Recourse ManTrap 1.6 does not properly hide processes from attackers, which could allow attackers to determine that they are in a honeypot system by comparing the results from kill commands with the process listing in the /proc filesystem.
Recourse ManTrap 1.6 sets up a chroot environment to hide the fact that it is running, but the inode number for the resulting "/" file system is higher than normal, which allows attackers to determine that they are in a chroot environment.