The truncated number (159.1...) likely refers to the file size (e.g., 159.1 KB or MB). A plain text file containing legitimate email access data wouldn't be that size unless it was packed with malware scripts.

mailaccess-mix-hotmail-txt-file-warning

Microsoft retired the "Hotmail" brand years ago (it is now Outlook.com). Any modern file claiming to offer "Hotmail access" is almost certainly using old bait to catch new victims.