Black-box External Test
Scope Discovery
Document intial information (any domains provided, etc)
Find additional subdomains
Tool: subfinder
Tool: sn1per
Tool: sublist3r Checks search engines and APIs to find subdomains sublist3r -d <domain> -b -v
Tool: amass amass enum -d <domain>
Website: dnsdumpster.com
Website: mxtoolbox.com
Look through the range of their IP addresses that map to subdomains, and investigate IP addresses within the gaps
OSINT
Check social media sites (Twitter, Facebook, LinkedIn)
Identify employees via LinkedIn
Tools:
dehashed (for compromised accounts and passwords)
TheHarvester (limited utility as APIs change)
Port / Service Discovery
Perform nmap scan on the external surface sudo nmap -Pn -A- -p- -iL scope.txt -oX external_scan.xml
Make it pretty:
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