Yieldly HDL Distribution Pool Exploit

    At the beginning of March Yieldly announced they had found wallets abusing the HDL Distribution pool (https://twitter.com/YieldlyFinance/status/1500060434296033282?s=20&t=reW0nw6ggkQy5acX540UWA).

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    The following chart shows the actions taken along with the number of wallets and based on:

    • Most action belonged to stake, then withdraw_all and then withdraw

    In the chart below, the actions were checked daily along with the number of transactions and the number of wallets, based on which:

    • On March 5, 2022, the most stakes, withdraws and withdraw_alls were done by 992 wallets
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    The chart below lists 10 wallets with suspicious behavior, according to which the pattern of these wallets on the day is withdraw, withdraw_all and stake.

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    The chart below lists 10 wallets with suspicious behavior in terms of the three mentioned actions

    Suspicious wallets have done stake, withdraw and withdraw_all, respectively, it is better to avoid repeating a lot of action, ie more than 100 actions in a day for a wallet.