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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
57 lines
1.9 KiB
Markdown
57 lines
1.9 KiB
Markdown
# API Reference: SQLite Database Forensics
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## SQLite File Header (First 100 Bytes)
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| Offset | Size | Description |
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|--------|------|-------------|
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| 0 | 16 | Magic: `SQLite format 3\000` |
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| 16 | 2 | Page size (512-65536; 1 means 65536) |
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| 24 | 4 | File change counter |
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| 28 | 4 | Database size in pages |
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| 32 | 4 | First freelist trunk page |
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| 36 | 4 | Total freelist pages |
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| 52 | 4 | Text encoding (1=UTF-8, 2=UTF-16le, 3=UTF-16be) |
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## Page Types
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| Type Byte | Description |
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|-----------|-------------|
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| `0x02` | Index interior (B-tree) |
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| `0x05` | Table interior (B-tree) |
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| `0x0A` | Index leaf (B-tree) |
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| `0x0D` | Table leaf (B-tree) |
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## Timestamp Decoders
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| Format | Epoch | Conversion |
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|--------|-------|------------|
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| Unix | 1970-01-01 | `datetime.utcfromtimestamp(val)` |
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| Chrome/WebKit | 1601-01-01 | `(val / 1e6) - 11644473600` seconds since Unix epoch |
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| Mac Absolute | 2001-01-01 | `datetime(2001,1,1) + timedelta(seconds=val)` |
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| Mozilla PRTime | 1970-01-01 | `val / 1e6` seconds since Unix epoch |
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## Common Forensic Databases
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| Application | File | Key Tables |
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|------------|------|------------|
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| Chrome | `History` | `urls`, `visits`, `downloads` |
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| Firefox | `places.sqlite` | `moz_places`, `moz_historyvisits` |
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| WhatsApp | `msgstore.db` | `messages`, `chat_list` |
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| iMessage | `sms.db` | `message`, `handle`, `chat` |
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| Android SMS | `mmssms.db` | `sms`, `threads` |
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## Python Libraries
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| Library | Version | Purpose |
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|---------|---------|---------|
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| `sqlite3` | stdlib | Query database tables |
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| `struct` | stdlib | Parse binary header and page structures |
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| `os` / `pathlib` | stdlib | File size and path operations |
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## References
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- SQLite File Format: https://www.sqlite.org/fileformat2.html
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- SQLite WAL Format: https://www.sqlite.org/wal.html
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- Belkasoft SQLite Analysis: https://belkasoft.com/sqlite-analysis
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- Sanderson Forensics SQLite: https://sqliteforensictoolkit.com/
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