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Questions tagged [john-the-ripper]

15 questions
4
votes
1 answer

John cannot use "--incremental:all" - No charset defined for mode: all

user@user:~/Asztal/$ john --stdout --incremental:all No charset defined for mode: all user@user:~/Asztal/$ lsb_release -a No LSB modules are available. Distributor ID: Ubuntu Description: Ubuntu 15.04 Release: 15.04 Codename:…
LoukiosValentine79
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4
votes
2 answers

SSE2 requirement for John The Ripper

I have a kinda problem about john in Kali x86. To make long story short, I can't allow to run john under Kali Linux 2.0 installed into LV, but as I remember I was able to run in older Kali and older version of john in VM. The error is: Sorry, SSE2…
cagcak
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3
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1 answer

How do I get John the Ripper running on a recent version of debian or ubuntu?

Although John the Ripper has been packaged for debian and ubuntu, it seems that as of August 2015 the packaged version doesn't actually work. Recent versions of these systems encrypt passwords using the sha512 hash function, but support for that…
user39248
2
votes
1 answer

JohnTheRipper export session to different computer

I have had JohnTheRipper running for a few days (I do not want to lose this progress) and I would like to pause it, move all required files to a different computer and continue from where I stopped on that new computer. John can pause a session…
Niko O
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1
vote
1 answer

Want a count down timer while john is running

So I'm trying to add a countdown timer to show on screen while john is running based on user input, I can get the timer to run after john but not at the same time, this what I have so far. timeout=$(($timeout)) while timeout $timeout…
Danny Mastik
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1
vote
0 answers

Setting custom Bash completion causes hang on tab

I have Bash completion for JTR setup as recommended: Enable bash completion. add the following line to your ~/.bashrc . /run/john.bash_completion Therefore I have this in .bashrc: .…
SilverlightFox
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1
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0 answers

In cracking a password, does it help to have other easy passwords in the same file?

I've got an embedded device (it's a wifi camera) that I've managed to login on. I copied the passwd file and started john the ripper. It's taking quite some time. $ cat passwd root:9so4MTVQCT0io:0:0:root:/root:/bin/sh $ john passwd Loaded 1…
justin
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0
votes
1 answer

Error installing john 1.9.0 using snap

I am trying to install john-the-ripper in Ubuntu 22.04 using the following command: sudo snap install john-the-ripper And I am getting the following error: Error: Cannot install "john-the-ripper" :Post https://api.snapcraft.io//v2/snaps/refresh :…
Angela
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0
votes
2 answers

shadow file contains "!" instead of root hash

I'm trying to understand how to crack passwords from shadow file and I see the root user contains the following content on /etc/shadow: root:!:17888:0:99999:7::: What does It mean? How can I crack this password using john?
MonEr
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0
votes
1 answer

Program will not uninstall

I have john the ripper installed on my ubuntu 20.04 machine. Originally, I simply installed it using apt-get. But now I need to remove it from my machine. Currently when I type john I get this: ask@Garsy:~/Notes/TA/AppliedInfoSec/PassCracking$…
NotQuiteSo1337
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0
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1 answer

How do you pull the password file/hash on a locked debian computer using John the Ripper or likewise?

Currently using John the Ripper to test some of our network passwords, however, we do have a server that is completely locked up and we do not know the password for... Issue is, cant restart/turn off the old thing because its running some…
jon compton
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0
votes
1 answer

Symbolic link to binary, can't find configuration file

I just installed the jumbo john package. it's in ~/tools/john the binary is ~/tools/john/run/john and the config is ~/tools/john/run/john.conf I created a symbolic link with sudo ln -s /home/me/tools/john/run/john /usr/local/bin/john Now I get:…
user397311
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0
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1 answer

How can I use the contents of a file, and each line of another file as arguments in a bash script, for a command line tool?

I have viewed the other questions which, were helpful, but do not answer my problem. I am trying to write a script that can assist me with college work*. I have a file containing a hash which through, "trial and error" needs to be cracked to get the…
S. Buster
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0
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2 answers

John the Ripper - password without repeating letters

Note: I'm not going to put output of commands because thread will be very long. Solutions I have already tried didn't succeeded to make the desired output. If anybody knows is it possible to get a wordlist of passwords that are 8 characters long…
user219258
0
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1 answer

Which system for make command?

I am attempting to use the make command to build a project. However I do not know which system to select. How can I tell? Running Ubuntu 15.04 on a Dell Latitude D630 with an Intel Core 2 Duo CPU T7500 @ 2.20GHz x2 The processor was released Q3'06…
AnthonyW
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