As Olly doesn't seem to like 64 bit PEs any more... I've started playing with this guy...
Very simple an neat... not bad..
http://arkdasm.com/ (http://arkdasm.com/)
Worth checking out x64dbg, an open source 32bit/64bit debugger
Website: http://x64dbg.com (http://x64dbg.com)
Github: https://github.com/x64dbg/x64dbg (https://github.com/x64dbg/x64dbg) - Contribute to its development, open issues to request features or report any problems.
Gitter: https://gitter.im/x64dbg/x64dbg (https://gitter.im/x64dbg/x64dbg) - Chat with developers and users directly, with integrated sidebar that shows realtime updates from the github repo to show commits, comments and issues activity.
I use the one with Visual Studio 2015. Unfortunately I can't see segment registers (perhaps I didn't found them yet). I will try this one out. Thx