How to Use Wireshark for CEH Labs?
2025-2026 complete step-by-step guide to mastering Wireshark for CEH v12 & v13 labs and practical exam. Learn packet capture, filters, follow streams, HTTP/FTP/SMB analysis, credential harvesting, protocol dissection, display vs capture filters and how Ethical Hacking Training Institute gives you 1000+ real PCAPs with daily live sniffing labs.
Introduction
Wireshark is the only tool that appears in every single CEH practical exam. You will get 3–5 flags just from analysing captured traffic — HTTP credentials, FTP passwords, Telnet clear-text, SMB hashes, unencrypted emails, and even flag.txt contents. Students who master Wireshark filters and stream following finish the sniffing section in under 30 minutes. At Ethical Hacking Training Institute we provide 1000+ real PCAP files and daily live traffic generation labs so you become Wireshark ninja before the actual exam.
Top 10 Wireshark Filters You Must Memorise for CEH Exam
- http.request → show only HTTP requests
- http contains "pass" || http contains "login" → find credentials
- tcp.port == 80 || tcp.port == 8080 → HTTP traffic
- ftp → all FTP traffic (port 21)
- tcp.flags.syn == 1 → SYN packets only
- ip.src == 192.168.1.10 && ip.dst == 192.168.1.20 → specific conversation
- !arp && !dns → remove noise
Practice these filters daily.
Step-by-Step Wireshark Workflow for CEH Practical
| Step | Action | Command/Filter |
|---|---|---|
| 1 | Start capture on correct interface | eth0 or any |
| 2 | Apply capture filter | host 192.168.1.10 |
| 3 | Stop capture | Ctrl+C |
| 4 | Use display filter | http contains "pass" |
| 5 | Right-click → Follow → TCP/HTTP Stream | See clear text |
How to Harvest Credentials Using Wireshark (Guaranteed Flags)
HTTP, FTP, Telnet, SMTP, POP3, IMAP — all send credentials in clear text. Filter with http.request.method == POST or ftp-data or telnet. Right-click any packet → Follow → TCP Stream → credentials appear in red/blue. In our labs you practice harvesting admin:admin123, root:toor, user:password123 from real services daily — exactly what appears in CEH practical.
Capture clear-text passwords safely.
Follow Stream – The Most Important Feature for CEH
- HTTP → see full login forms, cookies, flag.txt
- FTP → username & password in separate packets
- Telnet → every keystroke visible
- SMTP → email content + attachments
- TCP Stream → reconstruct entire conversation
- Save as .txt for flag submission
Display Filter vs Capture Filter – Never Confuse Again
Capture filters (Berkeley Packet Filter syntax) are applied during capture — saves disk space. Example: tcp port 80. Display filters (Wireshark syntax) are applied after capture — more powerful. Example: http contains "flag". In CEH practical, use capture filter first to reduce noise, then display filter for deep analysis. We teach both with 100+ live examples.
Conclusion: Become Wireshark Expert in 15 Days
Wireshark alone gives you 3–5 flags in CEH practical. Join Ethical Hacking Training Institute and get:
- 1000+ real PCAP files
- Daily live traffic generation labs
- Weekend & weekday batches
- 100% placement support
Book free demo class today — analyse your first PCAP in 30 minutes!
Avoid common mistakes in packet analysis.
Frequently Asked Questions
Is Wireshark tested in CEH practical?
Yes — 3–5 flags guaranteed.
Which filter finds passwords?
http contains "pass" or "login" or "password"
Follow TCP stream or HTTP stream?
Both — HTTP for clean text, TCP for raw.
Can I save captured credentials?
Yes — Export → Objects → HTTP for files.
Is tshark better than Wireshark?
For scripting yes — we teach both.
Do you provide PCAP files?
Yes — 1000+ real exam-like PCAPs.
How to capture only HTTP traffic?
Capture filter: tcp port 80
Is Wireshark pre-installed in Kali?
Yes — latest version always.
Can I practice on Windows?
Yes — Wireshark works same.
Weekend batch covers Wireshark?
Yes — full hands-on every Saturday-Sunday.
How many PCAPs to analyse?
Minimum 300–500 before exam.
Is credential harvesting easy?
Yes — with right filters, under 2 minutes.
Do you teach display filter writing?
Yes — 100+ custom filters.
Is Wireshark enough for sniffing module?
Yes — 100% coverage.
How to start today?
Book free demo — analyse your first PCAP in 30 minutes!
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