EFCC Lagos Zonal Command said it arrested the suspected yahoo boy identified as Owoseni Gabriel.
The agency also arrested 32 others for their alleged involvement in computer-related fraud.
Gabriel was arrested alongside Salaudeen Hammed, Akinsanya Olamilekan, Olamofe Joshua, Akindele Saheed, Damilare Micheal, Patoki Ayomiku, Olakunle Ismail, Babalola Ayomide, Afolabi Olaibola, Abiodun Olayinka, Samuel Ogunyemi, Adebayo Olarewaju, Abdul-Fatai Olawale and Hassan Ayofe.