You can follow the guidance

https://axelar.network/transfer-terra-assets-to-evm-chains-using-satellite

Open the app - https://satellite.axelar.network

1. Prepare UST and Luna in your Keplr wallet. Luna is the gas, UST minimal amount $15

2. Make sure you have AVAX as gas in your Metamask wallet.

3. Transfer $20 UST from Keplr to Metamask AVAX chain. Click autofill destination address (that will be your Metamask wallet address)

4.Transfer UST from AVAX back to Keplr. Click Autofill destination address (it will be your Keplr terra chain address)

After the transaction is completed

There is also a YouTube clip you can follow: