I found his skype in private messages - beeping9

He is on hackforums.net. Google bot registered content, but to see more details I was not lazy to register on this site.
Here you can see his skype again and username:
https://s23.postimg.org/7vqgylykb/asshole.png
all threads:
https://s27.postimg.org/70lu38gpf/forum1.jpg
https://s23.postimg.org/4i8n7ceh7/forum2.jpg
https://s27.postimg.org/6qbqrefeb/forum3.jpg

Found he shares some bruteforce tools and talk about that, maybe he bruteforced my account because password was very weak ..
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When I googled and found also interesting things about scam and with old account:

https://www.blackhatworld.com/seo/scammed-by-redtide1969-for-40.868913/

Here another fraud: http://www.mc-market.org/threads/27685/page-3

And another: https://www.nulled.to/topic/24787-trade-my-10-amazon-account-your-5-btc/
Here he is trading:
https://www.nulledblog.com/topic/24785-need-3-btc-giving-910-walmart-accounts/