Looks similar to me, but the same group has published on HEXACO and honesty/humility, so they may make a distinction.

https://www.uni-ulm.de/en/in/psy-pfm/research/publications/

from researchgate:

> "In theory, D ... is distinct from the low pole of Agreeableness or Honesty-Humility ... in several defining features, especially the representation of sadistic and spiteful tendencies and the broad inclusion of justifying beliefs (see Moshagen et al., 2018). ..."