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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
56 lines
1.7 KiB
Markdown
56 lines
1.7 KiB
Markdown
# API Reference: Recovering from Ransomware Attack
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## Recovery Priority Order
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| Priority | Systems | Why First |
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|----------|---------|-----------|
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| 1 | Domain Controllers | All auth depends on AD |
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| 2 | DNS/DHCP | Network functionality |
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| 3 | Authentication (SSO/MFA) | User access |
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| 4 | Email | Communication |
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| 5 | Database Servers | Business data |
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| 6 | Application Servers | Business operations |
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| 7 | File Servers | Data access |
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| 8 | Workstations | End user devices |
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## KRBTGT Reset Procedure
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| Step | Command | Note |
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|------|---------|------|
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| 1 | `Reset-KrbtgtPassword` | First reset |
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| 2 | Wait 12 hours | Allow replication |
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| 3 | `Reset-KrbtgtPassword` | Second reset |
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| 4 | `dcdiag /v` | Validate DC health |
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## Backup Verification Commands
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| Command | Description |
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|---------|-------------|
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| `veeamcli verify` | Verify Veeam backup integrity |
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| `wbadmin get versions` | List Windows Server backups |
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| `aws s3api head-object` | Check S3 backup metadata |
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## 3-2-1-1-0 Backup Strategy
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| Component | Description |
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|-----------|-------------|
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| 3 copies | Production + 2 backups |
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| 2 media types | Disk + tape/cloud |
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| 1 offsite | Geographically separate |
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| 1 offline | Air-gapped or immutable |
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| 0 errors | Verified with restore tests |
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## Python Libraries
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| Library | Version | Purpose |
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|---------|---------|---------|
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| `json` | stdlib | Recovery tracking |
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| `datetime` | stdlib | Timeline documentation |
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| `pathlib` | stdlib | Backup path verification |
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## References
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- CISA Ransomware Guide: https://www.cisa.gov/stopransomware/ransomware-guide
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- NIST SP 1800-26: https://www.nccoe.nist.gov/data-integrity-recovering-ransomware
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- NoMoreRansom: https://www.nomoreransom.org/
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