BlockThreat - Week 35, 2021

Banksy | Aurorian | Siren | DAO Maker

Welcome to BlockThreat!

A relatively quiet week with just a few reports of NFT scam campaigns resulting in millions in losses. Alarming trends of yet another reentrancy exploit and previously exploited projects getting successfully attacked again. Enjoy this rare week of sub-$10M losses to catch up on a few great research articles below.

Scams

• An elaborate Banksy NFT scam almost cost a user $336K after Banksy website was compromised with a fake advertisement.

• A phishing attack targeting Aurorian NFT project on Solana results in users’ wallets getting emptied.

• Demystifying Scam Tokens on Uniswap Decentralized Exchange.

Hacks

• On September 2nd, 2021 Siren Protocol reentrancy bug was exploited which resulted in the loss of $3.5M worth of tokens.

• On September 3rd, 2021 DAO Maker lost $4M after an attacker was able to reinitialize the token and empty funds.

Research

• Chainalysis shared a report on Eastern Europe’s Crypto Crime Landscape.

• Blockchain Vulnerabilities in Practice by Nils Amiet (Kudelski Se…