MUMBAI, April 19 -- The Enforcement Directorate (ED) has provisionally attached assets worth Rs.97.79 crore belonging to businessman Raj Kundra, husband of Bollywood actress Shilpa Shetty, as part of a money-laundering investigation into an alleged Rs.6,600 crore Bitcoin-based Ponzi scheme operated by Singapore-based Variable Tech Pte Ltd, officials said on Thursday.

Kundra allegedly received 285 bitcoins, currently valued at around Rs.150 crore, from the scam's suspected mastermind to set up a Bitcoin mining farm in Ukraine that never materialised, the officials said. The attached assets include a suburban Juhu flat owned by Shetty, a Pune bungalow, and Kundra's equity shares.The ED probe revealed that Variable Tech allegedly collected 80...