Malaysian power company Tenaga Nasional Bhd (TNB) was exploited by illegal cryptocurrency, which caused utility companies to lose $760,736. After discovering the illegal act, the company raided 33 illegal bitcoin mining facilities located near the capital city of Pahang. Siti Sarah Johana Mohd, general manager of the distribution network, said that these facilities have been mining bitcoin for six months. According to evidence collected by TNB, 23 sites are conducting bitcoin mining activities, while 10 other sites have discovered our search behavior. , destroyed the evidence.