sha1(eMinor--$saltsha1(eMinor--$plaintext--})--})

[174region174]

You should not post hashes here but from hashcat examples this looks like:  8400 (WBB3 (Woltlab Burning Board))

Does anyone know how to look for it?
Is there any search method in hashcat or is it necessary to search for JtR?
hash
-snip-

I think your conclusions are wrong. Do you know what it is
sha1DASH sha1(--$salt--$plaintext--)
I think I need to do something similar with these hashes. But I do not know what exactly.