Approximately 37 billion yen worth of virtual currency is stolen from the DeFi platform 'Wormhole'

It is revealed that the bridge service ' Wormhole ' that makes it possible to exchange tokens between different types of virtual currencies was damaged by hacking and stolen about 322 million dollars (about 37 billion yen) worth of cryptocurrencies became.

Cryptocurrency platform Wormhole hacked for an estimated $ 322 million --The Record by Recorded Future
https://therecord.media/cryptocurrency-platform-wormhole-hacked-for-an-estimated-322-million/

Wormhole is a type of service called 'bridge' that allows you to exchange different cryptocurrencies like exchanging dollars for yen. It was revealed that this exchange system was attacked by a hacker and Ethereum ( 120,000wETH ) worth about 37 billion yen was stolen. Wormhole reported the theft on Twitter on February 2, 2022. Along with this, the Wormhole exchange system also stopped.

The wormhole network was exploited for 120k w ETH.

ETH will be added over the next hours to ensure wETH is backed 1: 1. More details to come shortly.

We are working to get the network back up quickly. Thanks for your patience.

— Wormhole ???? (@wormholecrypto) February 2, 2022

On February 3, 2022, the Wormhole management team sent a message saying, 'I will teach you the detailed method of hacking and if you return Ethereum, I will give you a reward of 10 million dollars (about 1.15 billion yen)'. I published it on the Internet and approached a hacker who stole the virtual currency.

After that, on February 3, 2022, it was reported that the vulnerability used by hackers was fixed ...

The vulnerability has been patched.

We are working to get the network back up as soon as possible.

— Wormhole ???? (@wormholecrypto) February 3, 2022

A few more hours later, the stolen cryptocurrency was restored and the system was declared to be restored. At the time of writing the article, you can access the Wormhole transaction page.

1/2

All funds have been restored and Wormhole is back up.

We're deeply grateful for your support and thank you for your patience.

— Wormhole ???? (@wormholecrypto) February 3, 2022

A system that can trade assets without going through a centralized trading institution, such as Wormhole, is called DeFi (decentralized finance), and many attacks on the DeFi platform have been reported so far. For example, in 2021, the DeFi platform 'Poly Network' wasstolen from virtual currency worth 68 billion yen, which has been widely reported.

How did the hacker who stole the virtual currency of over 60 billion yen from DeFi return the full amount? --GIGAZINE

In addition to the direct damage to the DeFi platform, many criminals are also reporting money laundering through the DeFi platform. In response to this situation, the Internal Revenue Service of the United States has issued a warning that 'cryptocurrencies and NFTs are hotbeds of fraud', and investigative agencies and regulatory agencies are becoming more cautious about cryptocurrency platforms. I am.