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- Add scripts/agent.py and references/api-reference.md to all remaining skills - Update all 648 LICENSE files: copyright now reads 'Mahipal' - Add implementing-security-monitoring-with-datadog (new skill with full anatomy) - All 649 skills now have: SKILL.md, LICENSE, scripts/agent.py, references/api-reference.md
61 lines
1.5 KiB
Markdown
61 lines
1.5 KiB
Markdown
# API Reference: IOC Defanging and Sharing Pipeline
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## IOC Defanging Rules
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| Type | Original | Defanged |
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|------|----------|----------|
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| IPv4 | `192.168.1.1` | `192[.]168[.]1[.]1` |
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| Domain | `evil.com` | `evil[.]com` |
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| URL | `https://evil.com/payload` | `hxxps://evil[.]com/payload` |
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| Email | `attacker@evil.com` | `attacker@evil[.]com` |
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## IOC Extraction Patterns
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| Type | Regex |
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|------|-------|
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| IPv4 | `\b(?:\d{1,3}\.){3}\d{1,3}\b` |
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| Domain | `\b(?:[a-zA-Z0-9-]+\.)+[a-zA-Z]{2,}\b` |
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| URL | `https?://[^\s"'<>]+` |
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| MD5 | `\b[a-fA-F0-9]{32}\b` |
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| SHA256 | `\b[a-fA-F0-9]{64}\b` |
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## STIX 2.1 Indicator Format
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```json
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{
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"type": "indicator",
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"spec_version": "2.1",
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"pattern_type": "stix",
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"pattern": "[ipv4-addr:value = '1.2.3.4']",
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"valid_from": "2024-01-01T00:00:00Z",
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"labels": ["malicious-activity"]
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}
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```
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## VirusTotal API v3
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```
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GET https://www.virustotal.com/api/v3/files/{hash}
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x-apikey: YOUR_KEY
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```
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## AbuseIPDB API v2
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```
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GET https://api.abuseipdb.com/api/v2/check
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Key: YOUR_KEY
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Params: ipAddress, maxAgeInDays
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```
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## STIX Pattern Examples
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| IOC Type | STIX Pattern |
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|----------|-------------|
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| IPv4 | `[ipv4-addr:value = '1.2.3.4']` |
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| Domain | `[domain-name:value = 'evil.com']` |
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| URL | `[url:value = 'https://evil.com']` |
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| MD5 | `[file:hashes.'MD5' = 'abc123...']` |
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| SHA256 | `[file:hashes.'SHA-256' = 'def456...']` |
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## TAXII 2.1 Sharing
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```
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POST https://taxii.server/api/collections/{id}/objects/
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Authorization: Basic BASE64
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Content-Type: application/taxii+json;version=2.1
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Body: STIX Bundle JSON
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```
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