Hardware wallet manufacturer Ledger launched an investigation into physically modified devices distributed through reseller CryptoBilis

From the articleTrezor Warns of Suspected Hardware Implant in One of Its Wallets Sold by CryptoBilisAlso in Trezor reveals Malaysian reseller sold wallet with spyware, Trezor Warns of Compromised Hardware Wallet Following $93M Ledger Security Scare, Trezor warns of suspected crypto-theft implant in hardware wallet