# Ledger Updates its Software as Tether Freezes Hacker’s Wallet

**Author:** Miles
**Published:** 2025-03-20 11:48:01.000Z
**Source:** [View on CoinPaprika](https://coinpaprika.com/news/ledger-updates-its-software)

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> Ledger updates software after the hack, and advises users to upgrade for safety. over $150,000 was lost, affecting DeFi apps like SushiSwap and Kyber.

<?xml encoding="utf-8" ?><p><b>Ledger, a crypto wallet provider, has updated its software</b> after a serious hack. They urge users to switch to the new version 1.1.8 and wait a day before using it again. Ledger is investigating how much the hack affected their system.</p><p>The hack happened when a former employee was tricked into giving access to their account. <b>About $150,000 was stolen initially, although it has recently been reported by Bitcoin(dot)com to have reached about $484,000.</b> Ledger quickly responded and fixed the problem within 40 minutes with the help of WalletConnect and <a href="https://coinpaprika.com/coin/usdt-tether/" target="_self">Tether</a>, who also froze the hacker's wallet.</p><p><b>Other DeFi protocols like </b><a href="https://coinpaprika.com/news/sushi-cto-warns-users" target="_self"><b>SushiSwap</b></a><b>, Kyber, RevokeCash, and Zapper were also hit</b> by this "supply chain attack". It involved harmful code that impacted various apps. Kyber and RevokeCash quickly turned off their services to prevent more harm.</p><p>The problem was with LedgerHQ&rsquo;s ConnectKit versions after 1.1.4. While some crypto projects said they weren't affected,<b> this kind of attack shows big risks in the crypto world.</b></p>