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mukul975
c21af3347e
- 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
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1.5 KiB
API Reference: IOC Defanging and Sharing Pipeline
IOC Defanging Rules
| Type | Original | Defanged |
|---|---|---|
| IPv4 | 192.168.1.1 |
192[.]168[.]1[.]1 |
| Domain | evil.com |
evil[.]com |
| URL | https://evil.com/payload |
hxxps://evil[.]com/payload |
attacker@evil.com |
attacker@evil[.]com |
IOC Extraction Patterns
| Type | Regex |
|---|---|
| IPv4 | \b(?:\d{1,3}\.){3}\d{1,3}\b |
| Domain | \b(?:[a-zA-Z0-9-]+\.)+[a-zA-Z]{2,}\b |
| URL | https?://[^\s"'<>]+ |
| MD5 | \b[a-fA-F0-9]{32}\b |
| SHA256 | \b[a-fA-F0-9]{64}\b |
STIX 2.1 Indicator Format
{
"type": "indicator",
"spec_version": "2.1",
"pattern_type": "stix",
"pattern": "[ipv4-addr:value = '1.2.3.4']",
"valid_from": "2024-01-01T00:00:00Z",
"labels": ["malicious-activity"]
}
VirusTotal API v3
GET https://www.virustotal.com/api/v3/files/{hash}
x-apikey: YOUR_KEY
AbuseIPDB API v2
GET https://api.abuseipdb.com/api/v2/check
Key: YOUR_KEY
Params: ipAddress, maxAgeInDays
STIX Pattern Examples
| IOC Type | STIX Pattern |
|---|---|
| IPv4 | [ipv4-addr:value = '1.2.3.4'] |
| Domain | [domain-name:value = 'evil.com'] |
| URL | [url:value = 'https://evil.com'] |
| MD5 | [file:hashes.'MD5' = 'abc123...'] |
| SHA256 | [file:hashes.'SHA-256' = 'def456...'] |
TAXII 2.1 Sharing
POST https://taxii.server/api/collections/{id}/objects/
Authorization: Basic BASE64
Content-Type: application/taxii+json;version=2.1
Body: STIX Bundle JSON