mirror of
https://github.com/dobin/SuperMega
synced 2026-06-02 17:27:10 +00:00
Dobin
139 lines
4.2 KiB
Python
139 lines
4.2 KiB
Python
import subprocess
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import os
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import pathlib
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import glob
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import logging
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from config import config
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from model.defs import *
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from observer import observer
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logger = logging.getLogger("Helper")
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SHC_VERIFY_SLEEP = 0.1
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def clean_files():
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logger.info("--( Remove old files")
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files_to_clean = [
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# compile artefacts in current dir
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"main-clean.obj",
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"main.obj",
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"mllink$.lnk",
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#"out/7z-verify.exe",
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#"out/wifiinfoview-verify.exe",
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#"out/procexp64-verify.exe",
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# out/ stuff
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os.path.join(build_dir, "main.asm"),
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os.path.join(build_dir, "main.bin"),
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os.path.join(build_dir, "main.c"),
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os.path.join(build_dir, "peb_lookup.h"),
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os.path.join(build_dir, "main.exe"),
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VerifyFilename,
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]
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for file in files_to_clean:
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pathlib.Path(file).unlink(missing_ok=True)
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def run_process_checkret(args, check=True):
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ret = subprocess.CompletedProcess("", 666)
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try:
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ret = subprocess.run(args, capture_output=True)
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except KeyboardInterrupt:
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logger.warn("Caught KeyboardInterrupt, exiting gracefully...")
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except subprocess.CalledProcessError as e:
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logger.warn(f"Command '{e.cmd}' returned non-zero exit status {e.returncode}.")
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# Handle the error case
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except Exception as e:
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logger.warn(f"An error occurred: {e}")
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# Handle other exceptions
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with open(f"{logs_dir}/cmdoutput.log", "ab") as f:
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cmd = "------------------------------------\n"
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cmd += "--- " + " ".join(args) + "\n"
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f.write(cmd.encode('utf-8'))
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if ret.stdout != None:
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observer.add_cmd_output(ret.stdout.decode('utf-8'))
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f.write(ret.stdout)
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if ret.stderr != None:
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observer.add_cmd_output(ret.stderr.decode('utf-8'))
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f.write(ret.stderr)
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if ret.returncode != 0 and check:
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logger.info("----! FAILED Command: {}".format(" ".join(args)))
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if ret.stdout != None:
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observer.add_cmd_output(ret.stdout.decode('utf-8'))
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logger.info(ret.stdout.decode('utf-8'))
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if ret.stderr != None:
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observer.add_cmd_output(ret.stderr.decode('utf-8'))
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logger.info(ret.stderr.decode('utf-8'))
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raise Exception("Command failed: " + " ".join(args))
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if config.ShowCommandOutput:
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logger.info("> " + " ".join(args))
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if ret.stdout != None:
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logger.info(ret.stdout.decode('utf-8'))
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if ret.stderr != None:
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logger.info(ret.stderr.decode('utf-8'))
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def try_start_shellcode(shc_file):
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logger.info("--[ Blindly execute shellcode: {}".format(shc_file))
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subprocess.run([
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config.get["path_runshc"],
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shc_file,
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])
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def file_readall_text(filepath) -> str:
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with open(filepath, "r") as f:
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data = f.read()
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return data
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def file_readall_binary(filepath) -> bytes:
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with open(filepath, "rb") as f:
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data = f.read()
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return data
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def rbrunmode_str(rbrunmode):
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rbrunmode = str(rbrunmode)
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if rbrunmode == "1":
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return "change address of entrypoint"
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elif rbrunmode == "2":
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return "hijack branching instruction in entrypoint"
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else:
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return "Invalid: {}".format(rbrunmode)
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def file_to_lf(filename):
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with open(filename, 'rb') as f:
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data = f.read()
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data = data.replace(b'\r\n', b'\n')
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with open(filename, 'wb') as f:
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f.write(data)
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def find_first_utf16_string_offset(data, min_len=8):
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current_string = bytearray()
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start_offset = None # To keep track of the start of the current string
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for i in range(0, len(data) - 1, 2):
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# Check if we have a valid character
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if data[i] != 0 or data[i+1] != 0:
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if start_offset is None: # Mark the start of a new string
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start_offset = i
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current_string += bytes([data[i], data[i+1]])
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else:
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if len(current_string) >= min_len * 2: # Check if the current string meets the minimum length
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return start_offset # Return the offset where the string starts
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current_string = bytearray()
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start_offset = None # Reset start offset for the next string
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return None # No string found that meets the criteria
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