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Mod 10 · Les 2/5
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Module 10•Lesson 2 of 5•⏱️ 25 min read•Beginner+40 XP

Lab Path

RE path diagram for YOUR $RE_LAB binary — static to dynamic to crackme to anti-analysis to writeup with ethics gates.

Lab Path
00:00/02:47

Visual · t23_lab_path

Lab path = visual RE chain on authorized binary. Original Cyberlium.

Draw the path from hash verify to share-safe writeup — with red stop signs at piracy shortcuts.

Document RE path: legal verify → static triage → Ghidra/objdump → dynamic GDB → crackme solve optional patch YOUR toy → anti-analysis document → writeup → share-safe export. Ethics gates: undocumented sample, commercial piracy, DRM bypass, casual live crackme share — refused paths labeled. UTC milestones and artifact IDs per station. Mermaid or sketch chmod 600. Honest N/A segments if brief restricted dynamic — no fiction. Defender breakpoint: where static or anti-debug finding would inform detection.

1. Path stations

Intake, static, dynamic, crackme, anti-analysis, writeup, share — seven minimum.

Each station links evidence index row and module lesson ID.

Command guide

Try these commands — Path stations

═══ TOOLS & WEBSITES ═══ Browse / read these (authorized learning only — stay in YOUR lab / program scope)

Lab path — https://pwn.college/ (progression after YOUR t23-re capstone) objdump workflow — https://sourceware.org/binutils/docs/binutils/objdump.html crackmes.one — https://crackmes.one/ (next legal targets after lab path)

═══ INSTALL ═══

Linux (Debian/Ubuntu):

Command — copy this

sudo apt install binutils

macOS: Built-in (Xcode CLI) or brew install binutils Built-in or brew install binutils

Windows: Use WSL binutils

═══ LINUX / macOS ═══

Command — copy this

export LAB_RE=${LAB_RE:-$HOME/cyberlium-lab/t23-re}
cat > "$LAB_RE/notes/lab-path.txt" <<'EOF'
done: hello/check/branch/crackme/antidebug/obfusc
static: file strings xxd objdump readelf nm
dynamic: gdb break/step/disassemble
next: crackmes.one level 1 YOUR choice — never commercial
EOF

Command — copy this

objdump -d "$LAB_RE/bin/crackme" | grep -E '<main>|strcmp' | head -6
nm "$LAB_RE/bin/crackme" | grep main
grep -E 'done|next|never' "$LAB_RE/notes/lab-path.txt"

Primary tools to practice this lesson: objdump, nm. Reference sites: Lab path (https://pwn.college/); objdump workflow (https://sourceware.org/binutils/docs/binutils/objdump.html); crackmes.one (https://crackmes.one/). Run every command in the box — install first, then the usage lines — only on YOUR lab / program scope.

2. Ethics overlay

Red stops at piracy, commercial patch, DRM strip, unauthorized target.

YOUR-toy patch branch only when documented separately.

3. Purple breakpoint

Mark where blue benefits: suspicious import, ptrace use, packer entropy — literacy handoff.

One paragraph detection uplift from YOUR $RE_LAB path.

4. What you ship: lab path diagram

RE path with ethics gates + UTC milestones — chmod 600.

5. What you record before the next lesson

Lab path diagram path.

6. Wrong vs right: commercial piracy vs crackmes/CTF toys

Worked failure — same MSF word, opposite target. Right never needs a café Wi-Fi or classmate laptop.

  • Wrong: Lab path includes commercial crack shortcut lane.
  • Right: Lab path documented for $RE_LAB binary. Next: Evidence Pack.
Hands-on Exercise

Mission: lab path diagram

1) Map seven stations. 2) Add four ethics gates. 3) UTC milestones per station. 4) Link evidence index IDs.

Pro Tip

Stuck? Ask Cyberlium AI Mentor

Ask Mentor: “Diagram vs numbered list for capstone?”

Practice QuizQuestion 1
Multiple choice
Q1

APPLY: Lab path documents:

Practice QuizQuestion 2
True or False
Q2

APPLY: True or False: Commercial crack shortcut on path OK.

Practice QuizQuestion 3
Multiple choice
Q3

APPLY: Path includes:

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