The wallet in question, created just four hours before the airdrop for NEXT went live, was able to filter more than 200 claims to itself through multiple wallets. The airdrop was restricted to one claim per wallet. This strategy, known as a sybil attack, involves creating numerous wallets that are eligible to claim the airdrop before instantly selling the tokens for profit.
Source: https://www.coindesk.com/business/2023/09/05/connext-airdrop-marred-by-38k-sybil-bot-attack/?utm_medium=referral&utm_source=rss&utm_campaign=headlines