John the ripper mac no password hashes loaded

The OS X variants that this tutorial is aimed at are Lets take a quick look at some of the differences. Since the release of OS X Another key difference is the way in which the two systems store their hashes. Lastly, most Unix variants will use multiple rounds of the MD5 or DES cryptographic hash functions in order to encrypt system passwords.

Getting Started Cracking Password Hashes With John the Ripper

So, the first thing we want to do in this exercise is find out what our GUID is. We do this by invoking the Directory Service command line dscl utility. Implemented in OS X For our purposes, the directory service holds information specific to each user on the system.

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John the Ripper

Gary Kerbaugh Gary Kerbaugh. However, maybe I can enumerate some of the issues. I don't know if the password hashes can be consumed by John the Ripper in any other format.

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In fact, there is a command line utility that will create a classic passwd file with the command: Since Panther, passwords are stored in a "shadow hash". The name of a user's file is the value of the "generateduid" property found in the user's directory in NetInfo.

That's just a property list with some related information. I'm afraid that I have no idea what algorithm is used to hash these shadow passwords but the contents of the file containing the hash are mostly zeroes, so the hashes are also padded in some way. I'm afraid that's all I know. I don't know how to extract the hashes in a way that John the Ripper can use or what algorithm to tell it to use.

john-users - Re: "No password hashes loaded" for zip2john output

Reply Helpful Thread reply - more options Link to this Post. JTR has a built in unshadow app that you can use, I just need to be pointed into the direction of the file. If you can't run John in a shell without the python script, then we can't help you here. As Kyle Maxwell said.

Re: John the Ripper bug?

You may want to focus on getting it to work from the CLI first. Well I can run it in the terminal, no problems there.

It's just when I try to run it from python. Still, if there is ANY working option that cracks SHA1 passwords that works when running from a python script, It works perfectly as well. Sign up or log in Sign up using Google. Sign up using Facebook. Sign up using Email and Password. Post as a guest Name.