function();
+ if (result == nullptr) [[unlikely]] {
+ throw std::runtime_error("no peb");
+ }
+
+ return result;
+ }
+} // namespace native
+#pragma pack(pop)
diff --git a/defendnot-loader/core/inject.cpp b/defendnot-loader/core/inject.cpp
index 6cf26fe..0f2c2db 100644
--- a/defendnot-loader/core/inject.cpp
+++ b/defendnot-loader/core/inject.cpp
@@ -1,6 +1,8 @@
#include "core/core.hpp"
#include "shared/defer.hpp"
+#include "shared/native.hpp"
+
#include
#include
@@ -19,6 +21,9 @@ namespace loader {
.bInheritHandle = TRUE,
};
+ /// \xref: https://github.com/es3n1n/defendnot/issues/7#issuecomment-2874903650
+ native::get_peb()->read_image_file_exec_options = 0;
+
std::println("** booting {}", proc_name);
if (!CreateProcessA(nullptr, const_cast(proc_name.data()), &sa, &sa, FALSE, CREATE_SUSPENDED, nullptr, nullptr, &si, &pi)) {
throw std::runtime_error(std::format("unable to create process: {}", GetLastError()));