ZachXBT, a blockchain sleuth, said that MicroStrategy’s X account had been hacked Monday. A phishing message was posted to its followers.

The X account for Michael Saylor’s software company sent out a message announcing the launch a fake MSTR token, along with a link to claim it. MicroStrategy is MicroStrategy stock symbol.

BTC Price Index and Live Chart – CoinDesk”>(BTC) and is the largest publicly traded owner of the No. The market capitalization of the top cryptocurrency is $1. Saylor, the founder and executive chairman of the company, is a strong supporter of this token. He frequently posts about it in social media. The Tysons Corner-based company announced today that it purchased another 3,000 BTC. This brings the total to 193,000.

ZachXBT said that the phishing attack led to the theft of over $440,000 in crypto. The post was deleted.

MicroStrategy didn’t immediately respond to an inquiry for comment.

UPDATED (Feb. 26 16:27 UTC). Added background information on the company, including its interest in bitcoin.

Sheldon Reback is the editor.