added random SQL errors, random server errors, XSS baits

This commit is contained in:
Patrick Di Fazio
2026-01-03 17:14:58 +01:00
parent bf73bc7e2c
commit 5f8bb73546
11 changed files with 589 additions and 13 deletions

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src/data/krawl.db Normal file

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@@ -6,6 +6,7 @@ import time
from datetime import datetime
from http.server import BaseHTTPRequestHandler
from typing import Optional, List
from urllib.parse import urlparse, parse_qs
from config import Config
from tracker import AccessTracker
@@ -16,6 +17,9 @@ from generators import (
api_response, directory_listing
)
from wordlists import get_wordlists
from sql_errors import generate_sql_error_response, get_sql_response_with_data
from xss_detector import detect_xss_pattern, generate_xss_response
from server_errors import generate_server_error
class Handler(BaseHTTPRequestHandler):
@@ -67,6 +71,67 @@ class Handler(BaseHTTPRequestHandler):
if not error_codes:
error_codes = [400, 401, 403, 404, 500, 502, 503]
return random.choice(error_codes)
def _parse_query_string(self) -> str:
"""Extract query string from the request path"""
parsed = urlparse(self.path)
return parsed.query
def _handle_sql_endpoint(self, path: str) -> bool:
"""
Handle SQL injection honeypot endpoints.
Returns True if the path was handled, False otherwise.
"""
# SQL-vulnerable endpoints
sql_endpoints = ['/api/search', '/api/sql', '/api/database']
base_path = urlparse(path).path
if base_path not in sql_endpoints:
return False
try:
# Get query parameters
query_string = self._parse_query_string()
# Log SQL injection attempt
client_ip = self._get_client_ip()
user_agent = self._get_user_agent()
# Always check for SQL injection patterns
error_msg, content_type, status_code = generate_sql_error_response(query_string or "")
if error_msg:
# SQL injection detected - log and return error
self.access_logger.warning(f"[SQL INJECTION DETECTED] {client_ip} - {base_path} - Query: {query_string[:100] if query_string else 'empty'}")
self.send_response(status_code)
self.send_header('Content-type', content_type)
self.end_headers()
self.wfile.write(error_msg.encode())
else:
# No injection detected - return fake data
self.access_logger.info(f"[SQL ENDPOINT] {client_ip} - {base_path} - Query: {query_string[:100] if query_string else 'empty'}")
self.send_response(200)
self.send_header('Content-type', 'application/json')
self.end_headers()
response_data = get_sql_response_with_data(base_path, query_string or "")
self.wfile.write(response_data.encode())
return True
except BrokenPipeError:
# Client disconnected
return True
except Exception as e:
self.app_logger.error(f"Error handling SQL endpoint {path}: {str(e)}")
# Still send a response even on error
try:
self.send_response(500)
self.send_header('Content-type', 'application/json')
self.end_headers()
self.wfile.write(b'{"error": "Internal server error"}')
except:
pass
return True
def generate_page(self, seed: str) -> str:
"""Generate a webpage containing random links or canary token"""
@@ -207,6 +272,68 @@ class Handler(BaseHTTPRequestHandler):
user_agent = self._get_user_agent()
post_data = ""
from urllib.parse import urlparse
base_path = urlparse(self.path).path
if base_path in ['/api/search', '/api/sql', '/api/database']:
content_length = int(self.headers.get('Content-Length', 0))
if content_length > 0:
post_data = self.rfile.read(content_length).decode('utf-8', errors="replace")
self.access_logger.info(f"[SQL ENDPOINT POST] {client_ip} - {base_path} - Data: {post_data[:100] if post_data else 'empty'}")
error_msg, content_type, status_code = generate_sql_error_response(post_data)
try:
if error_msg:
self.access_logger.warning(f"[SQL INJECTION DETECTED POST] {client_ip} - {base_path}")
self.send_response(status_code)
self.send_header('Content-type', content_type)
self.end_headers()
self.wfile.write(error_msg.encode())
else:
self.send_response(200)
self.send_header('Content-type', 'application/json')
self.end_headers()
response_data = get_sql_response_with_data(base_path, post_data)
self.wfile.write(response_data.encode())
except BrokenPipeError:
pass
except Exception as e:
self.app_logger.error(f"Error in SQL POST handler: {str(e)}")
return
if base_path == '/api/contact':
content_length = int(self.headers.get('Content-Length', 0))
if content_length > 0:
post_data = self.rfile.read(content_length).decode('utf-8', errors="replace")
parsed_data = {}
for pair in post_data.split('&'):
if '=' in pair:
key, value = pair.split('=', 1)
from urllib.parse import unquote_plus
parsed_data[unquote_plus(key)] = unquote_plus(value)
xss_detected = any(detect_xss_pattern(v) for v in parsed_data.values())
if xss_detected:
self.access_logger.warning(f"[XSS ATTEMPT DETECTED] {client_ip} - {base_path} - Data: {post_data[:200]}")
else:
self.access_logger.info(f"[XSS ENDPOINT POST] {client_ip} - {base_path}")
try:
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
response_html = generate_xss_response(parsed_data)
self.wfile.write(response_html.encode())
except BrokenPipeError:
pass
except Exception as e:
self.app_logger.error(f"Error in XSS POST handler: {str(e)}")
return
self.access_logger.warning(f"[LOGIN ATTEMPT] {client_ip} - {self.path} - {user_agent[:50]}")
content_length = int(self.headers.get('Content-Length', 0))
@@ -215,20 +342,16 @@ class Handler(BaseHTTPRequestHandler):
self.access_logger.warning(f"[POST DATA] {post_data[:200]}")
# Parse and log credentials
username, password = self.tracker.parse_credentials(post_data)
if username or password:
# Log to dedicated credentials.log file
timestamp = datetime.now().strftime("%Y-%m-%dT%H:%M:%SZ")
credential_line = f"{timestamp}|{client_ip}|{username or 'N/A'}|{password or 'N/A'}|{self.path}"
self.credential_logger.info(credential_line)
# Also record in tracker for dashboard
self.tracker.record_credential_attempt(client_ip, self.path, username or 'N/A', password or 'N/A')
self.access_logger.warning(f"[CREDENTIALS CAPTURED] {client_ip} - Username: {username or 'N/A'} - Path: {self.path}")
# send the post data (body) to the record_access function so the post data can be used to detect suspicious things.
self.tracker.record_access(client_ip, self.path, user_agent, post_data)
time.sleep(1)
@@ -248,6 +371,10 @@ class Handler(BaseHTTPRequestHandler):
def serve_special_path(self, path: str) -> bool:
"""Serve special paths like robots.txt, API endpoints, etc."""
# Check SQL injection honeypot endpoints first
if self._handle_sql_endpoint(path):
return True
try:
if path == '/robots.txt':
self.send_response(200)
@@ -285,7 +412,28 @@ class Handler(BaseHTTPRequestHandler):
self.wfile.write(html_templates.login_form().encode())
return True
# WordPress login page
if path in ['/users', '/user', '/database', '/db', '/search']:
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
self.wfile.write(html_templates.product_search().encode())
return True
if path in ['/info', '/input', '/contact', '/feedback', '/comment']:
self.send_response(200)
self.send_header('Content-type', 'text/html')
self.end_headers()
self.wfile.write(html_templates.input_form().encode())
return True
if path == '/server':
error_html, content_type = generate_server_error()
self.send_response(500)
self.send_header('Content-type', content_type)
self.end_headers()
self.wfile.write(error_html.encode())
return True
if path in ['/wp-login.php', '/wp-login', '/wp-admin', '/wp-admin/']:
self.send_response(200)
self.send_header('Content-type', 'text/html')

65
src/server_errors.py Normal file
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@@ -0,0 +1,65 @@
#!/usr/bin/env python3
import random
from wordlists import get_wordlists
def generate_server_error() -> tuple[str, str]:
wl = get_wordlists()
server_errors = wl.server_errors
if not server_errors:
return ("500 Internal Server Error", "text/html")
server_type = random.choice(list(server_errors.keys()))
server_config = server_errors[server_type]
error_codes = {
400: "Bad Request",
401: "Unauthorized",
403: "Forbidden",
404: "Not Found",
500: "Internal Server Error",
502: "Bad Gateway",
503: "Service Unavailable"
}
code = random.choice(list(error_codes.keys()))
message = error_codes[code]
template = server_config.get('template', '')
version = random.choice(server_config.get('versions', ['1.0']))
html = template.replace('{code}', str(code))
html = html.replace('{message}', message)
html = html.replace('{version}', version)
if server_type == 'apache':
os = random.choice(server_config.get('os', ['Ubuntu']))
html = html.replace('{os}', os)
html = html.replace('{host}', 'localhost')
return (html, "text/html")
def get_server_header(server_type: str = None) -> str:
wl = get_wordlists()
server_errors = wl.server_errors
if not server_errors:
return "nginx/1.18.0"
if not server_type:
server_type = random.choice(list(server_errors.keys()))
server_config = server_errors.get(server_type, {})
version = random.choice(server_config.get('versions', ['1.0']))
server_headers = {
'nginx': f"nginx/{version}",
'apache': f"Apache/{version}",
'iis': f"Microsoft-IIS/{version}",
'tomcat': f"Apache-Coyote/1.1"
}
return server_headers.get(server_type, "nginx/1.18.0")

112
src/sql_errors.py Normal file
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@@ -0,0 +1,112 @@
#!/usr/bin/env python3
import random
import re
from typing import Optional, Tuple
from wordlists import get_wordlists
def detect_sql_injection_pattern(query_string: str) -> Optional[str]:
if not query_string:
return None
query_lower = query_string.lower()
patterns = {
'quote': [r"'", r'"', r'`'],
'comment': [r'--', r'#', r'/\*', r'\*/'],
'union': [r'\bunion\b', r'\bunion\s+select\b'],
'boolean': [r'\bor\b.*=.*', r'\band\b.*=.*', r"'.*or.*'.*=.*'"],
'time_based': [r'\bsleep\b', r'\bwaitfor\b', r'\bdelay\b', r'\bbenchmark\b'],
'stacked': [r';.*select', r';.*drop', r';.*insert', r';.*update', r';.*delete'],
'command': [r'\bexec\b', r'\bexecute\b', r'\bxp_cmdshell\b'],
'info_schema': [r'information_schema', r'table_schema', r'table_name'],
}
for injection_type, pattern_list in patterns.items():
for pattern in pattern_list:
if re.search(pattern, query_lower):
return injection_type
return None
def get_random_sql_error(db_type: str = None, injection_type: str = None) -> Tuple[str, str]:
wl = get_wordlists()
sql_errors = wl.sql_errors
if not sql_errors:
return ("Database error occurred", "text/plain")
if not db_type:
db_type = random.choice(list(sql_errors.keys()))
db_errors = sql_errors.get(db_type, {})
if injection_type and injection_type in db_errors:
errors = db_errors[injection_type]
elif 'generic' in db_errors:
errors = db_errors['generic']
else:
all_errors = []
for error_list in db_errors.values():
if isinstance(error_list, list):
all_errors.extend(error_list)
errors = all_errors if all_errors else ["Database error occurred"]
error_message = random.choice(errors) if errors else "Database error occurred"
if '{table}' in error_message:
tables = ['users', 'products', 'orders', 'customers', 'accounts', 'sessions']
error_message = error_message.replace('{table}', random.choice(tables))
if '{column}' in error_message:
columns = ['id', 'name', 'email', 'password', 'username', 'created_at']
error_message = error_message.replace('{column}', random.choice(columns))
return (error_message, "text/plain")
def generate_sql_error_response(query_string: str, db_type: str = None) -> Tuple[str, str, int]:
injection_type = detect_sql_injection_pattern(query_string)
if not injection_type:
return (None, None, None)
error_message, content_type = get_random_sql_error(db_type, injection_type)
status_code = 500
if random.random() < 0.3:
status_code = 200
return (error_message, content_type, status_code)
def get_sql_response_with_data(path: str, params: str) -> str:
import json
from generators import random_username, random_email, random_password
injection_type = detect_sql_injection_pattern(params)
if injection_type in ['union', 'boolean', 'stacked']:
data = {
"success": True,
"results": [
{
"id": i,
"username": random_username(),
"email": random_email(),
"password_hash": random_password(),
"role": random.choice(["admin", "user", "moderator"])
}
for i in range(1, random.randint(2, 5))
]
}
return json.dumps(data, indent=2)
return json.dumps({
"success": True,
"message": "Query executed successfully",
"results": []
}, indent=2)

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@@ -0,0 +1,66 @@
<!DOCTYPE html>
<html>
<head>
<title>Search</title>
<style>
body {
font-family: Arial, sans-serif;
max-width: 600px;
margin: 50px auto;
padding: 20px;
}
h1 {
color: #333;
}
input {
width: 100%;
padding: 8px;
margin: 10px 0;
box-sizing: border-box;
}
button {
background: #4CAF50;
color: white;
padding: 10px 20px;
border: none;
cursor: pointer;
}
button:hover {
background: #45a049;
}
#results {
margin-top: 20px;
padding: 10px;
border: 1px solid #ddd;
background: #f9f9f9;
display: none;
}
</style>
</head>
<body>
<h1>Search</h1>
<form id="searchForm">
<input type="text" id="searchQuery" placeholder="Enter search query..." required>
<button type="submit">Search</button>
</form>
<div id="results"></div>
<script>
document.getElementById('searchForm').addEventListener('submit', async (e) => {
e.preventDefault();
const query = document.getElementById('searchQuery').value;
const results = document.getElementById('results');
try {
const response = await fetch(`/api/search?q=${encodeURIComponent(query)}`);
const text = await response.text();
results.innerHTML = `<pre>${text}</pre>`;
results.style.display = 'block';
} catch (err) {
results.innerHTML = `<p>Error: ${err.message}</p>`;
results.style.display = 'block';
}
});
</script>
</body>
</html>

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@@ -0,0 +1,74 @@
<!DOCTYPE html>
<html>
<head>
<title>Contact</title>
<style>
body {
font-family: Arial, sans-serif;
max-width: 500px;
margin: 50px auto;
padding: 20px;
}
h1 {
color: #333;
}
input, textarea {
width: 100%;
padding: 8px;
margin: 10px 0;
border: 1px solid #ddd;
box-sizing: border-box;
}
textarea {
min-height: 100px;
}
button {
background: #4CAF50;
color: white;
padding: 10px 20px;
border: none;
cursor: pointer;
}
button:hover {
background: #45a049;
}
#response {
margin-top: 20px;
padding: 10px;
display: none;
}
</style>
</head>
<body>
<h1>Contact</h1>
<form id="contactForm">
<input type="text" name="name" placeholder="Name" required>
<input type="email" name="email" placeholder="Email" required>
<textarea name="message" placeholder="Message" required></textarea>
<button type="submit">Submit</button>
</form>
<div id="response"></div>
<script>
document.getElementById('contactForm').addEventListener('submit', function(e) {
e.preventDefault();
const formData = new FormData(this);
fetch('/api/contact', {
method: 'POST',
headers: { 'Content-Type': 'application/x-www-form-urlencoded' },
body: new URLSearchParams(formData)
})
.then(response => response.text())
.then(text => {
document.getElementById('response').innerHTML = text;
document.getElementById('response').style.display = 'block';
})
.catch(error => {
document.getElementById('response').innerHTML = 'Error: ' + error.message;
document.getElementById('response').style.display = 'block';
});
});
</script>
</body>
</html>

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@@ -11,8 +11,18 @@ Disallow: /login/
Disallow: /admin/login
Disallow: /phpMyAdmin/
Disallow: /admin/login.php
Disallow: /users
Disallow: /search
Disallow: /contact
Disallow: /info
Disallow: /input
Disallow: /feedback
Disallow: /server
Disallow: /api/v1/users
Disallow: /api/v2/secrets
Disallow: /api/search
Disallow: /api/sql
Disallow: /api/database
Disallow: /.env
Disallow: /credentials.txt
Disallow: /passwords.txt

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@@ -50,3 +50,13 @@ def directory_listing(path: str, dirs: list, files: list) -> str:
rows += row_template.format(href=f, name=f, date="2024-12-01 14:22", size=size)
return load_template("directory_listing", path=path, rows=rows)
def product_search() -> str:
"""Generate product search page with SQL injection honeypot"""
return load_template("generic_search")
def input_form() -> str:
"""Generate input form page for XSS honeypot"""
return load_template("input_form")

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@@ -5,6 +5,7 @@ from collections import defaultdict
from datetime import datetime
import re
import urllib.parse
from wordlists import get_wordlists
class AccessTracker:
@@ -21,14 +22,19 @@ class AccessTracker:
'burp', 'zap', 'w3af', 'metasploit', 'nuclei', 'gobuster', 'dirbuster'
]
# common attack types such as xss, shell injection, probes
self.attack_types = {
'path_traversal': r'\.\.',
'sql_injection': r"('|--|;|\bOR\b|\bUNION\b|\bSELECT\b|\bDROP\b)",
'xss_attempt': r'(<script|javascript:|onerror=|onload=)',
'common_probes': r'(wp-admin|phpmyadmin|\.env|\.git|/admin|/config)',
'shell_injection': r'(\||;|`|\$\(|&&)',
}
# Load attack patterns from wordlists
wl = get_wordlists()
self.attack_types = wl.attack_patterns
# Fallback if wordlists not loaded
if not self.attack_types:
self.attack_types = {
'path_traversal': r'\.\.',
'sql_injection': r"('|--|;|\bOR\b|\bUNION\b|\bSELECT\b|\bDROP\b)",
'xss_attempt': r'(<script|javascript:|onerror=|onload=)',
'common_probes': r'(wp-admin|phpmyadmin|\.env|\.git|/admin|/config)',
'shell_injection': r'(\||;|`|\$\(|&&)',
}
# Track IPs that accessed honeypot paths from robots.txt
self.honeypot_triggered: Dict[str, List[str]] = defaultdict(list)

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@@ -111,6 +111,18 @@ class Wordlists:
@property
def error_codes(self):
return self._data.get("error_codes", [])
@property
def sql_errors(self):
return self._data.get("sql_errors", {})
@property
def attack_patterns(self):
return self._data.get("attack_patterns", {})
@property
def server_errors(self):
return self._data.get("server_errors", {})
_wordlists_instance = None

73
src/xss_detector.py Normal file
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@@ -0,0 +1,73 @@
#!/usr/bin/env python3
import re
from typing import Optional
from wordlists import get_wordlists
def detect_xss_pattern(input_string: str) -> bool:
if not input_string:
return False
wl = get_wordlists()
xss_pattern = wl.attack_patterns.get('xss_attempt', '')
if not xss_pattern:
xss_pattern = r'(<script|</script|javascript:|onerror=|onload=|onclick=|<iframe|<img|<svg|eval\(|alert\()'
return bool(re.search(xss_pattern, input_string, re.IGNORECASE))
def generate_xss_response(input_data: dict) -> str:
xss_detected = False
reflected_content = []
for key, value in input_data.items():
if detect_xss_pattern(value):
xss_detected = True
reflected_content.append(f"<p><strong>{key}:</strong> {value}</p>")
if xss_detected:
html = f"""
<!DOCTYPE html>
<html>
<head>
<title>Submission Received</title>
<style>
body {{ font-family: Arial, sans-serif; max-width: 600px; margin: 50px auto; padding: 20px; }}
.success {{ background: #d4edda; padding: 20px; border-radius: 8px; border: 1px solid #c3e6cb; }}
h2 {{ color: #155724; }}
p {{ margin: 10px 0; }}
</style>
</head>
<body>
<div class="success">
<h2>Thank you for your submission!</h2>
<p>We have received your information:</p>
{''.join(reflected_content)}
<p><em>We will get back to you shortly.</em></p>
</div>
</body>
</html>
"""
return html
return """
<!DOCTYPE html>
<html>
<head>
<title>Submission Received</title>
<style>
body { font-family: Arial, sans-serif; max-width: 600px; margin: 50px auto; padding: 20px; }
.success { background: #d4edda; padding: 20px; border-radius: 8px; border: 1px solid #c3e6cb; }
h2 { color: #155724; }
</style>
</head>
<body>
<div class="success">
<h2>Thank you for your submission!</h2>
<p>Your message has been received and we will respond soon.</p>
</div>
</body>
</html>
"""