Researchers at the popular Bitcoin wallet app Electrum have uncovered a malicious shanzhai act aimed at stealing seed keys. The suspicious shanzhai wallet, called Electrum Pro, appeared online in March and has been labeled malware since.

The electrum and Electrum-LTC versions below 3.3.3 are vulnerable to phishing attacks in which a malicious server displays a message asking the user to download the fake Electrum. To prevent user exposure, versions older than 3.3 can no longer connect to public servers and must be upgraded. Do not download software updates from sources other than electrum.org and electrum-ltc.org.

Electrum is a software wallet, which means that Bitcoin is stored in an encrypted file on our laptop or computer.

If you have LN functionality, you can connect directly from NiceHash wallet or from another Bitcoin wallet, such as Electrum, Blue Wallet, BLW, and Eclair applications.

You buy bitcoins anonymously with cash and send them to your Electrum wallet.

Supports stealing BitcoinGold, electrumG, btcprivate (electrum-btcp), bitcore, Exodus.

If sync fails and your wallet balance is 0, you can manually sync by clicking "More - Sync Balance" in the upper right corner of your wallet.

Bitcoin Wallet Electrum has released a beta version of Electrum 4.0, which supports the Lightning Network.

This isn't the first time Thatectrum has appeared in a fake version, with hackers developing a fake encrypted wallet, Electrum, in December, resulting in the theft of nearly 250 bitcoins worth about $1 million. In January, GitHub discovered a fake Electrum wallet called "Electrvm" designed to steal users' money. In February, users of encrypted wallets Electrum and MyEtherWallet reported that they were facing phishing attacks.

In recent days, hackers or hacker groups have stolen more than 200 bitcoins worth about $750,000 by attacking the infrastructure of electrum Bitcoin wallets. The attacker is targeting Electrum.