FTP

FTP is a widely used protocol for file transfer over networks. FTP service enumeration involves collecting relevant information, such as FTP server version, file permission settings, users and passwords (using brute force or guessing attacks), among others.

• identify version

  nmap --script ftp-anon -p21 IP
  nmap -sCV  -p21 IP
  

• connect

  sudo apt install ftp
  ftp IP
  

• connect by password

  ftp IP
  ftp domain.com
  ftp user@ftpdomain.com
  # if anonymous is ability the name is anonymous and pasword is enter
  # next add name
  # add password
  

• force brute

  ncrack -U userlist -P passlist ftp://10.10.10.10 -v
  hydra -L userlist -P passwordlist ftp://IP 
  hydra -l user -P passwordlist ftp://IP 
  hydra -t         # task in paralelled
  

• work with files

  dir
  # enter in the carpet
  lcd  /home/user/you_directory_name    # show your actually directory
  get file
  mget *
  mget *.txt
  put file    # sent the local carpet a archive