mirror of
https://github.com/dobin/SuperMega
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Dobin
45 lines
1.4 KiB
Python
45 lines
1.4 KiB
Python
import logging
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from model import *
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from config import config
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from observer import observer
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from pe.pehelper import *
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from helper import *
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logger = logging.getLogger("Assembler")
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def asm_to_shellcode(asm_in: FilePath, build_exe: FilePath) -> bytes:
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"""Takes ASM source file asm_in, compiles it into build_exe, extracts its code section and write into shellcode_out"""
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logger.info("--[ Assemble to exe: {} -> {}".format(asm_in, build_exe))
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run_process_checkret([
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config.get("path_ml64"),
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asm_in,
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"/link",
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"/OUT:{}".format(build_exe),
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"/entry:AlignRSP" # "/entry:main",
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])
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if not os.path.isfile(build_exe):
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raise Exception("Compiling failed")
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code = extract_code_from_exe_file(build_exe)
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return code
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def merge_loader_payload(
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shellcode_in: bytes,
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payload_data: bytes,
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decoder_style: DecoderStyle
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) -> bytes:
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if decoder_style == DecoderStyle.PLAIN_1:
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# Nothing to do
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pass
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elif decoder_style == DecoderStyle.XOR_1:
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xor_key = config.xor_key
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logger.info("---[ XOR payload with key 0x{:X}".format(xor_key))
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payload_data = bytes([byte ^ xor_key for byte in payload_data])
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logger.info("---[ Size: Carrier: {} and Payload: {} Sum: {} ".format(
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len(shellcode_in), len(payload_data), len(shellcode_in)+len(payload_data)))
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return shellcode_in + payload_data
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