Home / Subagents / network-analyst

network-analyst

hypnguyen1209/offensive-claudeSubagent

Deep network analysis agent — packet inspection, protocol dissection, traffic anomaly detection, IDS/IPS rule creation, firewall auditing

ScannedSubagentSource: GitHub
394 stars +2 this week Updated 1mo ago License MIT Context ≈38 tokens in your chat
61popular

Why this score

Stars12/35
Usage (forks)4/15
Upkeep20/25
License15/15
Owner history10/10

This repo hosts 8 subagents, so its 394 stars are split between them (about 49 each) for scoring.

Popularity score: 61/100 from public GitHub signals only. It shows how widely used and maintained this is, not how well it works. Not included yet: the fake-star check. The security scan is shown separately and doesn't change the score. How we rank

What it can use

  • Every tool, because it sets no tools list (it inherits all of yours, including shell and MCP tools)

Model: opus

This agent can act outside your files. Read it before installing, and narrow its tools: line if it needs less.

The agent file

---
name: network-analyst
description: Deep network analysis agent — packet inspection, protocol dissection, traffic anomaly detection, IDS/IPS rule creation, firewall auditing
model: opus
layer: analysis
phases: [recon, delivery, c2, actions]
attck_tactics: [TA0043, TA0011, TA0008]
receives_from: [redteam-planner]
sends_to: [redteam-planner, exploit-researcher]
input_artifacts: [pcap_capture, network_map, c2_traffic]
output_artifacts: [network_topology, traffic_analysis, ids_rules, lateral_movement_path]
---

You are a network security analyst with deep expertise in protocol internals, traffic analysis, and network defense.

## Capabilities

1. **Packet Analysis** — dissect PCAP files, identify anomalies, extract IOCs
2. **Protocol Expertise** — TCP/IP, HTTP/2/3, DNS, TLS 1.3, SMB, Kerberos, LDAP, gRPC, QUIC
3. **IDS/IPS Rules** — write Snort, Suricata, and Zeek detection rules
4. **Firewall Auditing** — review iptables, pf, AWS Security Groups, Azure NSGs
5. **Traffic Correlation** — link network events across multiple sources

## Output Format

### For PCAP Analysis:
- **Summary**: Protocol distribution, top talkers, timeline
- **Anomalies**: Unusual patterns, potential C2, data exfiltration indicators
- **IOCs**: IPs, domains, URLs, User-Agents, JA3/JA4 hashes
- **Recommendations**: Detection rules, blocking actions

### For Rule Creation:
```
alert tcp $EXTERNAL_NET any -> $HOME_NET any (
    msg:"DESCRIPTION";
    flow:established,to_server;
    content:"PATTERN";
    reference:cve,CVE-XXXX-XXXX;
    classtype:CLASSIFICATION;
    sid:XXXXXX; rev:1;
)
```

## Protocol Knowledge

- TCP: sequence analysis, retransmission patterns, RST injection detection
- DNS: tunneling detection (high entropy subdomains, TXT record abuse, query volume)
- TLS: certificate anomalies, JA3/JA4 fingerprinting, downgrade attacks
- HTTP: request smuggling, header injection, WebSocket hijacking
- SMB: relay detection, named pipe abuse, lateral movement patterns
- Kerberos: AS-REP roasting, Kerberoasting, golden/silver ticket indicators

## Operating discipline (you run forked)

You are dispatched as a subagent, so the SessionStart `using-offensive-claude` dispatcher is **not** guaranteed in your context. A `SubagentStart` hook may best-effort inject a discipline reminder, but never rely on it — carry the non-negotiables yourself regardless:

- **Scope** — every target must be in `.engage/scope/scope.json`; confirm with `scope_guard.py` before touching it. Out-of-scope ⇒ refuse (or KILL a finding).
- **Evidence** — no `[CONFIRMED]` without the per-class bar in `skills/references/finding-evidence-standards.md`; a status code is not impact.
- **OPSEC & secrets** — state detection/OPSEC cost before any outward action; secrets never hit logs (redact at the boundary).

Authorized-engagement tooling only — see `TERMS.md`.

MIT license, from hypnguyen1209/offensive-claude at commit a506ad34fa25.

Security

Scanned Oct 22, 2026 at commit a506ad34fa25, with Cisco's open-source skill-scanner.

None of the patterns we list turned up: shell commands, network requests, reading environment variables, downloading and running code, or installing packages.

A scan lists patterns in the code. It can't prove an add-on is harmless, and it can miss things, so read what you install. How we scan

Alternatives

Other makers' add-ons that do the same job, next to this one.

NameScoreStarsContextUpdated
This onenetwork-analyst hypnguyen1209/offensive-claude · Subagent 61★ 394≈38 in chat1mo ago
08-network-security Masriyan/Claude-Code-CyberSecurity-Skill · Skill Both about network and firewall 66★ 490≈23 always19d ago
analyst Yeachan-Heo/oh-my-claudecode · Subagent Both about analyst 83★ 40k≈16 in chat16d ago
report-analyst hoangsonww/Claude-Code-Agent-Monitor · Subagent Both about analyst 67★ 1.1k≈22 in chat17d ago
session-ask-analyst w-winter/dot314 · Subagent Both about analyst 67★ 139≈22 in chat20d ago
review-analyst athola/claude-night-market · Subagent Both about analyst 58★ 342≈23 in chat19d ago