mirror of
https://github.com/infinition/Bjorn.git
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b0584a1a8e
feat: Implement package management utilities with JSON endpoints for listing and uninstalling packages feat: Create plugin management utilities with endpoints for listing, configuring, and installing plugins feat: Develop schedule and trigger management utilities with CRUD operations for schedules and triggers
291 lines
11 KiB
Python
291 lines
11 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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"""web_enum.py - Gobuster-based web directory enumeration, results written to DB."""
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import re
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import socket
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import subprocess
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import threading
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import logging
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from typing import List, Dict, Tuple, Optional
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from shared import SharedData
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from logger import Logger
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# -------------------- Logger & module meta --------------------
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logger = Logger(name="web_enum.py", level=logging.DEBUG)
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b_class = "WebEnumeration"
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b_module = "web_enum"
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b_status = "WebEnumeration"
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b_port = 80
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b_service = '["http","https"]'
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b_trigger = 'on_any:["on_web_service","on_new_port:80","on_new_port:443","on_new_port:8080","on_new_port:8443","on_new_port:9443","on_new_port:8000","on_new_port:8888","on_new_port:81","on_new_port:5000","on_new_port:5001","on_new_port:7080","on_new_port:9080"]'
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b_parent = None
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b_priority = 90 # adjust if needed
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b_cooldown = 1800 # 30 minutes between runs
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b_rate_limit = '3/86400' # 3 times per day max
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b_enabled = 0
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# -------------------- Status parsing helpers --------------------
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VALID_STATUS_CODES = {
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200: "OK", 201: "Created", 204: "No Content",
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301: "Moved Permanently", 302: "Found (Temp Redirect)",
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303: "See Other", 307: "Temporary Redirect", 308: "Permanent Redirect",
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401: "Unauthorized", 403: "Forbidden", 405: "Method Not Allowed"
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}
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ANSI_RE = re.compile(r"\x1B\[[0-?]*[ -/]*[@-~]")
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CTL_RE = re.compile(r"[\x00-\x1F\x7F]") # non-printables
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# Gobuster "dir" line examples handled:
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# /admin (Status: 301) [Size: 310] [--> http://10.0.0.5/admin/]
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# /images (Status: 200) [Size: 12345]
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GOBUSTER_LINE = re.compile(
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r"""^(?P<path>\S+)\s*
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\(Status:\s*(?P<status>\d{3})\)\s*
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(?:\[Size:\s*(?P<size>\d+)\])?
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(?:\s*\[\-\-\>\s*(?P<redir>[^\]]+)\])?
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""",
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re.VERBOSE
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)
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class WebEnumeration:
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"""
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Orchestrates Gobuster web dir enum and writes normalized results into DB.
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In-memory only: no CSV, no temp files.
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"""
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def __init__(self, shared_data: SharedData):
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self.shared_data = shared_data
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self.gobuster_path = "/usr/bin/gobuster" # verify with `which gobuster`
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self.wordlist = self.shared_data.common_wordlist
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self.lock = threading.Lock()
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# ---- Sanity checks
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import os
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if not os.path.exists(self.gobuster_path):
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raise FileNotFoundError(f"Gobuster not found at {self.gobuster_path}")
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if not os.path.exists(self.wordlist):
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raise FileNotFoundError(f"Wordlist not found: {self.wordlist}")
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logger.info("WebEnumeration initialized (stdout mode, no files).")
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# -------------------- Utilities --------------------
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def _scheme_for_port(self, port: int) -> str:
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https_ports = {443, 8443, 9443, 10443, 9444, 5000, 5001, 7080, 9080}
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return "https" if int(port) in https_ports else "http"
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def _reverse_dns(self, ip: str) -> Optional[str]:
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try:
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name, _, _ = socket.gethostbyaddr(ip)
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return name
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except Exception:
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return None
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def _extract_identity(self, row: Dict) -> Tuple[str, Optional[str]]:
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"""Return (mac_address, hostname) from a row with tolerant keys."""
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mac = row.get("mac_address") or row.get("mac") or row.get("MAC") or ""
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hostname = row.get("hostname") or row.get("Hostname") or None
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return str(mac), (str(hostname) if hostname else None)
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# -------------------- DB Writer --------------------
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def _db_add_result(self,
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mac_address: str,
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ip: str,
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hostname: Optional[str],
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port: int,
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directory: str,
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status: int,
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size: int = 0,
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response_time: int = 0,
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content_type: Optional[str] = None,
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tool: str = "gobuster") -> None:
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"""Upsert a single record into `webenum`."""
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try:
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self.shared_data.db.execute("""
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INSERT INTO webenum (
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mac_address, ip, hostname, port, directory, status,
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size, response_time, content_type, tool, is_active
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) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, 1)
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ON CONFLICT(mac_address, ip, port, directory) DO UPDATE SET
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status = excluded.status,
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size = excluded.size,
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response_time = excluded.response_time,
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content_type = excluded.content_type,
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hostname = COALESCE(excluded.hostname, webenum.hostname),
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tool = COALESCE(excluded.tool, webenum.tool),
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last_seen = CURRENT_TIMESTAMP,
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is_active = 1
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""", (mac_address, ip, hostname, int(port), directory, int(status),
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int(size or 0), int(response_time or 0), content_type, tool))
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logger.debug(f"DB upsert: {ip}:{port}{directory} -> {status} (size={size})")
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except Exception as e:
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logger.error(f"DB insert error for {ip}:{port}{directory}: {e}")
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# -------------------- Gobuster runner (stdout) --------------------
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def _run_gobuster_stdout(self, url: str) -> Optional[str]:
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base_cmd = [
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self.gobuster_path, "dir",
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"-u", url,
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"-w", self.wordlist,
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"-t", "10",
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"--quiet",
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"--no-color",
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]
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def run(cmd):
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return subprocess.run(cmd, stdout=subprocess.PIPE, stderr=subprocess.PIPE, text=True)
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# Try with -z first
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cmd = base_cmd + ["-z"]
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logger.info(f"Running Gobuster on {url}...")
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try:
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res = run(cmd)
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if res.returncode == 0:
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logger.success(f"Gobuster OK on {url}")
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return res.stdout or ""
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# Fallback if -z is unknown
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if "unknown flag" in (res.stderr or "").lower() or "invalid" in (res.stderr or "").lower():
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logger.info("Gobuster doesn't support -z, retrying without it.")
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res2 = run(base_cmd)
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if res2.returncode == 0:
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logger.success(f"Gobuster OK on {url} (no -z)")
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return res2.stdout or ""
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logger.info(f"Gobuster failed on {url}: {res2.stderr.strip()}")
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return None
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logger.info(f"Gobuster failed on {url}: {res.stderr.strip()}")
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return None
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except Exception as e:
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logger.error(f"Gobuster exception on {url}: {e}")
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return None
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def _parse_gobuster_text(self, text: str) -> List[Dict]:
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"""
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Parse gobuster stdout lines into entries:
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{ 'path': '/admin', 'status': 301, 'size': 310, 'redirect': 'http://...'|None }
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"""
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entries: List[Dict] = []
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if not text:
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return entries
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for raw in text.splitlines():
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# 1) strip ANSI/control BEFORE regex
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line = ANSI_RE.sub("", raw)
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line = CTL_RE.sub("", line)
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line = line.strip()
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if not line:
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continue
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m = GOBUSTER_LINE.match(line)
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if not m:
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logger.debug(f"Unparsed line: {line}")
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continue
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# 2) extract all fields NOW
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path = m.group("path") or ""
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status = int(m.group("status"))
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size = int(m.group("size") or 0)
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redir = m.group("redir")
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# 3) normalize path
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if not path.startswith("/"):
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path = "/" + path
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path = "/" + path.strip("/")
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entries.append({
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"path": path,
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"status": status,
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"size": size,
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"redirect": redir.strip() if redir else None
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})
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logger.info(f"Parsed {len(entries)} entries from gobuster stdout")
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return entries
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# -------------------- Public API --------------------
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def execute(self, ip: str, port: int, row: Dict, status_key: str) -> str:
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"""
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Run gobuster on (ip,port), parse stdout, upsert each finding into DB.
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Returns: 'success' | 'failed' | 'interrupted'
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"""
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try:
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if self.shared_data.orchestrator_should_exit:
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logger.info("Interrupted before start (orchestrator flag).")
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return "interrupted"
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scheme = self._scheme_for_port(port)
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base_url = f"{scheme}://{ip}:{port}"
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logger.info(f"Enumerating {base_url} ...")
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self.shared_data.bjornorch_status = "WebEnumeration"
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if self.shared_data.orchestrator_should_exit:
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logger.info("Interrupted before gobuster run.")
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return "interrupted"
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stdout_text = self._run_gobuster_stdout(base_url)
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if stdout_text is None:
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return "failed"
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if self.shared_data.orchestrator_should_exit:
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logger.info("Interrupted after gobuster run (stdout captured).")
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return "interrupted"
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entries = self._parse_gobuster_text(stdout_text)
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if not entries:
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logger.warning(f"No entries for {base_url}.")
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return "success" # scan ran fine but no findings
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mac_address, hostname = self._extract_identity(row)
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if not hostname:
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hostname = self._reverse_dns(ip)
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for e in entries:
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self._db_add_result(
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mac_address=mac_address,
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ip=ip,
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hostname=hostname,
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port=port,
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directory=e["path"],
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status=e["status"],
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size=e.get("size", 0),
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response_time=0, # gobuster doesn't expose timing here
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content_type=None, # unknown here; a later HEAD/GET probe can fill it
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tool="gobuster"
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)
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return "success"
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except Exception as e:
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logger.error(f"Execute error on {ip}:{port}: {e}")
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return "failed"
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# -------------------- CLI mode (debug/manual) --------------------
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if __name__ == "__main__":
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shared_data = SharedData()
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try:
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web_enum = WebEnumeration(shared_data)
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logger.info("Starting web directory enumeration...")
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rows = shared_data.read_data()
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for row in rows:
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ip = row.get("IPs") or row.get("ip")
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if not ip:
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continue
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port = row.get("port") or 80
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logger.info(f"Execute WebEnumeration on {ip}:{port} ...")
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status = web_enum.execute(ip, int(port), row, "enum_web_directories")
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if status == "success":
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logger.success(f"Enumeration successful for {ip}:{port}.")
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elif status == "interrupted":
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logger.warning(f"Enumeration interrupted for {ip}:{port}.")
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break
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else:
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logger.failed(f"Enumeration failed for {ip}:{port}.")
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logger.info("Web directory enumeration completed.")
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except Exception as e:
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logger.error(f"General execution error: {e}")
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