PREMINT

Malicious Code Injection Attack

Estimated loss

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VERDICT —OUT OF SCOPE

Root cause is phishing — victims signed malicious transactions or approvals off-protocol. Contract logic was not the failure surface; user-side wallet hygiene was. Pre-deployment audit cannot catch this class.

▰ METHOD

PHISHING

Root cause

Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.

Forensic narrative

The NFT access list tool PREMINT issued an alert through its official Twitter, because some users reminded that the tool's website was hacked, and the collections of NFT collectors have been stolen. Subsequently, the blockchain security company SlowMist confirmed that the PREMINT website was attacked by hackers. Hackers carried out phishing attacks by implanting malicious JS (JavaScript) files in the website, deceiving users to sign the transaction of "set approvals for all", thereby stealing users. of NFT assets. The attack lost about 280 ETH in total, amounting to $381,818, making it one of the biggest NFT hacks of the year. Attack method (per SlowMist): Malicious Code Injection Attack. Reported loss: 280 ETH.

Primary source

https://www.panewslab.com/zh/articledetails/j5hz0v9c.html ↗

Sourced from

slowmist

Technical record