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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Electrum support - aes_decrypt (sha256 (sha25...
| Open up your wallet file and search for the "seed_version" field, it should be 4. That maps to jtr version 1.
https://github.com/magnumripper/JohnTheRipper/blob/bleeding-jumbo/run/electrum2john.py#... |
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uaioaqo |
hashcat
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118,292 |
02-07-2018, 08:00 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Electrum support - aes_decrypt (sha256 (sha25...
| I don't understand what that means, but if your wallet is that old it should work with the software I'm writing. Here is my extract script:
https://pastebin.com/P3GZbFaL
If you remember a good chun... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-24-2018, 05:54 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Electrum support - aes_decrypt (sha256 (sha25...
| That's a standalone proof of concept. But I'm glad others are starting to find this thread via google, I was expecting that. You can't compile it into hashcat. And it doesn't work with electrum v4, th... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-23-2018, 01:09 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Electrum support - aes_decrypt (sha256 (sha25...
| I've attached the program so far. You can compile it by changing the included.h with a path to your local hashcat opencl directory, gcc -o main main.c -lOpenCL should compile it just fine under linux ... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-20-2018, 06:48 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Electrum support - aes_decrypt (sha256 (sha25...
| And I'm getting 127 M/s with a 1080.
If there is anyone interested in a bounty to optimise the kernel please contact me! Or if anyone has any suggestion, that is. I believe I really tried everythin... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-20-2018, 06:05 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Electrum support - aes_decrypt (sha256 (sha25...
| I've spent the better part of the last few days trying to optimise this AES thingy, and it's killing me, so I'm giving up.
My final figures are ~290 M/s for 2x SHA256 on a 1050 TI (the benchmark for... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-18-2018, 01:49 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| Yes, I actually thought of that before! I figured I wanted to have a single kernel doing password generation and testing, multiple passwords at the time... I kept the legacy m13400_init() naming only ... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-14-2018, 11:33 AM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| I started gluing those functions together today. (I got my intro to opencl, I have to say it was interesting).
I'm sort of getting the performances I was expecting... But for the AES256 key inversi... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-13-2018, 11:29 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| That is reasonable. However I would still need to optimize my CPU generation code 10-20x, otherwise I would need to use expensive CPUs with a single GPU. Sure, I can still get 10x the performances, bu... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-09-2018, 09:21 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| I'm just afraid the CPU would become the bottleneck here. My unoptimised password generation algorithm does around 5-10 M/s per core on my laptop, I need a 10-20x in speed to keep up with a single GPU... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-09-2018, 08:09 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| 6 months later...
AMD released some cpus with both SHA256 and AES hardware instructions, (the latest AMD EPYC line), exploiting them I got to 125 M/s, that is 100x what I was hoping for in my post ... |
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uaioaqo |
hashcat
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32 |
118,292 |
01-09-2018, 07:24 PM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| Should I specify I would like to offer a bounty in the Github issue? What would $500 look like? Maybe I could pay in Bitcoin and use a multisign address to prove it? |
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uaioaqo |
hashcat
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32 |
118,292 |
06-30-2017, 12:05 AM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| Thanks, I had no idea JTR just added Electrum support, I need to try that out next. I'm biased, but I believe Electrum to be one of the best clients, and IMHO, the only one it makes sense to use. It's... |
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uaioaqo |
hashcat
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32 |
118,292 |
06-27-2017, 11:56 AM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: RE: Anyone interested in being paid to add support...
| Hello Chick3nman,
Thank you for confirming I'm an order of magnitude off with btcrecover, I don't know where that is from but I should be able to figure that out myself (yes, I have the crypto libr... |
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uaioaqo |
hashcat
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32 |
118,292 |
06-27-2017, 03:40 AM |
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Thread: Electrum support - aes_decrypt (sha256 (sha256 ($pass), $data)
Post: Electrum support - aes_decrypt (sha256 (sha256 ($...
| Hello,
As you can guess, I have an Electrum wallet whose password I lost. I was considering several options and figured the most efficient way of throwing money at the problem right now should be a... |
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uaioaqo |
hashcat
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32 |
118,292 |
06-26-2017, 08:05 PM |