During the overnight operation, security forces seized safes, financial documents, phones and recordings as evidence, in addition to tens of millions of shekels.
Ferwana and his brother moved large amounts of funds to Hamas, which were used for terrorists' salaries and the buildup of military equipment.
The Prime Minister's Office defends the Mossad against accusations made by a former official, who claimed not enough was being done to stop Hamas from getting money.
Quicker and cheaper than its larger rival Bitcoin, Tron has overtaken its rival as a platform for crypto transfers associated with terrorist groups.
The Financial Action Task Force, a Paris-based G7 body that fights illicit finance, warned last month that terrorist organizations were seeking to further boost donor anonymity.
Hamas funds terrorism through innocent accounts, posing a challenge for banks without effective detection tools, now tackled by AI.
Israeli Foreign Minister Eli Cohen called for a united front against Palestinian terror and its funding sources while meeting German Foreign Minister Annalena Baerbock.
A government report highlights several organizations with prior Hamas affiliations currently raising funds on the website.
Since taking power in Gaza in 2007, Hamas has developed five funding channels: Four of them operate under arrangements Israel allows or supports.
Hamas uses a global financing network to funnel support from charities and friendly nations, including by using cryptocurrencies.