Questions tagged [hydra]

Hydra (THC Hydra) is a tool to automate brute force attacks against password authentication.

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THC Hydra sends GET request without parameter before actual request with parameter which causes authentication problems

I am using THC Hydra (v9.0) on GNU/Linux to pentest my private API. The GET route in question requires a key as GET parameter which returns an auth token if the correct key was submitted else "...
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Using Hydra not sending traffic to target VM

I have 3 VM's 1 with Ubuntu server version 20.04, apache2, php, mysql and DVWA. (10.0.2.4) 1 with Ubuntu client version 20.04 with hydra installed. (10.0.2.5) 1 with Kali 2021.3. (10.0.2.6) All VM's ...
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hydra parse error

$ hydra 127.0.0.1 -l admin -P /usr/share/wordlists/rockyou.txt http-get-form “/dvwa/vulnerabilities/brute/?username=^USER^&password=^PASS^&Login=Login:Username and/or password incorrect.:H=...
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All passwords valid hydra

I was trying hydra out on DVWA login page, but it returned all 7 passwords correct, while only one was correct. Here is the command: hydra -l admin -P passlist.txt -V -I 192.168.70.130 http-post-form &...
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201 views

Help with hydra https-post-form

I am doing portswigger labs with hydra https-post-form. I try to look for packets that don't have status code 200 OK, because when checked in burp my failed login with bad password and good username ...
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Hydra with a 3-part username

I am using this code in hydra to bruteforce a password hydra 147.91.xxx.213 http-post-form "/ssasdkaduzsp/do:maticnaKnjiga=ee&brojUGodini=1021&godinaUpisa=20516&pass=^PASS^&action=...
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79 views

Prevent Hydra from URL encoding spaces

I'm having some problems with JSON requests in Hydra. I have a wordlist which consists of lots of lines; each with 2 words separated by a space. I run Hydra using the following command: sudo hydra -l &...
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63 views

REST App with Hydra

I tried making a Hydra attack against a rest application locally. However I find it difficult adding the headers (especially the cookie) to the command. The request that shows on browser is as it ...
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1answer
435 views

Hydra hangs after TASKS number of tries

I have dvwa set up and i am using the command: hydra -IV -t 1 -l admin -P rockyou.txt localhost http-get-form "/vulnerabilities/brute/index.php:username=^USER^&password=^PASS^&Login=Login:...
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Bypassing Hydra's 4 billion password limit [duplicate]

I'm trying to get into my friend's email (he is okay with it, we discussed it) and I'm using Hydra, but it has a limit to its bruteforcing that I can't seem to bypass, does anyone know how I can?
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Hydra attack ssh : The message is successful, but when using the errors

I execute the command hydra -l ubnt -p ubnt 138.255.252.193 -t 4 ssh I get the message it's successful Hydra (http://www.thc.org/thc-hydra) starting at 2021-02-22 11:32:05 [DATA] max 1 task per 1 ...
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Brute Forcing DVWA with Hydra

I am attempting to brute-force 'DVWA/vulnerabilities/brute/' with Hydra, rockyou.txt password list. I tried using this command: hydra 127.0.0.1 -V -l admin -P rockyou.txt http-get-form "/DVWA/...
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263 views

Hydra only executes one try per task then hangs

As in the title, hydra will only execute one try per task before hanging. $ hydra -l admin -P /usr/share/wordlists/wfuzz/general/common.txt -u 10.10.68.141 http-post-form "/admin:user=^USER^&...
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679 views

Run Hydra Through Series of Proxies?

Is there a way to run Hydra through a series of proxies so a website can't lock you out? Having a hard time finding a way to do this. Most websites will block you out if you take to many attempts at ...
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272 views

password brute force over ssh? (not on ssh)

Can Hydra ssh to remote host and attempt a password list against su root? I am trying to recover the root password to an old device. It is an old Apple jailbroken Apple device, running IOS8. The ...
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659 views

Hydra http-post-form based on length of the response

is there any way for hydra to understand the correct combination ^USER^ and ^PASS^ in a http-post-form authentication attack based on the length of the body response? Like in Burpsuite you can look at ...
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215 views

Hydra brute-force login with a timestamp

I am attempting to run a brute-force attack on my router just as a proof of concept and have hit a problem in that the POST request requires a parameter of the current timestamp. Here is my current ...
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wfuzz default number of connects in parallel per target?

In Hydra, default number of connects in parallel per target is 16 and it can be changed with -t flag. E.g. -t 100 for 100 connection in parallel per target. wolf@linux:~$ hydra -h | grep parallel -...
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640 views

How to reduce false positive in hydra http-post-form module due to more than 1 error?

This question is based on security challenge on Basic Pentesting: 1. Feel free to download if you want to reproduce this issue as well. It's easy to do this if there's only a single error message ...
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2k views

Bruteforce all IP addresses on network with Hydra

I have been tasked to pen test a computer on my network. I have done some social engineering to get the username and password of the device, and I know ssh is open on the computer. However, I do not ...
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527 views

HTC Hydra does not show the password and username obtained

I am doing a practice with Hydra in Kali Linux 2020. The problem i have is that when finish the process and obtain a correct password, it does not show me the password obtained, what it does show is ...
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Hydra THC - Get failed login [duplicate]

I'm trying to get a password from a website (From my account, I know the password) using Hydra. The problem: I can't find any usable feedback from the website telling Hydra if the password is wrong or ...
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1answer
2k views

Hydra hangs after attempts or returns all passwords valid

I'm using the Hydra tool on Kali Linux 2020.1 and I'm trying to brute force a login at hack.me http://s123056-104737-qer.sipontum.hack.me/login.php. My problem is that whenever I run Hydra it gets ...
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Input multiple password files

I have a number of relatively small password files that I'd like to use with Hydra in one go without having to manually merge them but it seems that it doesn't natively support this or stdin. From ...
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916 views

Hydra HTTP Form Post with parameters containing a colon ":"

I'm trying to brute force login on my domain using THC Hydra v9.1-dev. It is using an ASP.net form and some of the required post body parameters contain a colon : in them which is the separator used ...
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700 views

Hydra - Brute force command is stalling

Very new to application testing here. I am working through the hacker101 CTF (petshop) examples and I am having problems with brute forcing a username form with Hydra. The error message looks like it ...
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138 views

John stdout to Hydra

I'm trying to use a John ruleset which seems to take up more space than I have available. Is there a way to pipe John into Hydra?
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126 views

differentiate correct and incorrect password [closed]

So here it is, I had time to kill, so I used it to hack into my own gmail address with THC Hydra. (very fun I know). So I checked out some old forums and gradually learned how to do it. I understood ...
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197 views

Hydra ( Host Offline redoing attempt)

I tried to brute force a http-get service using -M option with list of servers of which some host are down/offline. However when hydra reaches to offline host it tries to redo-attempt many times on ...
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3k views

Hydra too slow - Counter BruteForce protection? [closed]

I'm trying to bruteforce with Hydra (I'm a newbie). But it takes too much time, only 15 attempts in 30 minutes for example... I tried to inform myself about this problem, and it seems to be slow ...
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Hydra gives different password each time (DVWA)

I've looked up this issue and everyone's problem was they didn't have the failed login string. I do. Trying to get into DVWA. Here's my command hydra 10.0.250.143 -l admin -P P.txt http-get-form "/...
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How to brute force only username not password?

I want to find the username first, then pass the username and a password list. I could not find flags to ignore password in Ncrack and other related tools. The device I want to find a username is ...
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3k views

Bruteforce - Using Hydra with JSON

Trying for the life of me to get Hydra to work with a JSON request. General: Request URL: https://api.myapp.app/api/accounts/login/ Request Method: POST Status Code: 401 Unauthorized Remote Address:...
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Using THC Hydra to attack Cisco router

I am trying to do successfull attack on my cisco home router using THC Hydra. I already know a username/password(admin/admin). First with nmap I looked for open ports on router and only opened one ...
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347 views

Is Hydra splitting the wordlist file into as many parts as tasks / threads?

I'm playing around with Hydra and an xmpp authentication. I created a basic xmpp server of my own, reproducing an authentication (server side) from a clear text pcap file. I think I got something ...
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1answer
6k views

Brute-Forcing DVWA login page with hydra

I'm learning how to brute force web login pages with a popular brute force tool called "Hydra". I'm using Kali Linux (VirtualBox) to do this. I've installed DVWA (Damn Vulnerable Web Application) and ...
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1answer
4k views

THC Hydra on Windows RDP Domain

I am testing a bruteforce on a windows rdp server within a domain. It seems to not be working because nothing is locking out the account I am targeting. How do you specify a domain username? I tried ...
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Finding and attacking an IMAP Server

For a security challenge I am supposed to dictionary attack an IMAP service. A rather simple exercise using hydra. So far I failed, since I've given hydra the actual website instead of the mail ...
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161 views

Online brute force attack which will continue in background [closed]

I don't have enough bandwidth for brute force dictionary attacks so I'm searching for a website or a way that I can do brute force attacks as a background process even if I turn my internet ...
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Hydra gives right password if used after 3 minutes else gives wrong passwords

I have a D-Link DCS 5222LB IP camera. I am trying to bruteforce the IP camera. The camera uses basic HTTP authentication. I use the following command: hydra -l admin -P passlist.txt -t 3 http://...
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1answer
536 views

How to interpret the attempt information from Hydra

I was performing a Hydra attack on my TP-Link router and for that I prepared a passwords.txt file with 288 passwords. hydra -l webadmin -P test_creds/passwords.txt xxx.xxx.xxx.xxx ftp A minute ...
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363 views

Hydra not matching password provided in file

I was pen-testing my TP-Link router yesterday and tried performing a Hydra attack on it. I wrote the following line on the terminal: hydra -l admin -p passwords.txt 192.168.0.1 http The username and ...
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6k views

Brute Force Post via Hydra

I am trying to brute force an HTTP login form via Hydra. The problem I am having is in regards to the response code returned by the page. I am receiving false positives on every password. Even ...
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1answer
2k views

Is it possible to specify multiple values for failure condition (F=) using Hydra?

I want to brute-force a site using Hydra (https-post-form) that I don't know valid login credentials for, so I cannot specify a value for success condition (S=). Failed logins result in a redirect ...
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Hydra: Brute force an http form, all arguments are supplied but the login error has other string formats and is too big

I am using Hydra to brute force a login http form (Method: post), but I'm getting false positives (passwords that aren't valid) I believe I know the reason, I just don't know how to handle it: The ...
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990 views

How can i fine tune hydra to find the correct password

I am having a bit of a pickle getting hydra to see the correct password when the page is redirected. The condition where the password is correct is if the login is redirected to a certain page in the ...
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543 views

Unable to display login username in Hydra [closed]

So I'm performing an authentication cracking lab using Hydra, I use the following command; hydra -L /usr/share/ncrack/minimal.usr -P /usr/share/wordlists/s1.txt -f -V 192.168.99.22 telnet The ...
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Hydra - Attacking when login page encodes the username and password

I needed to test how Hydra works, so I tried to attack my own wifi router. I set the user name as "user" and created a txt file containing 100 passwords including the "real" password. I am unable to ...
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12k views

Simple Hydra test with Windows RDP

I am using VMware and have 3 VMs all on the NAT network with DHCP. All three machines can ping each other. From one windows to the other windows, I can RDP into the 192.168.190.130 windows machine ...
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Piping crunch into hydra

Is it possible to pipe the output from crunch into hydra ? I tried this, but it doesn't work: crunch 1 6 123456 --stdout | hydra -S -l ---------@gmail.com -v -V -e nsr -s 465 smtp.gmail.com smtp