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Thread: CPU vs GPU
Post: RE: CPU vs GPU
| I don't know a lot about Mac hardware, but I would assume that this is because the GPU in that unit is slower than the CPU? In my experience, the GPU is usually better, though, so someone else may kno... |
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royce |
hashcat
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21 |
44,484 |
02-26-2017, 08:37 AM |
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Thread: CPU vs GPU
Post: RE: CPU vs GPU
| That definitely works. Orient yourself with your command line.
Code:
--
$ hashcat -b -m 0
hashcat (v3.30-317-g778f568) starting in benchmark mode...
OpenCL Platform #1: NVIDIA Corporation
===... |
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royce |
hashcat
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21 |
44,484 |
02-26-2017, 05:58 PM |
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Thread: CPU vs GPU
Post: RE: CPU vs GPU
| Also note that the "maximum power" you mentioned early is memory size, which has no relationship to speed. |
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royce |
hashcat
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21 |
44,484 |
02-26-2017, 06:00 PM |
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Thread: CPU vs GPU
Post: RE: CPU vs GPU
| In the posted benchmarks, your GPU performance is roughly an order of magnitude better than your CPU performance. |
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royce |
hashcat
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21 |
44,484 |
02-26-2017, 08:32 PM |
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Thread: CPU vs GPU
Post: RE: CPU vs GPU
| You said your CPU was better than your GPU. This is not correct. Your GPU is much better. How much RAM you're using only matters when using large lists of rules, etc. |
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royce |
hashcat
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21 |
44,484 |
02-27-2017, 02:58 AM |
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Thread: Multiple Dictionaries?
Post: RE: Multiple Dictionaries?
| Some attack modes do work with a path to a folder. |
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royce |
hashcat
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2 |
4,185 |
02-27-2017, 03:02 AM |
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Thread: Problem get password that is in dictionary
Post: RE: Problem get password that is in dictionary
| Try testing with the example hashcat hash:
https://hashcat.net/wiki/doku.php?id=example_hashes
This is "hashcat": $2a$05$LhayLxezLhK1LhWvKxCyLOj0j1u.Kj0jZ0pEmm134uzrQlFvQJLF6
If this works, it's mo... |
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royce |
hashcat
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12 |
12,533 |
02-28-2017, 04:49 PM |
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Thread: Problem get password that is in dictionary
Post: RE: Problem get password that is in dictionary
| Yes. Try it to see if it works. You are empowered to to definitively answer your own question. :) |
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royce |
hashcat
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12 |
12,533 |
03-02-2017, 05:00 PM |
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Thread: Avoid character occurrance in brute force attack
Post: RE: Avoid character occurrance in brute force atta...
| I don't think that there is a way to express this using hashcat's rules (unless you generated a very large list of masks and custom character sets).
And even if there were, I don't think that it wo... |
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royce |
hashcat
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12 |
12,015 |
03-06-2017, 01:49 AM |
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Thread: Potfile format - to hex or not to hex
Post: RE: Potfile format - to hex or not to hex
| FWIW, I've been using that same Perl one-liner from undeath, expanded for readability and converted to a standalone script:
Code:
--
#!/usr/bin/env perl
# Credit: undeath, https://hashcat.net... |
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royce |
hashcat
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10 |
9,895 |
03-15-2017, 03:02 PM |
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Thread: Potfile format - to hex or not to hex
Post: RE: Potfile format - to hex or not to hex
| Interesting use cases, thanks.
Two things, though:
1. Since the subject of this post starts with "Potfile format", I assumed that the end goal is to convert a potfile, but retain the potfile for... |
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royce |
hashcat
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10 |
9,895 |
03-16-2017, 04:14 AM |
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Thread: Potfile format - to hex or not to hex
Post: RE: Potfile format - to hex or not to hex
| And here's a rough pass at the reverse:
Code:
--
#!/usr/bin/env perl
# Credit: undeath, https://hashcat.net/forum/thread-3522.html
# ... and devilsadvocate ;)
use utf8;
while () {
... |
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royce |
hashcat
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10 |
9,895 |
03-16-2017, 04:45 AM |
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Thread: Potfile format - to hex or not to hex
Post: RE: Potfile format - to hex or not to hex
| I know this is going to sound silly, but just to triple-confirm ... you're saying that you convert your plaintext dictionaries to hex strings, producing output like this (from the first ten lines of r... |
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royce |
hashcat
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10 |
9,895 |
03-16-2017, 06:11 AM |
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Thread: +55 minutes in Generating Dictionary for 194GB
Post: RE: +55 minutes in Generating Dictionary for 194GB
| Have you looked into hashcat's rules and masks? You may be able to significantly reduced the size of your wordlist, in exchange for faster coverage of your likely password space.
For example, if your... |
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royce |
hashcat
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26 |
24,602 |
03-19-2017, 06:54 AM |
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Thread: Show how the password was cracked
Post: RE: Show how the password was cracked
| See the --debug-mode option. Mode 4 may be what you're looking for.
# | Format
===+========
1 | Finding-Rule
2 | Original-Word
3 | Original-Word:Finding-Rule
4 | Original-Word:Finding-Rule:... |
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royce |
hashcat
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2 |
2,863 |
03-20-2017, 05:20 PM |
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Thread: how can i use 0x00-0x08 of "?b" to crack a hash value
Post: RE: how can i use 0x00-0x08 of "?b" to crack a has...
| You can use the --hex-charset option to specify this set of binary.
Edit: specifically, something like:
--hex-charset -1 000102030405060708 ?1?1?1?1?1?1?1?1
... or however long your expected string... |
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royce |
hashcat
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1 |
2,726 |
03-21-2017, 03:09 AM |
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Thread: Tailor hashcat for cracking “german” passwords?
Post: RE: Tailor hashcat for cracking “german” passw...
| Yes, UTF8 is probably fine for WPA2 entered via a web interface.
It sounds like you have the rest of the basics covered. Good luck! |
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royce |
hashcat
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2 |
3,338 |
03-25-2017, 09:26 PM |
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Thread: Generated wordlist size is not right?
Post: RE: Generated wordlist size is not right?
| You're right - I'm running it against a single hash, and I get the number you're expecting:
Code:
--
$ cat myowncharset
!@#$%^&*?
$ ./hashcat -m 5500 -a 3 -1 myowncharset -2 ?1?l?u?d test.h... |
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royce |
hashcat
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2 |
3,058 |
03-26-2017, 02:22 AM |
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Thread: How Calculate GPU Cracking Time
Post: RE: How Calculate GPU Cracking Time
| The best way to do this is to perform an actual run.
Raw wordlist mode (with no rules) is very, very fast. hashcat's guessing speed is so fast that it can often spend more time caching a large dict... |
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royce |
hashcat
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10 |
25,369 |
03-26-2017, 05:36 PM |
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Thread: Tailor hashcat for cracking “german” passwords?
Post: RE: Tailor hashcat for cracking “german” passw...
| And for bruteforce beyond the basics, see this StackExchange answer (https://security.stackexchange.com/a/154958/6203). |
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royce |
hashcat
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2 |
3,338 |
03-26-2017, 06:52 PM |
