May I ask why you want to send it back?

At first glance, the transaction doesn't look suspicious to me. The amount you received is not in the ballpark of what's typically used in dusting transactions. And additionally, I don't believe someone guessed your address out-of-the-blue because this is practically extremely not likely to happen (near zero probability).

You said, you used your address at least once for a coin swap. Do you want to tell us which swap service you used?


Your public address bc1qcd2hvtkm2l7pmuvyu9t0rt8585ca0rd456jt5c received two coins so far and spent the first one in December 2024.

According to walletexplorer.com there are three addresses which are linked to belong to one wallet by some common heuristic:
https://www.walletexplorer.com/wallet/567673cfffc34c1c/addresses

You may have overseen some connections of your three addresses earlier.

The sender's transaction looks a lot like a payout or withdrawal from a service (exchange, swap, casino, mining). It consumes two inputs and pays to 1983 outputs, one of those many is your address.

The sender's compiled wallet had at least 5,466 transactions from 1,605 linked wallet addresses.