#!/usr/bin/env python3 # For authorized penetration testing and lab environments only """Network Penetration Testing Agent - Automates host discovery, port scanning, and vuln assessment.""" import json import logging import argparse from datetime import datetime import nmap logging.basicConfig(level=logging.INFO, format="%(asctime)s [%(levelname)s] %(message)s") logger = logging.getLogger(__name__) def host_discovery(target_network): """Discover live hosts on the network using ARP ping and ICMP.""" scanner = nmap.PortScanner() scanner.scan(hosts=target_network, arguments="-sn -PE -PA21,22,80,443") hosts = [] for host in scanner.all_hosts(): if scanner[host].state() == "up": hosts.append({ "ip": host, "hostname": scanner[host].hostname(), "state": scanner[host].state(), }) logger.info("Host discovery: %d live hosts on %s", len(hosts), target_network) return hosts def port_scan(target, ports="1-10000", scan_type="-sS"): """Perform TCP SYN scan with service version detection.""" scanner = nmap.PortScanner() scanner.scan(hosts=target, ports=ports, arguments=f"{scan_type} -sV -O --script=banner") results = [] for host in scanner.all_hosts(): host_info = { "ip": host, "hostname": scanner[host].hostname(), "os_match": [], "services": [], } if "osmatch" in scanner[host]: host_info["os_match"] = [ {"name": m["name"], "accuracy": m["accuracy"]} for m in scanner[host]["osmatch"][:3] ] for proto in scanner[host].all_protocols(): for port in scanner[host][proto]: svc = scanner[host][proto][port] host_info["services"].append({ "port": port, "protocol": proto, "state": svc["state"], "service": svc.get("name", ""), "version": svc.get("version", ""), "product": svc.get("product", ""), "extrainfo": svc.get("extrainfo", ""), }) results.append(host_info) logger.info("Port scan: %d hosts, %d total services", len(results), sum(len(h["services"]) for h in results)) return results def vulnerability_scan(target, ports="1-1024"): """Run Nmap vulnerability scripts against target.""" scanner = nmap.PortScanner() scanner.scan( hosts=target, ports=ports, arguments="-sV --script=vulners,vulscan/vulscan.nse --script-args vulscan/vulscan.db=cve.csv" ) vulns = [] for host in scanner.all_hosts(): for proto in scanner[host].all_protocols(): for port in scanner[host][proto]: svc = scanner[host][proto][port] scripts = svc.get("script", {}) if scripts: vulns.append({ "host": host, "port": port, "service": svc.get("name", ""), "version": svc.get("version", ""), "scripts": scripts, }) logger.info("Vulnerability scan: %d services with script output", len(vulns)) return vulns def smb_enumeration(target): """Enumerate SMB shares and users via Nmap scripts.""" scanner = nmap.PortScanner() scanner.scan( hosts=target, ports="139,445", arguments="--script=smb-enum-shares,smb-enum-users,smb-os-discovery" ) results = {} for host in scanner.all_hosts(): for proto in scanner[host].all_protocols(): for port in [139, 445]: if port in scanner[host][proto]: scripts = scanner[host][proto][port].get("script", {}) results[host] = scripts logger.info("SMB enumeration: %d hosts responded", len(results)) return results def ssl_audit(target, port=443): """Audit SSL/TLS configuration using Nmap ssl-enum-ciphers.""" scanner = nmap.PortScanner() scanner.scan( hosts=target, ports=str(port), arguments="--script=ssl-enum-ciphers,ssl-cert" ) results = {} for host in scanner.all_hosts(): if port in scanner[host].get("tcp", {}): results[host] = scanner[host]["tcp"][port].get("script", {}) return results def dns_enumeration(domain): """Perform DNS enumeration via Nmap dns-brute.""" scanner = nmap.PortScanner() scanner.scan(hosts=domain, arguments="--script=dns-brute") return scanner.get_nmap_last_output() def classify_findings(scan_results, vuln_results): """Classify and prioritize all findings by severity.""" findings = [] for vuln in vuln_results: severity = "Medium" scripts = vuln.get("scripts", {}) script_text = json.dumps(scripts).lower() if "critical" in script_text or "cve-2" in script_text: severity = "Critical" elif "high" in script_text: severity = "High" findings.append({ "host": vuln["host"], "port": vuln["port"], "service": vuln["service"], "severity": severity, "details": scripts, }) findings.sort(key=lambda x: {"Critical": 0, "High": 1, "Medium": 2, "Low": 3}.get(x["severity"], 4)) return findings def generate_report(hosts, scan_results, vuln_findings, smb_results): """Generate network penetration test report.""" report = { "timestamp": datetime.utcnow().isoformat(), "scope": f"{len(hosts)} live hosts discovered", "hosts": hosts, "services": scan_results, "vulnerabilities": vuln_findings, "smb_enumeration": smb_results, "summary": { "critical": len([f for f in vuln_findings if f["severity"] == "Critical"]), "high": len([f for f in vuln_findings if f["severity"] == "High"]), "medium": len([f for f in vuln_findings if f["severity"] == "Medium"]), }, } print(f"NETWORK PENTEST REPORT: {len(hosts)} hosts, {len(vuln_findings)} vulnerabilities") return report def main(): parser = argparse.ArgumentParser(description="Network Penetration Testing Agent") parser.add_argument("--target", required=True, help="Target host/network CIDR") parser.add_argument("--ports", default="1-10000", help="Port range to scan") parser.add_argument("--discovery-only", action="store_true", help="Only perform host discovery") parser.add_argument("--output", default="network_pentest_report.json") args = parser.parse_args() hosts = host_discovery(args.target) if args.discovery_only: with open(args.output, "w") as f: json.dump({"hosts": hosts}, f, indent=2) return scan_results = [] vuln_results = [] smb_results = {} for host in hosts: ip = host["ip"] scan = port_scan(ip, args.ports) scan_results.extend(scan) vulns = vulnerability_scan(ip) vuln_results.extend(vulns) smb = smb_enumeration(ip) smb_results.update(smb) findings = classify_findings(scan_results, vuln_results) report = generate_report(hosts, scan_results, findings, smb_results) with open(args.output, "w") as f: json.dump(report, f, indent=2) logger.info("Report saved to %s", args.output) if __name__ == "__main__": main()