India, Aug. 5 -- The Enforcement Directorate (ED) has attached assets worth Rs.42.8 crore linked to an Indian serving a 60-month prison term in the US for a $20 million cryptocurrency fraud, his family and associated entities in Delhi, the agency said on Tuesday.

The agency said it launched an investigation after learning that Chirag Tomar was arrested in the US for stealing over $20 million through the use of fake or spoofed websites, mimicking the cryptocurrency exchange website Coinbase. It added that the trusted websites were spoofed in such a way by search engine optimisation that when they were searched, the spoofed one would appear at the top.

"The spoofed website appeared exactly similar to the trusted website except for the con...