The Electrum team has announced the attack in an official tweet, saying that "this is an ongoing phishing attack on Electrum users" and reminding users to check the authenticity of the client's source before logging in. The team published its official website, and electrum clients downloaded elsewhere may be problematic.
electrum shows as offline
The veteran Bitcoin desktop wallet client Electrum has released the official version of 4.0, adding support for several important updates, such as the Lightning network, and has released an updated version 4.0.1. Electrum adds features such as PSBT (partially signed Bitcoin transactions), Lightning Network, watchtowers (暸 watchtowers) and Submarineswaps (subliminal switching) for version 4.0.
Creating a multi-signature wallet in Qtum Electrum is easy.
According to The Next Web, the attackers even implemented their own Electrum servers, which hosted the attacked Electrum.
Popular wallet developer Electrum has released an emergency patch for a key vulnerability in its Bitcoin wallet. The vulnerability allows any website hosting electrum wallets to potentially steal a user's cryptocurrency. A vulnerability means that the password is exposed to the JSONRPC interface, implying that the hacker has full control over the wallet. The first patch failed to fix the problem, forcing Electrum to release a second update on Sunday night.
Hackers have lost more than 200 bitcoins ($750,000) to users since December 21 by attacking the Electrum Bitcoin wallet infrastructure. It is reported that in this attack, the wallet's mobile program will urge users to download malicious wallet updates from the unauthorized GitHub repository, until early December 27 hackers appear to have temporarily stopped the attack, but the administrator of electrum wallet expected a new attack soon, because although the administrator has taken steps to reduce the availability of attackers, but the core vulnerability has not been updated patches to fix. (zdnet)
Electrum DASH "PrivateSend" is on TestNet.
In August-September, Bitcoin wallet Electrum was hacked twice, and according to multiple sources, at least 1,450 BTCs worth $11.6 million were stolen from phishing attacks that faked Electrum upgrade tips.
The problem was not fixed. So he had to contact Electrum to highlight the urgency of the issue, and Electrum released Emergency Response Version 3.0.4 a few hours later.
Bitcoin Wallet Electrum has released a 4.0 beta version with new updates that support Lightning Networks and more.