prowler.hlp definition, relationships, removal:

This is a part of a malicious parasite that violates user privacy and damages the compromised system. The prowler.hlp file can be used for different purposes depending on the related parasite's type, functionality and carried payload. Although prowler.hlp may not take any malicious actions by itself, it ensures that a parasite is working properly and therefore needs to be removed. DO NOT open, execute or edit prowler.hlp!
The prowler.hlp file is installed and used by Breach.
In some cases a presence of prowler.hlp does not mean that your system is infected. The file may actually belong to some fully legitimate applications and therefore must stay intact. If you are in doubt, please scan the prowler.hlp file using you regular spyware remover or antivirus program.