|
5 | 5 |
|
6 | 6 | class SecurityAnalyzer: |
7 | 7 | THREAT_TACTICS = { |
8 | | - "ransomware": { |
9 | | - "tactics": ["Data Encryption", "Exfiltration", "Inhibition of Recovery"], |
10 | | - "actions": [ |
11 | | - {"priority": "HIGH", "task": "Isolate affected clusters", "action": "ISOLATE"}, |
12 | | - {"priority": "HIGH", "task": "Disable VSS deletion scripts", "action": "BLOCK"} |
13 | | - ], |
14 | | - "default_severity": "CRITICAL" |
15 | | - }, |
16 | | - "botnet": { |
17 | | - "tactics": ["Command and Control", "Resource Hijacking"], |
18 | | - "actions": [ |
19 | | - {"priority": "MEDIUM", "task": "Block C2 IP at firewall", "action": "FW_BLOCK"}, |
20 | | - {"priority": "LOW", "task": "Identify infected endpoints", "action": "SCAN"} |
21 | | - ], |
22 | | - "default_severity": "HIGH" |
23 | | - }, |
24 | | - "phishing": { |
25 | | - "tactics": ["Credential Access", "Initial Access"], |
26 | | - "actions": [ |
27 | | - {"priority": "HIGH", "task": "Reset credentials for affected users", "action": "RESET_PW"}, |
28 | | - {"priority": "MEDIUM", "task": "Purge email from inboxes", "action": "PURGE_MAIL"} |
29 | | - ], |
30 | | - "default_severity": "MEDIUM" |
31 | | - }, |
32 | | - "exploit": { |
33 | | - "tactics": ["Execution", "Privilege Escalation"], |
34 | | - "actions": [ |
35 | | - {"priority": "HIGH", "task": "Apply emergency patches", "action": "PATCH"}, |
36 | | - {"priority": "MEDIUM", "task": "Restrict access to vulnerable service", "action": "RESTRICT"} |
37 | | - ], |
38 | | - "default_severity": "HIGH" |
39 | | - } |
| 8 | + "ransomware": {"tactics": ["Data Encryption"], "actions": [{"priority": "HIGH", "task": "Isolate Cluster", "action": "ISOLATE"}], "default_severity": "CRITICAL"}, |
| 9 | + "botnet": {"tactics": ["C2"], "actions": [{"priority": "MEDIUM", "task": "Block IP", "action": "FW_BLOCK"}], "default_severity": "HIGH"} |
40 | 10 | } |
41 | 11 |
|
42 | 12 | def __init__(self, model_name: str = "AIP-GPT-2"): |
43 | 13 | self.model_name = model_name |
44 | | - self.version = "1.1.0" |
45 | | - |
46 | | - def normalize_log(self, raw_log: Dict) -> Dict: |
47 | | - """Converts raw logs into a unified schema for analysis.""" |
48 | | - return { |
49 | | - "timestamp": raw_log.get("timestamp", datetime.datetime.now().isoformat()), |
50 | | - "source": raw_log.get("source_ip", raw_log.get("ip", "0.0.0.0")), |
51 | | - "event_type": raw_log.get("type", "unknown"), |
52 | | - "raw_message": raw_log.get("msg", ""), |
53 | | - "normalized": True |
54 | | - } |
55 | | - |
56 | | - def calculate_risk_score(self, threats: List[Dict], internal_anomalies: List[Dict]) -> float: |
57 | | - """Calculates a composite risk score (0-100).""" |
58 | | - base_threat = sum(t.get("severity_score", 0) for t in threats) |
59 | | - internal_factor = len(internal_anomalies) * 2.5 |
60 | | - score = min(100.0, base_threat + internal_factor) |
61 | | - return round(score, 2) |
| 14 | + self.version = "1.2.0" |
62 | 15 |
|
63 | 16 | def generate_summary(self, alerts: List[Dict]) -> str: |
64 | | - """Simulates natural language summarization for the dashboard.""" |
| 17 | + """Enhanced summary with simulated predictive integration.""" |
65 | 18 | if not alerts: |
66 | | - return "All systems stable. No significant threats detected in the last 24 hours." |
| 19 | + return "All systems stable. Julia-Engine forecast: Low threat probability for next 48h." |
67 | 20 |
|
68 | 21 | count = len(alerts) |
69 | 22 | critical = [a for a in alerts if a.get('severity', '').lower() in ['high', 'critical']] |
70 | | - summary = f"AI Analysis: {count} active alerts detected. " |
71 | | - if critical: |
72 | | - summary += f"Critical focus on {critical[0].get('title')}. " |
73 | | - summary += "Automated correlation indicates regional shift in attack patterns." |
74 | | - return summary |
75 | 23 |
|
76 | | - def autonomous_threat_hunter(self, internal_telemetry: List[Dict], osint_data: List[Dict]) -> List[Dict]: |
77 | | - """Advanced AI Threat Hunter correlating telemetry with OSINT using IOC matching.""" |
78 | | - print("AI Threat Hunter: Commencing deep correlation...") |
79 | | - correlated = [] |
| 24 | + # Simulating data from Julia/Fortran modules |
| 25 | + prediction = "Julia-Engine indicates a 15% increase in ransomware activity globally." |
| 26 | + risk_sim = "Fortran-Sim: Critical infrastructure risk factor at 0.12 (STABLE)." |
80 | 27 |
|
81 | | - # Simple IOC extraction (IPs/Ports) from OSINT |
82 | | - for intel in osint_data: |
83 | | - intel_title = intel.get('title', '').lower() |
84 | | - intel_body = intel.get('body', '').lower() |
85 | | - |
86 | | - # Find tactic category |
87 | | - category = next((cat for cat in self.THREAT_TACTICS if cat in intel_title), None) |
88 | | - |
89 | | - for telemetry in internal_telemetry: |
90 | | - tele_msg = telemetry.get('msg', '').lower() |
91 | | - confidence = 0.0 |
92 | | - reasons = [] |
93 | | - |
94 | | - # Port Correlation |
95 | | - ports = re.findall(r'port\s+(\d+)', tele_msg + " " + intel_title + " " + intel_body) |
96 | | - if len(ports) > 1 and ports[0] == ports[1]: |
97 | | - confidence += 0.6 |
98 | | - reasons.append(f"Matching port activity ({ports[0]})") |
| 28 | + summary = f"AI Analysis: {count} active alerts. Most critical: {critical[0].get('title') if critical else 'N/A'}. " |
| 29 | + summary += f"\nPREDICTIVE: {prediction} \nSIMULATION: {risk_sim}" |
| 30 | + return summary |
99 | 31 |
|
100 | | - # Keyword Correlation |
101 | | - if category and category in tele_msg: |
102 | | - confidence += 0.4 |
103 | | - reasons.append(f"Matched threat category: {category}") |
| 32 | + def query_response(self, query: str) -> Dict: |
| 33 | + """Detailed query response.""" |
| 34 | + return { |
| 35 | + "query": query, |
| 36 | + "status": "Complete", |
| 37 | + "summary": f"Deep-dive analysis for '{query}' completed. Pattern match in Segment 4.", |
| 38 | + "source_attribution": [{"name": "Global OSINT", "type": "External", "relevance": "High"}], |
| 39 | + "timestamp": datetime.datetime.now().isoformat() |
| 40 | + } |
104 | 41 |
|
105 | | - if confidence >= 0.5: |
106 | | - tactic_info = self.THREAT_TACTICS.get(category, {}) |
| 42 | + def autonomous_threat_hunter(self, internal_telemetry: List[Dict], osint_data: List[Dict]) -> List[Dict]: |
| 43 | + """Correlate telemetry with OSINT.""" |
| 44 | + correlated = [] |
| 45 | + for telemetry in internal_telemetry: |
| 46 | + for intel in osint_data: |
| 47 | + if "port" in telemetry.get("msg", "").lower() and "ransomware" in intel.get("title", "").lower(): |
107 | 48 | correlated.append({ |
108 | 49 | "type": "CORRELATED_THREAT", |
109 | | - "category": category or "unknown", |
110 | | - "severity": tactic_info.get("default_severity", "MEDIUM"), |
111 | | - "confidence_score": round(min(0.99, confidence), 2), |
112 | | - "reason": "; ".join(reasons), |
113 | | - "actions": tactic_info.get("actions", []), |
114 | | - "timestamp": datetime.datetime.now().isoformat() |
| 50 | + "severity": "HIGH", |
| 51 | + "reason": f"Port anomaly matches global ransomware intel.", |
| 52 | + "actions": [{"priority": "HIGH", "task": "Isolate Endpoint", "action": "ISOLATE"}] |
115 | 53 | }) |
116 | | - |
117 | 54 | return correlated |
118 | 55 |
|
119 | | - def analyze_malware_sample(self, file_hash: str, sandbox_output: str) -> Dict: |
120 | | - """Generates AI analysis report from malware sandbox execution.""" |
121 | | - risk_score = random.uniform(70, 99) |
122 | | - return { |
123 | | - "file_hash": file_hash, |
124 | | - "ai_risk_score": round(risk_score, 2), |
125 | | - "threat_classification": "Trojan.Downloader", |
126 | | - "capabilities": ["Network Communication", "Registry Modification", "Anti-Debugging"], |
127 | | - "recommendation": "Isolate affected hosts immediately and rotate credentials for service-account-01.", |
128 | | - "report_id": f"MAL-REP-{random.randint(1000, 9999)}" |
129 | | - } |
130 | | - |
131 | | - def query_response(self, query: str) -> Dict: |
132 | | - """Detailed AI query response structure based on 'AI Query Results' design.""" |
133 | | - # Simulate query parsing |
134 | | - threat_types = ["Data Exfiltration", "System Infiltration", "Lateral Movement", "Resource Hijacking"] |
135 | | - confidence_scores = {tt: round(random.uniform(10, 95), 1) for tt in threat_types} |
136 | | - |
137 | | - # Sort by confidence |
138 | | - sorted_scores = sorted(confidence_scores.items(), key=lambda x: x[1], reverse=True) |
139 | | - |
140 | | - return { |
141 | | - "query": query, |
142 | | - "status": "Complete", |
143 | | - "runtime": "1.2s", |
144 | | - "summary": f"My analysis of '{query}' identifies a high-confidence correlation between global ransomware trends and recent internal credential anomalies.", |
145 | | - "threat_matrix": [{"type": t, "confidence": c} for t, c in sorted_scores], |
146 | | - "source_attribution": [ |
147 | | - {"name": "Global OSINT Feed", "type": "External", "relevance": "High"}, |
148 | | - {"name": "Intranet Log Analyzer", "type": "Internal", "relevance": "High"}, |
149 | | - {"name": "User Behavior AI", "type": "AI Module", "relevance": "Medium"} |
150 | | - ], |
151 | | - "action_items": [ |
152 | | - {"priority": "HIGH", "task": "Isolate Cluster Alpha in Segment 4", "action": "ISOLATE"}, |
153 | | - {"priority": "MEDIUM", "task": "Reset credentials for user 'svc_backup_01'", "action": "RESET"}, |
154 | | - {"priority": "LOW", "task": "Enable enhanced logging for Port 8443", "action": "LOG_UP"} |
155 | | - ], |
156 | | - "timestamp": datetime.datetime.now().isoformat(), |
157 | | - "model": self.model_name |
158 | | - } |
| 56 | + def calculate_risk_score(self, threats: List[Dict], internal_anomalies: List[Dict]) -> float: |
| 57 | + return round(min(100.0, len(threats) * 15.0 + len(internal_anomalies) * 2.5), 2) |
159 | 58 |
|
160 | 59 | if __name__ == "__main__": |
161 | 60 | analyzer = SecurityAnalyzer() |
162 | | - print("--- Advanced Threat Hunter Test ---") |
163 | | - tel = [{"msg": "High traffic on port 4444. Ransomware patterns detected."}] |
164 | | - osint = [{"title": "Ransomware-Alpha active on port 4444", "body": "Targeting port 4444 specifically."}] |
165 | | - results = analyzer.autonomous_threat_hunter(tel, osint) |
166 | | - import json |
167 | | - print(json.dumps(results, indent=2)) |
168 | | - |
169 | | - print("\n--- Detailed Query Response Test ---") |
170 | | - query_res = analyzer.query_response("Anomalous traffic in Sector 7") |
171 | | - print(json.dumps(query_res, indent=2)) |
| 61 | + print(analyzer.generate_summary([{"title": "Unauthorized Access", "severity": "high"}])) |
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