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Thread: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
Post: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
| Hi,
I'm about to hack my own password for an online cryptocurrency wallet. I have the hash data and the algo in c++ source code. It seems to be a variant of PBKDF2-HMAC-SHA256 with a different nu... |
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crypto |
hashcat
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8 |
8,159 |
08-14-2017, 10:06 PM |
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Thread: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
Post: RE: variant of PBKDF2-HMAC-SHA256 needed
| It's an altcoin, not a bitcoin wallet. And it's not even the wallet itself but the encrypted private key of my crypto account stored on their website.
Thanks for the hint with the AES looping, I will... |
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crypto |
hashcat
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8 |
8,159 |
08-14-2017, 11:48 PM |
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Thread: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
Post: RE: variant of PBKDF2-HMAC-SHA256 needed
| I couldn't find a loop in the AES step.
The decryption part consists mainly of calls to these 3 sdk functions (sdk named 'mbed TLS'):
/**
* \brief PKCS#5 PBKDF2 using HMAC
*
* \param ctx... |
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crypto |
hashcat
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8 |
8,159 |
08-16-2017, 10:17 PM |
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Thread: Decrypt the password 2 of Blockchain wallet
Post: RE: Decrypt the password 2 of Blockchain wallet
| I can't answer your question but maybe I can help you finding the correct password algo.
I could fetch this json data from their website during login (hashes masked for privacy reasons):
auth_ty... |
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crypto |
hashcat
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5 |
5,895 |
08-17-2017, 04:56 PM |
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Thread: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
Post: RE: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
| Anyone here who could modify any existing pbkdf2 algo in hashcat to fill my need?
I can provide you with a decrypter source (c++) and sample hashes.
We can negotiate a bounty, I'm willing to pay... |
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crypto |
hashcat
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8 |
8,159 |
08-18-2017, 07:17 PM |
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Thread: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
Post: RE: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
| I've investigated the issue further and found the "Ethereum Wallet, PBKDF2-HMAC-SHA256" is exactly what I need!
But I think the detection code for verifying that the correct password was found must... |
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crypto |
hashcat
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8 |
8,159 |
09-11-2017, 12:30 PM |
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Thread: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
Post: RE: [Bounty] variant of PBKDF2-HMAC-SHA256 needed
|
atom Wrote: (09-17-2017, 01:07 PM)
--
all the stuff you need is already in the kernel, you just need to find someone to put them together. especially with latest version opencl kernel development is ... |
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crypto |
hashcat
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8 |
8,159 |
09-17-2017, 05:39 PM |
