I think this is hard to detect, I often use many techniques to know about scam projects in BNB or other projects, scammers are trying to make projects or anything like real and the easy thing is to ask for advice from experts on telegram or discord discussions.
Scam projects for me are hard to detect cause the scam site or Project has an idea and made it to copy all the movements of a good project.
And the a cam sites they use a n high-technology that know everything and do their best to scam you. And also they have a good quality source of know and a power of convincing techniques to scam many users