If you are referring to the download links under Update: 11/14/2011...those are actually .exe files (created by Grinler, the site owner of Bleeping Computer) with a set of instructions for Windows execute. As .exe files, they provide protection for the source script to ensure it is not inadvertently altered.
Most of the well known specialized tools we use against malware are written by experts/Security Colleagues
at various security forums like Bleeping Computer, TechSupport, GeeksToGo, Emsisoft and other similar sites so they can be trusted
...this includes any program/file hosted by BC for download.
HitmanPro is most likely detecting the behavior as suspicious, dangerous or some type of malicious threat when that is not the case. This occurs for a variety of. Security scanners cannot distinguish
between "good" and "malicious" use of such programs, therefore they may alert you or even automatically remove
them. In these cases the detection is a "false positive
As for labeling it, each security vendor uses their own naming convention so it's difficult to tell what HMP is calling the detection.