Chief Judicial Magistrate Amar Jyoti Shrivastava remanded the couple to 14 days judicial custody.
The woman was arrested on the basis of an FIR lodged at Lakhisarai, 70 km from here.
The racket was busted on the basis of an alert from NIA probing the serial blasts at Patna and Bodh Gaya.
A team of Bihar Police had arrested Aysha Bano and her husband Zubair, who runs a bidi business, from Mangalore on November 12 and they were brought here on transit remand for investigating the illegal money trail.
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Four persons arrested from front of an HDFC ATM on November 8 and were sent to the Lakhisarai jail.
The police said the four persons allegedly used to lure poor people to open bank accounts by paying them Rs 2000 each. Money poured into these bank accounts from unknowns destinations, mostly abroad, thereafter.
Instructions used to be sent through SMS from Pakistan to withdraw cash from these accounts and deposit them in other accounts.