abuse

Nmap Scan

nmap -p 22 "$ip" -sVC --script ssh* -oN ssh_scan.txt

Grab ssh_rsa key (nmap)

nmap "$ip" -p 22 --script ssh-hostkey --script-args ssh_hostkey=full

Footprinting

git clone <https://github.com/jtesta/ssh-audit.git> && cd ssh-audit
./ssh-audit.py "$ip"

R-services

R-Services are a suite of services hosted to enable remote access or issue commands between Unix hosts over TCP/IP. Initially developed by the Computer Systems Research Group (CSRG) at the University of California, Berkeley,r-serviceswere the de facto standard for remote access between Unix operating systems until they were replaced by the Secure Shell (SSH) protocols and commands due to inherent security flaws built into them.

Login

rlogin "$ip" -l htb-student

Listing authenticated users

rwho
rusers -al "$ip"