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    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

Im not an Developer, so it is getting too technical for me. I just thought, that mainly everything is there to support it in hashcat. Im trying to bruteforce my old wallet with some BTC in it and si...
derlange2k hashcat 15 75,809 01-29-2020, 09:30 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

philsmd Wrote: (01-29-2020, 10:26 AM) -- Did you try to use this btcrpass.py tool to crack your file ? Does it even work ? -- Yes, it's working: Code: -- python.exe btcrecover\btcrecover.py --t...
derlange2k hashcat 15 75,809 01-29-2020, 05:47 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

btcrecover can operate in 2 modes: 1. Mode: It operates on the full key backup file. This way, btcrecover can compare a second AES block: Code: --   # If another AES block is available, decr...
derlange2k hashcat 15 75,809 01-29-2020, 03:43 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

philsmd Wrote: (01-29-2020, 03:12 PM) -- so it seems the only check is that the 32 decrypted bytes are base58 chars and the first needs to start with either L, K, 5 or Q. I think that is approximatel...
derlange2k hashcat 15 75,809 01-29-2020, 03:32 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

Maybe this can help: Code: -- ############### MultiBit ############### # - MultiBit .key backup files # - MultiDoge .key backup files # - Bitcoin Wallet for Android/BlackBerry v3.47+ wallet bac...
derlange2k hashcat 15 75,809 01-28-2020, 03:47 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

Ok, from my understanding it works that way: The salt is: Code: -- c6b79fb89bf0d051 -- hashcat should generate MD5 hashes with the given attack mode, salt it with the above salt and compare it wit...
derlange2k hashcat 15 75,809 01-28-2020, 02:59 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

Examples: encrypted key backup file from multibit: Code: -- U2FsdGVkX1/Gt5+4m/DQUaahjZ1bZvpbehbiJ8RlZgScHycsuhU6vxfLMpWR1LSHoTJma6igo6eG CnMqbPYXw9drUjK3BZ2Qo1ZVvWD8pLcaIPM3rcTLAouZjurxZE32 -- h...
derlange2k hashcat 15 75,809 01-28-2020, 02:43 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: RE: openssl AES256 with a common standardized Pass...

philsmd Wrote: (01-28-2020, 02:02 PM) -- are you talking about this https://github.com/hashcat/hashcat/issues/1538 ? this has nothing todo with the "openssl" tool at all. very different algorithm....
derlange2k hashcat 15 75,809 01-28-2020, 02:16 PM
    Thread: openssl AES256 with a common standardized Password-Based Key Derivation Function
Post: openssl AES256 with a common standardized Password...

Hello everyone, i want to use hashcat to brute-force a password created by multibit classic bitcoin wallet. The wallet key backup uses the following openssl method to generate the backup: openss...
derlange2k hashcat 15 75,809 01-28-2020, 01:45 PM