He said the suspects had made useful statements and would be charged to court upon conclusion of investigations.
The EFCC spokesman said the ex-convict was arrested alongside 54 others in Oyo town on Thursday following verified intelligence regarding their internet fraud activities.
To ensure this, EFCC said it was already collaborating with international partners.
Last February, the anti-corruption commission arraigned the Kogi first lady (in absentia) and four others for money laundering and criminal misappropriation.
On July 1, 2022, the Lagos Division of the Court of Appeal sentenced Mr Nwaoboshi to prison after it convicted him on a two-count charge of money laundering.
Mrs Bello is, however, at large.
