catswap[.]app

The domain catswap.app has been identified as a phishing site engaged in brand impersonation, specifically targeting users of the Ledger cryptocurrency platform. The site was designed to mimic legitimate wallet interfaces to deceive visitors into revealing sensitive information such as seed phrases or wallet credentials. As of now, catswap.app has been taken offline and is no longer accessible.

Technical analysis shows that catswap.app was registered through Porkbun LLC on September 12, 2025, and resolves to IP address 147.93.78.122, hosted in Singapore under AS47583 Hostinger International Limited. The site appeared on four security blocklists, including PhishDestroy, Polkadot, Enkrypt, and Codeesura. VirusTotal reports that 2 of 95 security vendors (CRDF and Gridinsoft) flagged the domain as malicious. The domain had no SSL certificate, and its observed page title was 'CatSwap | BRC2.0 Swap | AMM Swap by Smart Contracts on Bitcoin Layer 1'. The Gridinsoft trust score for catswap.app is 0/100, and the HTTP status currently returns 429.

Anyone who interacted with catswap.app, especially those who entered wallet seed phrases or connected their wallet, should immediately move funds to a new wallet and revoke any token approvals to prevent unauthorized access. Users who provided login credentials should change their passwords, enable two-factor authentication, and monitor accounts for suspicious activity. Incidents involving phishing or brand impersonation like this can be reported to the impersonated brand (Ledger) and relevant authorities to assist with further investigation and protection of other users.