0xbhagi/rake-token-hidden-fee

Forta Agent: ETH Transfer with ERC20 Token

Description

This Forta Agent monitors Ethereum transactions for swaps involving ERC20 tokens and detects if the transaction includes ETH transfers. It generates an alert if such a transaction is found, including the sender address, ERC20 token address, amount of ETH received by the sender, amount of ETH received as a fee by the fee collector address, and the fee percentage

Supported Chains

• Ethereum

Alerts

-FORTA-4: A high severity alert is generated when a transaction involving both ETH transfers and ERC20 tokens is detected. The alert includes information about the sender, ERC20 token address, fee collector address, ETH amounts received, and fee percentage.

Test Data

The agent behaviour can be verified with the following transactions:

• 0xec7603d49bd2ede5c2bfb0e66717798a6c7adfaed730e8d143de5da390732d2a

  "name": "ETH Transfer with ERC20 Token",
  "description": "Sender 0xf9f657910a74a8c0f2034641156ab668b4c5a01a swapped 0xe6545ae93a57186faddb725bee23390887302c6d ERC20 Token for 0.09850010036400776 ETH, and 0x9e2fbed0e7fc4e86f2647d9835cc966c63b607c3 received as FEE 0.17679855008217335 ETH. The FEE  is 64.22063813085643%.",
  "alertId": "FORTA-4",
  "protocol": "ethereum",
  "severity": "High",
  "type": "Info",
  "metadata": {
    "sender": "0xf9f657910a74a8c0f2034641156ab668b4c5a01a",
    "erc20_token_address": "0xe6545ae93a57186faddb725bee23390887302c6d",
    "fee_collecter_address": "0x9e2fbed0e7fc4e86f2647d9835cc966c63b607c3",
    "sender_eth_received": "0.09850010036400776",
    "fee_collecter_address_eth_received": "0.17679855008217335",
    "FEE": "64.22063813085643"
  },
  "addresses": [],
  "labels": []
}```