Thank you. With SFTP version 3 it is working fine. Thanx. Anyway listing different directory from the same SFTP server, it shows correct size and changed date even SFTP version is set to 6 in WinSCP – strange.
Before posting, please read how to report bug or request support effectively.
Bug reports without an attached log file are usually useless.
sftpmight be that the OpenSSH supports SFTP version 3 only. While WinSCP supports SFTP up to version 6. Your server implements SFTP 6, so WinSCP uses that. But the server might have SFTP 6 implementation broken. Try forcing WinSCP to use version 3 in session settings: