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Thread: VeraCrypt dictionary attack
Post: RE: VeraCrypt dictionary attack
| Most important question: how did you generate the binary data file needed for hashcat, did you follow this guide: https://hashcat.net/faq#how_do_i_extract_the_hashes_from_truecrypt_volumes ? |
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philsmd |
hashcat
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6 |
7,719 |
05-27-2017, 07:52 PM |
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Thread: VeraCrypt dictionary attack
Post: RE: VeraCrypt dictionary attack
| Well, if you are 100% sure that the extracted data is what hashcat expects, we might need to find the culprit somewhere else. For instance, you didn't tell us how long these password candidates are...... |
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philsmd |
hashcat
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6 |
7,719 |
05-27-2017, 09:16 PM |
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Thread: VeraCrypt dictionary attack
Post: RE: VeraCrypt dictionary attack
| Well, that might explain it ("its length is of about 40 characters")... see https://hashcat.net/faq#what_is_the_maximum_supported_password_length
so max 31 for -a 0 (40 is already too long).
But you... |
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philsmd |
hashcat
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6 |
7,719 |
05-27-2017, 10:46 PM |
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Thread: VeraCrypt cracking always Exhausted
Post: RE: VeraCrypt cracking always Exhausted
| You should have already noticed by now (after we discussed and explained it here: https://hashcat.net/forum/thread-6908.html and also by looking at the example hashes here: https://hashcat.net/wiki/ex... |
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philsmd |
hashcat
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7 |
10,898 |
09-29-2017, 04:35 PM |
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Thread: VeraCrypt cracking always Exhausted
Post: RE: VeraCrypt cracking always Exhausted
| 512 bytes is correct. (every other size is wrong, the details are explained here: https://hashcat.net/faq#how_do_i_extract_the_hashes_from_veracrypt_volumes)
(but note: hashcat doesn't give a warning... |
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philsmd |
hashcat
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7 |
10,898 |
09-29-2017, 05:04 PM |
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Thread: Veracrypt algorithm identification
Post: RE: Veracrypt algorithm identification
| no, in general it's not possible. The architecture choice / design of VeraCrypt itself does not allow seeing what algos are being used.
That said, it's very easy to see a bootloader... i.e. if the ... |
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philsmd |
hashcat
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5 |
970 |
06-25-2020, 11:35 AM |
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Thread: Veracrypt algorithm identification
Post: RE: Veracrypt algorithm identification
| for very few hash types only one "hash" can be loaded at the same time. This is also true for VeraCrypt since (in theory, but normally you extract it anyway or work with a backup) you can directly loa... |
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philsmd |
hashcat
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5 |
970 |
06-26-2020, 01:20 PM |
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Thread: VCL/IB cluster The-Distribution-Which-Does-Not-Handle-OpenCL-Well (Kali) vs Ubuntu
Post: RE: VCL/IB cluster The-Distribution-Which-Does-Not...
| oclHashcat/cudaHashcat unforunately have some GPU driver dependencies.
There is only a limited list of operating systems supported by the driver.
Ubuntu 12.04 for instance is one of the supported OS ... |
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philsmd |
Hardware
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1 |
4,899 |
05-27-2014, 07:28 PM |
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Thread: v3.30-49-g2f81532 segfault
Post: RE: v3.30-49-g2f81532 segfault
| If you use the git version you need to always do all of these steps:
Code:
--
$ make clean
$ git pull
$ make
--
I also think that reports like this should be directly addressed on github, not here... |
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philsmd |
hashcat
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5 |
6,151 |
02-01-2017, 12:40 PM |
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Thread: v1.32 oclhashcat64.exe has stopped working
Post: RE: v1.32 oclhashcat64.exe has stopped working
| Please give more information about your setup (which GPUs and how many of them etc) and the full command you try to run (without hashes or other sensitive information). |
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philsmd |
Old oclHashcat Support
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7 |
13,145 |
01-19-2015, 10:47 PM |
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Thread: v1.32 oclhashcat64.exe has stopped working
Post: RE: v1.32 oclhashcat64.exe has stopped working
| Without any additional details it is impossible to identify the main cause of this crash.
For instance, do the crashes even depend on the command line arguments you posted above? Does a crash also oc... |
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philsmd |
Old oclHashcat Support
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7 |
13,145 |
01-20-2015, 11:21 AM |
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Thread: v1.31 Multi-GPU not working with standalone devices
Post: RE: v1.31 Multi-GPU not working with standalone de...
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SopalajoArrierez Wrote: (10-07-2014, 12:32 PM)
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ERROR: 2: No such file or directory
--
means that you didn't specify the wordlist.
Since you didn't specify any --attack-mode (-a), -a 0 was implie... |
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philsmd |
Old oclHashcat Support
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5 |
11,880 |
10-07-2014, 12:43 PM |
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Thread: v1.31 Multi-GPU not working with standalone devices
Post: RE: v1.31 Multi-GPU not working with standalone de...
| It may depend on your shell/cmd, you may need to escape/quote the arguments, like this:
-d "1,2" etc |
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philsmd |
Old oclHashcat Support
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5 |
11,880 |
10-07-2014, 01:03 PM |
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Thread: v1.31 and v1.30 are both much slower than v1.21
Post: RE: v1.31 and v1.30 are both much slower than v1.2...
| 1. there were a lot of changes and atom already mentioned that the default tuning was changed heavily among those versions. Also to avoid users continously reporting freezes, hangs etc
Therefore, you... |
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philsmd |
Old oclHashcat Support
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6 |
17,417 |
10-16-2014, 03:00 PM |
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Thread: v1.01 combination attack
Post: RE: v1.01 combination attack
| As "User" said you need to specify exactly 2 dictionaries for instance:
Code:
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./cudaHashcat64.bin -m 0 -a 1 -o output.txt hash.txt dict1.txt dict2.txt
--
Therefore, if you use -o outfi... |
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philsmd |
Old oclHashcat Support
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4 |
8,449 |
01-18-2014, 12:03 AM |
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Thread: Using Wordlist question
Post: RE: Using Wordlist question
| yeah, just specify the folder and it will run through each and every dict, also see https://hashcat.net/wiki/frequently_asked_questions#how_to_use_multiple_dictionaries
even the usage info should t... |
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philsmd |
Old oclHashcat Support
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1 |
3,314 |
11-05-2015, 10:40 AM |
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Thread: Using PACK - Interesting Results
Post: RE: Using PACK - Interesting Results
| This problem was already reported several months ago (see https://github.com/iphelix/pack/issues/1), but it wasn't merged yet.
I think there are some forked versions that integrate the fix, like th... |
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philsmd |
General Talk
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3 |
3,370 |
12-01-2017, 09:09 AM |
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Thread: Using newline character as part of mask attack
Post: RE: Using newline character as part of mask attack
| if you use --hex-charset every character you specify must be specified in hexadecimal.
Therefore you must use:
Code:
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hashcat64 -a 3 -m 0 -O --hex-charset -1 0a hash.txt 757365726e616d65?1?a?... |
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philsmd |
hashcat
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16 |
9,677 |
04-22-2018, 07:11 AM |
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Thread: Using hashcat with maskprocessor - here: veracrypt
Post: RE: Using hashcat with maskprocessor - here: verac...
| you need to add --increment too
the --increment command line switch enables the increment feature (and min/max options are further restrictions/limits) |
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philsmd |
hashcat-utils, maskprocessor, statsprocessor, md5stress, wikistrip
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13 |
5,771 |
08-19-2019, 01:35 PM |
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Thread: Using hashcat with maskprocessor - here: veracrypt
Post: RE: Using hashcat with maskprocessor - here: verac...
| ?1 is not the same as ?l
and ?! is completely wrong
you need to be more careful about what you see and what you type.
?1 is dollar ONE and ?l is dollar lower-case ELL
maskprocessor is not ... |
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philsmd |
hashcat-utils, maskprocessor, statsprocessor, md5stress, wikistrip
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13 |
5,771 |
08-19-2019, 07:50 PM |
