The murder case of a 38-year-old peon employed with Union Bank of India, Alibaug branch has been detected after the murder accused, who is the cousin brother of the victim and hails from Solapur, surrendered before the Solapur police and confessed that he along with his aide had killed the peon for taking Rs 1 lakh for getting him a permanent job, but reneged and was not returning his money.