MEXICO CITY, May 16 (Reuters) - Mexico’s central bank said on Wednesday a cyber attack that has affected a payments system in the country had hit a total of five companies and that an estimated 300 million pesos ($15.33 million) of irregular transactions had been detected so far. Bank of Mexico Governor Alejandro Diaz de Leon said five market participants were victims of the hack, which hit connections to a domestic payments system at the end of April, but did not specify which banks, brokerages or other companies were targeted. ($1 = 19.5685 Mexican pesos) (Reporting by Michael O’Boyle; Editing by Christine Murray)
several unnamed banks have been affected by a cyber attack on a domestic banking system in 2008 . The attack occurred in 2008 and has resulted in MXN300 m ( $ 15.33 m ) of irregular transactions so far , according to the country 's central bank .