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mukul975
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Complete skill folder anatomy across all cybersecurity skills: - scripts/agent.py: 80-150 line Python agents using real libraries (impacket, boto3, azure-mgmt-*, kubernetes, pefile, yara, scapy, shodan, stix2, etc.) - references/api-reference.md: real API documentation with method signatures - LICENSE: MIT license for all skill folders
64 lines
2.3 KiB
Markdown
64 lines
2.3 KiB
Markdown
# API Reference: Triaging Security Incidents
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## requests Library (Threat Intel APIs)
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### VirusTotal API v3
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```python
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headers = {"x-apikey": "<API_KEY>"}
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# IP lookup
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requests.get(f"https://www.virustotal.com/api/v3/ip_addresses/{ip}", headers=headers)
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# File hash lookup
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requests.get(f"https://www.virustotal.com/api/v3/files/{sha256}", headers=headers)
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# Domain lookup
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requests.get(f"https://www.virustotal.com/api/v3/domains/{domain}", headers=headers)
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```
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### Response Fields
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| Field | Description |
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|-------|-------------|
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| `last_analysis_stats.malicious` | Vendors detecting as malicious |
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| `last_analysis_stats.undetected` | Vendors with no detection |
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| `meaningful_name` | File name (for hash lookups) |
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| `reputation` | Community reputation score |
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## NIST SP 800-61r3 Incident Categories
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| Category | Examples |
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|----------|----------|
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| Unauthorized Access | Credential compromise, privilege escalation |
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| Denial of Service | DDoS, resource exhaustion |
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| Malicious Code | Malware, ransomware, cryptominer |
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| Improper Usage | Policy violation, insider threat |
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| Reconnaissance | Port scan, directory enumeration |
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| Web Application Attack | SQLi, XSS, SSRF |
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## Severity Matrix
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| Priority | Label | ACK SLA | Containment SLA |
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|----------|-------|---------|-----------------|
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| P1 | Critical | 15 min | 1 hour |
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| P2 | High | 30 min | 4 hours |
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| P3 | Medium | 2 hours | 24 hours |
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| P4 | Low | 8 hours | 72 hours |
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## SANS PICERL Framework
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1. **Preparation** - Tools, playbooks, team readiness
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2. **Identification** - Detection and triage (this skill)
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3. **Containment** - Isolate affected systems
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4. **Eradication** - Remove threat from environment
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5. **Recovery** - Restore systems to normal operation
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6. **Lessons Learned** - Post-incident review
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## MITRE ATT&CK Mapping
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| Technique | ID | Common Alert |
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|-----------|----|--------------|
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| Brute Force | T1110 | Multiple failed logins |
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| PowerShell | T1059.001 | Encoded PS execution |
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| Valid Accounts | T1078 | Anomalous authentication |
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| Phishing | T1566 | Malicious email attachment |
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| Exploit Public App | T1190 | Web attack detected |
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## References
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- NIST SP 800-61r3: https://csrc.nist.gov/pubs/sp/800/61/r3/final
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- SANS Incident Response: https://www.sans.org/white-papers/33901/
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- VirusTotal API: https://docs.virustotal.com/reference/overview
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- MITRE ATT&CK: https://attack.mitre.org/
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