How to unpack these bank files？@ aluigi @id-daemon

[barnett2010]

bgm.bank file download https://dwz.cn/1DDY9tZj

I did not find the password with fsbext
Using fsb_aud_extr, unsupported

fsbext -E 1
fsb_aud_extr bgm.bank

@ aluigi

@id-daemon

What should I do?

[aluigi]

I suspect that it's not an FSB encryption but rather an encryption applied by the game, therefore can't be guessed with fsbext