Merge branch 'main' of https://git.mamahaha.work/sangge/BackDoorBuster into feature/pyc-detection
This commit is contained in:
426
detection/__main__.py
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426
detection/__main__.py
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@@ -0,0 +1,426 @@
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import os
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from typing import Dict, List, Tuple, Optional
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from reportlab.lib.pagesizes import letter
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from reportlab.lib.styles import getSampleStyleSheet
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from reportlab.platypus import Paragraph, Spacer, SimpleDocTemplate
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from .Regexdetection import find_dangerous_functions
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from .GPTdetection import detectGPT
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from .pyc_detection import disassemble_pyc
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from .utils import *
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import sys
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from colorama import init, Fore, Style
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SUPPORTED_EXTENSIONS = {".py", ".js", ".cpp", ".pyc"}
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OUTPUT_FORMATS = ["html", "md", "txt", "pdf"]
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ORDERS = [
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"__import__",
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"system",
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"exec",
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"popen",
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"eval",
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"subprocess",
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"__getattribute__",
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"getattr",
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"child_process",
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]
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# Initialize colorama
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init(autoreset=True)
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ORANGE = "\033[38;5;214m"
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CYAN = Fore.CYAN
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def supports_color() -> bool:
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"""
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Checks if the running terminal supports color output.
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Returns:
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bool: True if the terminal supports color, False otherwise.
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"""
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# Windows support
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if sys.platform == "win32":
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return True
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# Check if output is a TTY (terminal)
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if hasattr(sys.stdout, "isatty") and sys.stdout.isatty():
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return True
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return False
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def supports_emoji() -> bool:
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"""
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Checks if the running terminal supports emoji output.
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Returns:
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bool: True if the terminal supports emoji, False otherwise.
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"""
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# This is a simple check. Modern terminals typically support emoji.
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return sys.platform != "win32" or os.getenv("WT_SESSION") is not None
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def highlight_orders(line: str, risk_level: str, use_color: bool) -> str:
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"""
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Highlights specific orders in the line based on risk level.
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Args:
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line (str): The line to highlight.
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risk_level (str): The risk level of the line ("high", "medium", "low").
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use_color (bool): Whether to use color for highlighting.
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Returns:
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str: The highlighted line.
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"""
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risk_colors = {
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"high": Fore.RED,
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"medium": Fore.YELLOW,
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"low": CYAN,
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}
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color = risk_colors.get(risk_level, Fore.WHITE) if use_color else ""
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reset = Style.RESET_ALL if use_color else ""
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for order in ORDERS:
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line = line.replace(order, f"{color}{order}{reset}")
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return line
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def generate_text_content(results: Dict[str, List[Tuple[int, str]]]) -> str:
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"""
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Generates a formatted text report for security analysis results.
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Args:
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results (Dict[str, List[Tuple[int, str]]]): The security analysis results categorized by risk levels.
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Returns:
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str: The formatted text report as a string.
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"""
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use_color = supports_color()
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use_emoji = supports_emoji()
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text_output = "Security Analysis Report\n"
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text_output += "=" * 30 + "\n\n"
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for risk_level, entries in results.items():
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if entries and risk_level != "none":
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risk_color = (
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{
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"high": Fore.RED,
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"medium": Fore.YELLOW,
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"low": Fore.GREEN,
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}.get(risk_level, Fore.WHITE)
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if use_color
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else ""
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)
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risk_title = (
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{
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"High": "👹",
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"Medium": "👾",
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"Low": "👻",
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}
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if use_emoji
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else {
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"High": "",
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"Medium": "",
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"Low": "",
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}
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)
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text_output += f"{risk_color}{risk_level.capitalize()} Risk{risk_title[risk_level.capitalize()]}:{Style.RESET_ALL if use_color else ''}\n"
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text_output += "-" * (len(risk_level) + 6) + "\n"
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for line_num, line in entries:
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line = highlight_orders(line, risk_level, use_color)
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line_text = f"{Style.RESET_ALL if use_color else ''} {Fore.GREEN if use_color else ''}{line_num}{Style.RESET_ALL if use_color else ''}: {line}{Style.RESET_ALL if use_color else ''}\n"
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text_output += line_text
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text_output += "\n"
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return text_output
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def output_results(
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results: Dict[str, List[Tuple[int, str]]],
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output_format: str,
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output_file: Optional[str] = None,
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) -> None:
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"""
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Outputs the security analysis results in the specified format.
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Args:
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results (Dict[str, List[Tuple[int, str]]]): The security analysis results categorized by risk levels.
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output_format (str): The format to output the results in. Supported formats: "pdf", "html", "md", "txt".
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output_file (Optional[str]): The name of the file to save the output. If None, prints to the terminal.
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"""
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OUTPUT_FORMATS = {"pdf", "html", "md", "txt"}
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if output_file:
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file_name, file_ext = os.path.splitext(output_file)
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if output_format not in OUTPUT_FORMATS:
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output_format = "txt"
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output_file = f"{file_name}.txt"
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results_dir = os.path.dirname(output_file)
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if not os.path.exists(results_dir) and results_dir != "":
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os.makedirs(results_dir)
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if output_format == "pdf":
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output_pdf(results, output_file)
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elif output_format == "html":
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output_html(results, output_file)
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elif output_format == "md":
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output_markdown(results, output_file)
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else: # Default to txt
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output_text(results, output_file)
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else:
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# If no output file is specified, default to text output to the terminal.
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txt_output = generate_text_content(results)
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print(txt_output)
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def output_pdf(results: Dict[str, List[Tuple[int, str]]], file_name):
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doc = SimpleDocTemplate(file_name, pagesize=letter)
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story = []
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styles = getSampleStyleSheet()
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# Add the title centered
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title_style = styles["Title"]
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title_style.alignment = 1 # Center alignment
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title = Paragraph("Security Analysis Report", title_style)
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story.append(title)
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story.append(Spacer(1, 20)) # Space after title
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# Add risk levels and entries
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normal_style = styles["BodyText"]
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for risk_level, entries in results.items():
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if risk_level != "none":
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story.append(
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Paragraph(f"{risk_level.capitalize()} Risk:", styles["Heading2"])
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)
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for line_num, line in entries:
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entry = Paragraph(f"Line {line_num}: {line}", normal_style)
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story.append(entry)
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story.append(Spacer(1, 12)) # Space between sections
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doc.build(story)
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def output_html(results: Dict[str, List[Tuple[int, str]]], file_name=None):
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"""
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Generates an HTML report for security analysis results.
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Args:
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results (Dict[str, List[Tuple[int, str]]]): The security analysis results categorized by risk levels.
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file_name (Optional[str]): The name of the file to save the HTML output. If None, returns the HTML string.
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Returns:
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Optional[str]: The HTML string if file_name is None, otherwise None.
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"""
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html_output = """
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<html>
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<head>
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<meta charset="UTF-8">
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<meta name="viewport" content="width=device-width, initial-scale=1.0">
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<link rel="icon" href="https://s2.loli.net/2024/05/30/WDc6MekjbuCU9Qo.png">
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<title>Security Analysis Report</title>
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<style>
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body {
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background-image: url('https://s2.loli.net/2024/05/30/85Mv7leB2IRWNp6.jpg');
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background-size: 100%, auto;
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background-attachment: fixed;
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font-family: Arial, sans-serif;
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}
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h1, h2 {
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color: white;
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}
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ul {
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list-style-type: none;
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padding: 0;
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}
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li {
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background: rgba(255, 255, 255, 0.8);
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margin: 5px 0;
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padding: 10px;
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border-radius: 5px;
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}
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</style>
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</head>
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<body>
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<h1>Security Analysis Report</h1>
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"""
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for risk_level, entries in results.items():
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if risk_level != "none":
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risk_title = {
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"High": f"<h2>{risk_level.capitalize()} Risk👹</h2><ul>",
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"Medium": f"<h2>{risk_level.capitalize()} Risk👾</h2><ul>",
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"Low": f"<h2>{risk_level.capitalize()} Risk👻</h2><ul>",
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}
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html_output += risk_title[risk_level.capitalize()]
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for line_num, line in entries:
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html_output += f"<li>{line_num}: {line}</li>"
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html_output += "</ul>"
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html_output += "</body></html>"
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if file_name:
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with open(file_name, "w", encoding="utf-8") as file:
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file.write(html_output)
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return None
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else:
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return html_output
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def output_markdown(results: Dict[str, List[Tuple[int, str]]], file_name=None):
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"""
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Generates a Markdown report for security analysis results.
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Args:
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results (Dict[str, List[Tuple[int, str]]]): The security analysis results categorized by risk levels.
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file_name (Optional[str]): The name of the file to save the Markdown output. If None, returns the Markdown string.
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Returns:
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Optional[str]: The Markdown string if file_name is None, otherwise None.
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"""
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md_output = "# Security Analysis Report\n\n"
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for risk_level, entries in results.items():
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if risk_level != "none":
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md_output += f"## {risk_level.capitalize()} Risk\n\n"
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md_output += "| Line Number | Description |\n"
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md_output += "|-------------|-------------|\n"
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for line_num, line in entries:
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md_output += f"| {line_num} | {line} |\n"
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md_output += "\n"
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if file_name:
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with open(file_name, "w") as file:
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file.write(md_output)
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return None
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else:
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return md_output
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def output_text(results: Dict[str, List[Tuple[int, str]]], file_name=None):
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"""
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Generates a plain text report for security analysis results.
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Args:
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results (Dict[str, List[Tuple[int, str]]]): The security analysis results categorized by risk levels.
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file_name (Optional[str]): The name of the file to save the text output. If None, returns the text string.
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Returns:
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Optional[str]: The text string if file_name is None, otherwise None.
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"""
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text_output = "Security Analysis Report\n"
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text_output += "=" * len("Security Analysis Report") + "\n\n"
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for risk_level, entries in results.items():
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if risk_level != "none":
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text_output += f"{risk_level.capitalize()} Risk:\n"
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text_output += "-" * len(f"{risk_level.capitalize()} Risk:") + "\n"
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for line_num, line in entries:
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text_output += f" Line {line_num}: {line}\n"
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text_output += "\n"
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if file_name:
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with open(file_name, "w") as file:
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file.write(text_output)
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return None
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else:
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return text_output
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def checkModeAndDetect(mode: str, filePath: str, fileExtension: str, pycdc_addr: str):
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# TODO:添加更多方式，这里提高代码的复用性和扩展性
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if fileExtension == ".pyc":
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# 反汇编pyc文件
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file_content = disassemble_pyc(filePath, pycdc_addr)
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if mode == "regex":
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return find_dangerous_functions(file_content, fileExtension)
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elif mode == "llm":
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return detectGPT(file_content)
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else:
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||||
return find_dangerous_functions(file_content, fileExtension)
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else:
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file_content = read_file_content(filePath)
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||||
if mode == "regex":
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||||
return find_dangerous_functions(file_content, fileExtension)
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||||
elif mode == "llm":
|
||||
return detectGPT(file_content)
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||||
else:
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||||
return find_dangerous_functions(file_content, fileExtension)
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||||
|
||||
|
||||
def process_path(
|
||||
path: str, output_format: str, mode: str, pycdc_addr: str, output_file=None
|
||||
):
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||||
results = {"high": [], "medium": [], "low": [], "none": []}
|
||||
if os.path.isdir(path):
|
||||
for root, dirs, files in os.walk(path):
|
||||
for file in files:
|
||||
file_extension = os.path.splitext(file)[1]
|
||||
if file_extension in SUPPORTED_EXTENSIONS:
|
||||
file_path = os.path.join(root, file)
|
||||
file_results = checkModeAndDetect(
|
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mode, file_path, file_extension, pycdc_addr
|
||||
)
|
||||
for key in file_results:
|
||||
if key != "none": # Exclude 'none' risk level
|
||||
results[key].extend(
|
||||
[
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||||
(f"{file_path}: Line {line_num}", line)
|
||||
for line_num, line in file_results[key]
|
||||
]
|
||||
)
|
||||
elif os.path.isfile(path):
|
||||
file_extension = os.path.splitext(path)[1]
|
||||
if file_extension in SUPPORTED_EXTENSIONS:
|
||||
file_results = checkModeAndDetect(mode, path, file_extension, pycdc_addr)
|
||||
for key in file_results:
|
||||
if key != "none": # Exclude 'none' risk level
|
||||
results[key].extend(
|
||||
[
|
||||
(f"{path}: Line {line_num}", line)
|
||||
for line_num, line in file_results[key]
|
||||
]
|
||||
)
|
||||
else:
|
||||
print("Unsupported file type.")
|
||||
return
|
||||
else:
|
||||
print("Invalid path.")
|
||||
sys.exit(1)
|
||||
|
||||
output_results(results, output_format, output_file)
|
||||
|
||||
|
||||
def main():
|
||||
import argparse
|
||||
|
||||
parser = argparse.ArgumentParser(
|
||||
description="Backdoor detection tool.", prog="detection"
|
||||
)
|
||||
parser.add_argument("path", help="Path to the code to analyze")
|
||||
parser.add_argument("-o", "--output", help="Output file path", default=None)
|
||||
parser.add_argument(
|
||||
"-m", "--mode", help="Mode of operation:[regex,llm]", default="regex"
|
||||
)
|
||||
parser.add_argument(
|
||||
"-p", "--pycdc", help="Path to pycdc.exe to decompile", default=None
|
||||
)
|
||||
args = parser.parse_args()
|
||||
output_format = "txt" # Default output format
|
||||
output_file = None
|
||||
if args.output:
|
||||
_, ext = os.path.splitext(args.output)
|
||||
ext = ext.lower()
|
||||
if ext in [".html", ".md", ".txt", ".pdf"]:
|
||||
output_format = ext.replace(".", "")
|
||||
output_file = args.output
|
||||
else:
|
||||
print(
|
||||
"Your input file format was incorrect, the output has been saved as a TXT file."
|
||||
)
|
||||
output_file = args.output.rsplit(".", 1)[0] + ".txt"
|
||||
# 如果未指定输出文件，则输出到 stdout；否则写入文件
|
||||
process_path(args.path, output_format, args.mode, args.pycdc, output_file)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
@@ -1,210 +0,0 @@
|
||||
import os
|
||||
from typing import Dict, List, Tuple
|
||||
from reportlab.lib.pagesizes import letter
|
||||
from reportlab.lib.styles import getSampleStyleSheet
|
||||
from reportlab.platypus import Paragraph, Spacer, SimpleDocTemplate
|
||||
from .Regexdetection import find_dangerous_functions
|
||||
from .GPTdetection import detectGPT
|
||||
from .utils import *
|
||||
from .pyc_detection import disassemble_pyc
|
||||
import sys
|
||||
|
||||
SUPPORTED_EXTENSIONS = {".py", ".js", ".cpp", ".pyc"}
|
||||
OUTPUT_FORMATS = ["html", "md", "txt", "pdf"]
|
||||
|
||||
|
||||
def generate_text_content(results):
|
||||
text_output = "Security Analysis Report\n"
|
||||
for risk_level, entries in results.items():
|
||||
if entries and risk_level != "none":
|
||||
text_output += f"{risk_level.capitalize()} Risk:\n"
|
||||
for line_num, line in entries:
|
||||
text_output += f" Line {line_num}: {line}\n"
|
||||
return text_output
|
||||
|
||||
|
||||
def output_results(results, output_format, output_file=None):
|
||||
if output_file:
|
||||
file_name = os.path.splitext(output_file)
|
||||
if output_format not in OUTPUT_FORMATS:
|
||||
output_format = "txt"
|
||||
output_file = f"{file_name}.txt"
|
||||
results_dir = os.path.dirname(output_file)
|
||||
if not os.path.exists(results_dir):
|
||||
os.makedirs(results_dir)
|
||||
if output_format == "pdf":
|
||||
output_pdf(results, output_file)
|
||||
elif output_format == "html":
|
||||
output_html(results, output_file)
|
||||
elif output_format == "md":
|
||||
output_markdown(results, output_file)
|
||||
else: # Default to txt
|
||||
output_text(results, output_file)
|
||||
else:
|
||||
# If no output file is specified, default to text output to the terminal.
|
||||
txt_output = generate_text_content(results)
|
||||
print(txt_output)
|
||||
|
||||
|
||||
def output_pdf(results: Dict[str, List[Tuple[int, str]]], file_name):
|
||||
doc = SimpleDocTemplate(file_name, pagesize=letter)
|
||||
story = []
|
||||
styles = getSampleStyleSheet()
|
||||
|
||||
# Add the title centered
|
||||
title_style = styles["Title"]
|
||||
title_style.alignment = 1 # Center alignment
|
||||
title = Paragraph("Security Analysis Report", title_style)
|
||||
story.append(title)
|
||||
story.append(Spacer(1, 20)) # Space after title
|
||||
|
||||
# Add risk levels and entries
|
||||
normal_style = styles["BodyText"]
|
||||
for risk_level, entries in results.items():
|
||||
if risk_level != "none":
|
||||
story.append(
|
||||
Paragraph(f"{risk_level.capitalize()} Risk:", styles["Heading2"])
|
||||
)
|
||||
for line_num, line in entries:
|
||||
entry = Paragraph(f"Line {line_num}: {line}", normal_style)
|
||||
story.append(entry)
|
||||
story.append(Spacer(1, 12)) # Space between sections
|
||||
|
||||
doc.build(story)
|
||||
|
||||
|
||||
def output_html(results: Dict[str, List[Tuple[int, str]]], file_name=None):
|
||||
html_output = "<html><head><title>Security Analysis Report</title></head><body>"
|
||||
html_output += "<h1>Security Analysis Report</h1>"
|
||||
for risk_level, entries in results.items():
|
||||
if risk_level != "none":
|
||||
html_output += f"<h2>{risk_level.capitalize()} Risk</h2><ul>"
|
||||
for line_num, line in entries:
|
||||
html_output += f"<li>{line_num}: {line}</li>"
|
||||
html_output += "</ul>"
|
||||
html_output += "</body></html>"
|
||||
if file_name:
|
||||
with open(file_name, "w") as file:
|
||||
file.write(html_output)
|
||||
else:
|
||||
return html_output
|
||||
|
||||
|
||||
def output_markdown(results: Dict[str, List[Tuple[int, str]]], file_name=None):
|
||||
md_output = "# Security Analysis Report\n"
|
||||
for risk_level, entries in results.items():
|
||||
if risk_level != "none":
|
||||
md_output += f"## {risk_level.capitalize()} Risk\n"
|
||||
for line_num, line in entries:
|
||||
md_output += f"- {line_num}: {line}\n"
|
||||
if file_name:
|
||||
with open(file_name, "w") as file:
|
||||
file.write(md_output)
|
||||
else:
|
||||
return md_output
|
||||
|
||||
|
||||
def output_text(results: Dict[str, List[Tuple[int, str]]], file_name=None):
|
||||
text_output = "Security Analysis Report\n"
|
||||
for risk_level, entries in results.items():
|
||||
if risk_level != "none":
|
||||
text_output += f"{risk_level.capitalize()} Risk:\n"
|
||||
for line_num, line in entries:
|
||||
text_output += f" {line_num}: {line}\n"
|
||||
if file_name:
|
||||
with open(file_name, "w") as file:
|
||||
file.write(text_output)
|
||||
else:
|
||||
return text_output
|
||||
|
||||
|
||||
def checkModeAndDetect(mode: str, filePath: str, fileExtension: str):
|
||||
# TODO:添加更多方式，这里提高代码的复用性和扩展性
|
||||
if fileExtension == ".pyc":
|
||||
# 反汇编pyc文件
|
||||
file_content = disassemble_pyc(filePath)
|
||||
if mode == "regex":
|
||||
return find_dangerous_functions(file_content, fileExtension)
|
||||
elif mode == "llm":
|
||||
return detectGPT(file_content)
|
||||
else:
|
||||
return find_dangerous_functions(file_content, fileExtension)
|
||||
else:
|
||||
file_content = read_file_content(filePath)
|
||||
if mode == "regex":
|
||||
return find_dangerous_functions(file_content, fileExtension)
|
||||
elif mode == "llm":
|
||||
return detectGPT(file_content)
|
||||
else:
|
||||
return find_dangerous_functions(file_content, fileExtension)
|
||||
|
||||
|
||||
def process_path(path: str, output_format: str, mode: str, output_file=None):
|
||||
results = {"high": [], "medium": [], "low": [], "none": []}
|
||||
if os.path.isdir(path):
|
||||
for root, dirs, files in os.walk(path):
|
||||
for file in files:
|
||||
file_extension = os.path.splitext(file)[1]
|
||||
if file_extension in SUPPORTED_EXTENSIONS:
|
||||
file_path = os.path.join(root, file)
|
||||
|
||||
file_results = checkModeAndDetect(mode, file_path, file_extension)
|
||||
for key in file_results:
|
||||
if key != "none": # Exclude 'none' risk level
|
||||
results[key].extend(
|
||||
[
|
||||
(f"{file_path}: Line {line_num}", line)
|
||||
for line_num, line in file_results[key]
|
||||
]
|
||||
)
|
||||
elif os.path.isfile(path):
|
||||
file_extension = os.path.splitext(path)[1]
|
||||
if file_extension in SUPPORTED_EXTENSIONS:
|
||||
file_results = checkModeAndDetect(mode, path, file_extension)
|
||||
for key in file_results:
|
||||
if key != "none": # Exclude 'none' risk level
|
||||
results[key].extend(
|
||||
[
|
||||
(f"{path}: Line {line_num}", line)
|
||||
for line_num, line in file_results[key]
|
||||
]
|
||||
)
|
||||
else:
|
||||
print("Unsupported file type.")
|
||||
return
|
||||
else:
|
||||
print("Invalid path.")
|
||||
sys.exit(1)
|
||||
|
||||
output_results(results, output_format, output_file)
|
||||
|
||||
|
||||
def main():
|
||||
import argparse
|
||||
|
||||
parser = argparse.ArgumentParser(description="Backdoor detection tool.")
|
||||
parser.add_argument("path", help="Path to the code to analyze")
|
||||
parser.add_argument("-o", "--output", help="Output file path", default=None)
|
||||
parser.add_argument(
|
||||
"-m", "--mode", help="Mode of operation:[regex,llm]", default="regex"
|
||||
)
|
||||
args = parser.parse_args()
|
||||
output_format = "txt" # Default output format
|
||||
output_file = None
|
||||
if args.output:
|
||||
_, ext = os.path.splitext(args.output)
|
||||
ext = ext.lower()
|
||||
if ext in [".html", ".md", ".txt", ".pdf"]:
|
||||
output_format = ext.replace(".", "")
|
||||
output_file = args.output
|
||||
else:
|
||||
print(
|
||||
"Your input file format was incorrect, the output has been saved as a TXT file."
|
||||
)
|
||||
output_file = args.output.rsplit(".", 1)[0] + ".txt"
|
||||
# 如果未指定输出文件，则输出到 stdout；否则写入文件
|
||||
process_path(args.path, output_format, args.mode, output_file)
|
||||
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
@@ -1,9 +1,36 @@
|
||||
from typing import List, Tuple
|
||||
import uncompyle6
|
||||
import io
|
||||
import os
|
||||
import subprocess
|
||||
|
||||
|
||||
def disassemble_pyc(file_path: str) -> str:
|
||||
def run_pycdc(exe_path: str, pyc_file: str) -> str:
|
||||
"""
|
||||
Executes pycdc.exe with the given .pyc file using a command line string and captures the output.
|
||||
|
||||
Args:
|
||||
exe_path (str): Path to the pycdc.exe executable.
|
||||
pyc_file (str): Path to the .pyc file to decompile.
|
||||
|
||||
Returns:
|
||||
str: Output from pycdc.exe.
|
||||
"""
|
||||
if not os.path.isfile(exe_path):
|
||||
print(f"ERROR: The specified pycdc.exe path is not valid: {exe_path}")
|
||||
print("Please check your pycdc path.")
|
||||
exit(1)
|
||||
|
||||
command = f'"{exe_path}" "{pyc_file}"'
|
||||
result = subprocess.run(command, capture_output=True, text=True, shell=True)
|
||||
|
||||
if result.returncode != 0:
|
||||
raise Exception(f"Error running pycdc.exe: {result.stderr}")
|
||||
|
||||
return result.stdout
|
||||
|
||||
|
||||
def disassemble_pyc(file_path: str, pycdc_addr=None) -> str:
|
||||
"""
|
||||
Disassembles a .pyc file using uncompyle6.
|
||||
|
||||
@@ -18,5 +45,11 @@ def disassemble_pyc(file_path: str) -> str:
|
||||
uncompyle6.main.decompile_file(file_path, output)
|
||||
return output.getvalue()
|
||||
except Exception as e:
|
||||
print(f"Error occurred while disassembling: {e}")
|
||||
return ""
|
||||
if pycdc_addr is None:
|
||||
print(
|
||||
"ERROR: For Python 3.11 and above, you need to install pycdc and compile it yourself to obtain pycdc.exe."
|
||||
)
|
||||
print("repo: https://github.com/zrax/pycdc.git")
|
||||
exit(1)
|
||||
else:
|
||||
return run_pycdc(pycdc_addr, file_path)
|
||||
|
||||
Reference in New Issue
Block a user