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Post Author Forum Replies Views Posted [desc]
    Thread: [sha256] Hash inside a hash
Post: RE: [sha256] Hash inside a hash

If it's the case that it's sha256(sha256(pass)), trying to discover that original 'pass' string is much more efficient. hashcat doesn't support that specific combo, but other tools (John the Ripper...
royce hashcat 5 3,758 11-29-2017, 02:36 AM
    Thread: [sha256] Hash inside a hash
Post: RE: [sha256] Hash inside a hash

If the first sha256 was based on a shorter, less random string, you're far better off attacking that, and then just running sha256 on it. :) But if the first sha256 is of something large or random,...
royce hashcat 5 3,758 11-29-2017, 02:49 AM
    Thread: Sql server 2014 hashes
Post: RE: Sql server 2014 hashes

You mean something like this? Code: -- SELECT password_hash    FROM sys.sql_logins -- More info here: https://www.sqlservercentral.com/articles/password+cracking/96540/
royce General Talk 1 3,132 11-29-2017, 05:23 AM
    Thread: 3des, k1==k3, k1 != k2 kernel
Post: RE: 3des, k1==k3, k1 != k2 kernel

As a general reference for other searchers: * My understanding is that k1 != k2 != k3 is feasible because of meet-in-the-middle (https://crypto.stackexchange.com/questions/6345). * See also this...
royce hashcat 1 2,519 11-29-2017, 05:31 AM
    Thread: Passwords^13 - Bergen - December 2-3
Post: RE: Passwords^13 - Bergen - December 2-3

YouTube playlist of all videos from the conference are here (https://www.youtube.com/watch?v=DwbvFQx0Vfk&list=PLdIqs92nsIzQL6_ZTXTDPvhE7GiZrl-Em).
royce Organisation and Events 2 10,974 11-29-2017, 06:03 AM
    Thread: Descrypt 8 Char PW
Post: RE: Descrypt 8 Char PW

I couldn't immediately find any public benchmarks on 4.x hashcat for a 1060. If you happen to have one, run that actual attack and check the time estimate; that will be the most accurate way to ge...
royce General Talk 10 8,115 11-29-2017, 09:08 PM
    Thread: Combinator Attack and unique
Post: RE: Combinator Attack and unique

CPU, I would think. Here's an alias that I stole from epixoip that works well on Linux: Code: --    bigsort() { LC_ALL=C sort --parallel=4 -S 4000M -T /path/to/fast/storage/ $*; } -- A...
royce hashcat 3 2,897 11-29-2017, 10:37 PM
    Thread: Max Pass Length using Wordlists
Post: RE: Max Pass Length using Wordlists

Unless you're attacking a slow hash, it may not be worth skipping the longer files. If it's a slow hash, you could use 'combinator' from hashcat-utils, and then pipe that through 'len' (also from h...
royce hashcat 7 5,993 11-29-2017, 10:40 PM
    Thread: Descrypt 8 Char PW
Post: RE: Descrypt 8 Char PW

undeath, cool - yours? Was that under -w 4? Here's one for 6x 1080s, -w 4: Code: -- Hash.Type........: descrypt, DES (Unix), Traditional DES Time.Started.....: Wed Nov 29 14:20:19 2017 (1 mi...
royce General Talk 10 8,115 11-30-2017, 01:23 AM
    Thread: complex md5 salted hash
Post: RE: complex md5 salted hash

Yes, if I understand you correctly - if you're only attacking a single salt, then appending a hyphen to the end of the salt would have the same effect.
royce hashcat 1 2,518 11-30-2017, 04:57 AM
    Thread: Descrypt 8 Char PW
Post: RE: Descrypt 8 Char PW

Faster base clock (1708 MHz vs1050 MHz) ? https://www.nvidia.com/en-us/geforce/products/10series/geforce-gtx-1060/ https://www.geforce.com/hardware/desktop-gpus/geforce-gtx-970/specifications
royce General Talk 10 8,115 11-30-2017, 05:21 PM
    Thread: Do not try to write --keyspace yourself
Post: RE: Do not try to write --keyspace yourself

epixoip Wrote: (11-28-2017, 05:02 AM) -- I can't really explain it any better than I already did in the thread you linked to. I guess I can try to expand upon it. -- Great writeup. Totally stealing...
royce hashcat 15 20,288 11-30-2017, 05:26 PM
    Thread: Descrypt 8 Char PW
Post: RE: Descrypt 8 Char PW

For a single 1060, it will still take four months, I would think.
royce General Talk 10 8,115 11-30-2017, 07:22 PM
    Thread: Cyrillic --> English transliterated passwords wordlist
Post: RE: Cyrillic --> English transliterated passwords ...

RealEnder, wlc was new to me - thanks for the tip, looks very useful.
royce hashcat 7 6,887 12-01-2017, 05:45 PM
    Thread: HD7970 really slow?
Post: RE: HD7970 really slow?

Hmm, interesting. I wouldn't expect you to have to downgrade drivers - latest stable should be fine. Is it possible that something else is keeping your GPU busy?
royce Hardware 7 5,620 12-03-2017, 06:21 PM
    Thread: Does generate-rules.exe not have a help?
Post: RE: Does generate-rules.exe not have a help?

Many tools from hashcat-utils are pretty minimal. The wiki has a summary of usage: https://hashcat.net/wiki/doku.php?id=hashcat_utils#generate-rules
royce hashcat 4 3,931 12-04-2017, 08:46 AM
    Thread: Password list
Post: RE: Password list

logistix111 Wrote: (12-06-2017, 05:19 PM) -- Thanks! One of the things I didn't like about other lists is they contained the hash too which is a PITA to remove and clean up. -- Find a way to do this ...
royce hashcat 6 15,311 12-06-2017, 08:52 PM
    Thread: How long will hashcat finish copying while restore
Post: RE: How long will hashcat finish copying while res...

DKblue Wrote: (12-04-2017, 05:25 PM) -- Does pipe supports pause?? -- I don't think that pipe supports pause. But you can pause the entire job on Unix-likes with Control-Z, and then restore it with...
royce hashcat 8 6,107 12-06-2017, 09:06 PM
    Thread: New Cracking Build Feedback
Post: RE: New Cracking Build Feedback

I'd recommend something other than K a l i for the main OS. It doesn't play well with OpenCL and hashcat sometimes.
royce Hardware 16 14,433 12-06-2017, 09:24 PM
    Thread: Line Exception using Example Hash md5
Post: RE: Line Exception using Example Hash md5

Do you have extra (or too few) characters in your hash.txt file? This is what the line-length exception error means. Code: -- $ cat - >hash.txt 8743b52063cd84097a65d1633f5c74f5 $ cat hash.tx...
royce hashcat 4 3,155 12-07-2017, 02:25 AM