what is this rash?? help anyone

so its been going on for about two months and it appears on my buttock, inner thighs legs, pubic area. i dont know what it is, the itch/soreness last a day and then it goes somewhere else. idk if it's an std or what?? my buttock muscles hurt a bit aswell

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im sorry frank i dont really see anything or exactly what your issue exactly is? can you give more information

they look like regular rashes to me no need to worry