ETH Price: $3,857.46 (-3.41%)

Contract

0x6989D03357880d6ac4f709D222D36c597dc0EF61
 

Overview

ETH Balance

0 ETH

Eth Value

$0.00

Multichain Info

No addresses found
Transaction Hash
Method
Block
From
To
Transfer197993032024-05-04 21:03:59218 days ago1714856639IN
0x6989D033...97dc0EF61
0.181 ETH0.000196554.98798237
Transfer197992902024-05-04 21:01:11218 days ago1714856471IN
0x6989D033...97dc0EF61
0.18 ETH0.000177394.84858004
Transfer193386142024-03-01 6:44:35283 days ago1709275475IN
0x6989D033...97dc0EF61
0.21 ETH0.0016319941.41586749
Transfer193386072024-03-01 6:43:11283 days ago1709275391IN
0x6989D033...97dc0EF61
0.211 ETH0.0015435442.18732784
Transfer172136922023-05-08 5:27:11581 days ago1683523631IN
0x6989D033...97dc0EF61
0.183 ETH0.0025996165.97158547
Transfer154642902022-09-03 8:26:29828 days ago1662193589IN
0x6989D033...97dc0EF61
0.12 ETH0.000244116.19498207
Transfer151841162022-07-21 5:44:41872 days ago1658382281IN
0x6989D033...97dc0EF61
0.487 ETH0.00068517.3836173
Transfer148418092022-05-25 12:12:29929 days ago1653480749IN
0x6989D033...97dc0EF61
0.367 ETH0.0007011517.793472
Transfer147395632022-05-09 1:40:08945 days ago1652060408IN
0x6989D033...97dc0EF61
0.2971 ETH0.0007002417.77035031
Transfer141691832022-02-09 2:32:241034 days ago1644373944IN
0x6989D033...97dc0EF61
0.65 ETH0.0018464946.85943509
Transfer140489562022-01-21 12:39:281053 days ago1642768768IN
0x6989D033...97dc0EF61
0.343 ETH0.00591737150.16819007
Transfer139166892022-01-01 1:57:071073 days ago1641002227IN
0x6989D033...97dc0EF61
2.11 ETH0.0031224779.24050236
Transfer137997002021-12-13 22:52:511091 days ago1639435971IN
0x6989D033...97dc0EF61
0.32 ETH0.00452997114.959362
Transfer137131382021-11-30 5:51:261105 days ago1638251486IN
0x6989D033...97dc0EF61
0.13 ETH0.003653992.72693312
Transfer136105562021-11-13 23:25:171121 days ago1636845917IN
0x6989D033...97dc0EF61
0.182 ETH0.00441861112.13345728
Transfer136105472021-11-13 23:23:341121 days ago1636845814IN
0x6989D033...97dc0EF61
0.19 ETH0.00446404123.88414308
Transfer135747812021-11-08 8:39:051127 days ago1636360745IN
0x6989D033...97dc0EF61
0.23 ETH0.0032074381.39664457
Transfer135747662021-11-08 8:35:431127 days ago1636360543IN
0x6989D033...97dc0EF61
0.23 ETH0.0031779488.19307594
Transfer134807602021-10-24 14:38:311142 days ago1635086311IN
0x6989D033...97dc0EF61
0.38 ETH0.0032151681.59285909
Transfer134807542021-10-24 14:36:281142 days ago1635086188IN
0x6989D033...97dc0EF61
0.38 ETH0.0025558270.92813345
Transfer133784842021-10-08 13:29:471158 days ago1633699787IN
0x6989D033...97dc0EF61
0.8 ETH0.002976775.5413125
Transfer132695202021-09-21 13:53:371175 days ago1632232417IN
0x6989D033...97dc0EF61
0.8 ETH0.0019474349.42096839
Transfer131914752021-09-09 12:19:171187 days ago1631189957IN
0x6989D033...97dc0EF61
2.53 ETH0.0037756295.81597555
Transfer131914502021-09-09 12:13:061187 days ago1631189586IN
0x6989D033...97dc0EF61
2.5 ETH0.0032368989.82884357
Transfer131063912021-08-27 8:21:411200 days ago1630052501IN
0x6989D033...97dc0EF61
0.323 ETH0.0023403759.39296167
View all transactions

Latest 25 internal transactions (View All)

Advanced mode:
Parent Transaction Hash Block From To
197993032024-05-04 21:03:59218 days ago1714856639
0x6989D033...97dc0EF61
0.181 ETH
197992902024-05-04 21:01:11218 days ago1714856471
0x6989D033...97dc0EF61
0.18 ETH
193386142024-03-01 6:44:35283 days ago1709275475
0x6989D033...97dc0EF61
0.21 ETH
193386072024-03-01 6:43:11283 days ago1709275391
0x6989D033...97dc0EF61
0.211 ETH
172136922023-05-08 5:27:11581 days ago1683523631
0x6989D033...97dc0EF61
0.183 ETH
154642902022-09-03 8:26:29828 days ago1662193589
0x6989D033...97dc0EF61
0.12 ETH
151841162022-07-21 5:44:41872 days ago1658382281
0x6989D033...97dc0EF61
0.487 ETH
148418092022-05-25 12:12:29929 days ago1653480749
0x6989D033...97dc0EF61
0.367 ETH
147395632022-05-09 1:40:08945 days ago1652060408
0x6989D033...97dc0EF61
0.2971 ETH
141691832022-02-09 2:32:241034 days ago1644373944
0x6989D033...97dc0EF61
0.65 ETH
140489562022-01-21 12:39:281053 days ago1642768768
0x6989D033...97dc0EF61
0.343 ETH
139166892022-01-01 1:57:071073 days ago1641002227
0x6989D033...97dc0EF61
2.11 ETH
137997002021-12-13 22:52:511091 days ago1639435971
0x6989D033...97dc0EF61
0.32 ETH
137131382021-11-30 5:51:261105 days ago1638251486
0x6989D033...97dc0EF61
0.13 ETH
136105562021-11-13 23:25:171121 days ago1636845917
0x6989D033...97dc0EF61
0.182 ETH
136105472021-11-13 23:23:341121 days ago1636845814
0x6989D033...97dc0EF61
0.19 ETH
135747812021-11-08 8:39:051127 days ago1636360745
0x6989D033...97dc0EF61
0.23 ETH
135747662021-11-08 8:35:431127 days ago1636360543
0x6989D033...97dc0EF61
0.23 ETH
134807602021-10-24 14:38:311142 days ago1635086311
0x6989D033...97dc0EF61
0.38 ETH
134807542021-10-24 14:36:281142 days ago1635086188
0x6989D033...97dc0EF61
0.38 ETH
133784842021-10-08 13:29:471158 days ago1633699787
0x6989D033...97dc0EF61
0.8 ETH
132695202021-09-21 13:53:371175 days ago1632232417
0x6989D033...97dc0EF61
0.8 ETH
131914752021-09-09 12:19:171187 days ago1631189957
0x6989D033...97dc0EF61
2.53 ETH
131914502021-09-09 12:13:061187 days ago1631189586
0x6989D033...97dc0EF61
2.5 ETH
131063912021-08-27 8:21:411200 days ago1630052501
0x6989D033...97dc0EF61
0.323 ETH
View All Internal Transactions
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Similar Match Source Code
This contract matches the deployed Bytecode of the Source Code for Contract 0xe236AeBE...08FE07D3f
The constructor portion of the code might be different and could alter the actual behaviour of the contract

Contract Name:
Forwarder

Compiler Version
v0.4.16-nightly.2017.8.11+commit.c84de7fa

Optimization Enabled:
Yes with 200 runs

Other Settings:
default evmVersion
/**
 *Submitted for verification at Etherscan.io on 2017-11-21
*/

pragma solidity ^0.4.14;

/**
 * Contract that exposes the needed erc20 token functions
 */

contract ERC20Interface {
  // Send _value amount of tokens to address _to
  function transfer(address _to, uint256 _value) returns (bool success);
  // Get the account balance of another account with address _owner
  function balanceOf(address _owner) constant returns (uint256 balance);
}

/**
 * Contract that will forward any incoming Ether to its creator
 */
contract Forwarder {
  // Address to which any funds sent to this contract will be forwarded
  address public parentAddress;
  event ForwarderDeposited(address from, uint value, bytes data);

  event TokensFlushed(
    address tokenContractAddress, // The contract address of the token
    uint value // Amount of token sent
  );

  /**
   * Create the contract, and set the destination address to that of the creator
   */
  function Forwarder() {
    parentAddress = msg.sender;
  }

  /**
   * Modifier that will execute internal code block only if the sender is a parent of the forwarder contract
   */
  modifier onlyParent {
    if (msg.sender != parentAddress) {
      throw;
    }
    _;
  }

  /**
   * Default function; Gets called when Ether is deposited, and forwards it to the destination address
   */
  function() payable {
    if (!parentAddress.call.value(msg.value)(msg.data))
      throw;
    // Fire off the deposited event if we can forward it  
    ForwarderDeposited(msg.sender, msg.value, msg.data);
  }

  /**
   * Execute a token transfer of the full balance from the forwarder token to the main wallet contract
   * @param tokenContractAddress the address of the erc20 token contract
   */
  function flushTokens(address tokenContractAddress) onlyParent {
    ERC20Interface instance = ERC20Interface(tokenContractAddress);
    var forwarderAddress = address(this);
    var forwarderBalance = instance.balanceOf(forwarderAddress);
    if (forwarderBalance == 0) {
      return;
    }
    if (!instance.transfer(parentAddress, forwarderBalance)) {
      throw;
    }
    TokensFlushed(tokenContractAddress, forwarderBalance);
  }

  /**
   * It is possible that funds were sent to this address before the contract was deployed.
   * We can flush those funds to the destination address.
   */
  function flush() {
    if (!parentAddress.call.value(this.balance)())
      throw;
  }
}

/**
 * Basic multi-signer wallet designed for use in a co-signing environment where 2 signatures are required to move funds.
 * Typically used in a 2-of-3 signing configuration. Uses ecrecover to allow for 2 signatures in a single transaction.
 */
contract WalletSimple {
  // Events
  event Deposited(address from, uint value, bytes data);
  event SafeModeActivated(address msgSender);
  event Transacted(
    address msgSender, // Address of the sender of the message initiating the transaction
    address otherSigner, // Address of the signer (second signature) used to initiate the transaction
    bytes32 operation, // Operation hash (sha3 of toAddress, value, data, expireTime, sequenceId)
    address toAddress, // The address the transaction was sent to
    uint value, // Amount of Wei sent to the address
    bytes data // Data sent when invoking the transaction
  );
  event TokenTransacted(
    address msgSender, // Address of the sender of the message initiating the transaction
    address otherSigner, // Address of the signer (second signature) used to initiate the transaction
    bytes32 operation, // Operation hash (sha3 of toAddress, value, tokenContractAddress, expireTime, sequenceId)
    address toAddress, // The address the transaction was sent to
    uint value, // Amount of token sent
    address tokenContractAddress // The contract address of the token
  );

  // Public fields
  address[] public signers; // The addresses that can co-sign transactions on the wallet
  bool public safeMode = false; // When active, wallet may only send to signer addresses

  // Internal fields
  uint constant SEQUENCE_ID_WINDOW_SIZE = 10;
  uint[10] recentSequenceIds;

  /**
   * Modifier that will execute internal code block only if the sender is an authorized signer on this wallet
   */
  modifier onlysigner {
    if (!isSigner(msg.sender)) {
      throw;
    }
    _;
  }

  /**
   * Set up a simple multi-sig wallet by specifying the signers allowed to be used on this wallet.
   * 2 signers will be required to send a transaction from this wallet.
   * Note: The sender is NOT automatically added to the list of signers.
   * Signers CANNOT be changed once they are set
   *
   * @param allowedSigners An array of signers on the wallet
   */
  function WalletSimple(address[] allowedSigners) {
    if (allowedSigners.length != 3) {
      // Invalid number of signers
      throw;
    }
    signers = allowedSigners;
  }

  /**
   * Gets called when a transaction is received without calling a method
   */
  function() payable {
    if (msg.value > 0) {
      // Fire deposited event if we are receiving funds
      Deposited(msg.sender, msg.value, msg.data);
    }
  }

  /**
   * Create a new contract (and also address) that forwards funds to this contract
   * returns address of newly created forwarder address
   */
  function createForwarder() onlysigner returns (address) {
    return new Forwarder();
  }

  /**
   * Execute a multi-signature transaction from this wallet using 2 signers: one from msg.sender and the other from ecrecover.
   * The signature is a signed form (using eth.sign) of tightly packed toAddress, value, data, expireTime and sequenceId
   * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated.
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param value the amount in Wei to be sent
   * @param data the data to send to the toAddress when invoking the transaction
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * @param signature the result of eth.sign on the operationHash sha3(toAddress, value, data, expireTime, sequenceId)
   */
  function sendMultiSig(address toAddress, uint value, bytes data, uint expireTime, uint sequenceId, bytes signature) onlysigner {
    // Verify the other signer
    var operationHash = sha3("ETHER", toAddress, value, data, expireTime, sequenceId);
    
    var otherSigner = verifyMultiSig(toAddress, operationHash, signature, expireTime, sequenceId);

    // Success, send the transaction
    if (!(toAddress.call.value(value)(data))) {
      // Failed executing transaction
      throw;
    }
    Transacted(msg.sender, otherSigner, operationHash, toAddress, value, data);
  }
  
  /**
   * Execute a multi-signature token transfer from this wallet using 2 signers: one from msg.sender and the other from ecrecover.
   * The signature is a signed form (using eth.sign) of tightly packed toAddress, value, tokenContractAddress, expireTime and sequenceId
   * Sequence IDs are numbers starting from 1. They are used to prevent replay attacks and may not be repeated.
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param value the amount in tokens to be sent
   * @param tokenContractAddress the address of the erc20 token contract
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * @param signature the result of eth.sign on the operationHash sha3(toAddress, value, tokenContractAddress, expireTime, sequenceId)
   */
  function sendMultiSigToken(address toAddress, uint value, address tokenContractAddress, uint expireTime, uint sequenceId, bytes signature) onlysigner {
    // Verify the other signer
    var operationHash = sha3("ERC20", toAddress, value, tokenContractAddress, expireTime, sequenceId);
    
    var otherSigner = verifyMultiSig(toAddress, operationHash, signature, expireTime, sequenceId);
    
    ERC20Interface instance = ERC20Interface(tokenContractAddress);
    if (!instance.transfer(toAddress, value)) {
        throw;
    }
    TokenTransacted(msg.sender, otherSigner, operationHash, toAddress, value, tokenContractAddress);
  }

  /**
   * Execute a token flush from one of the forwarder addresses. This transfer needs only a single signature and can be done by any signer
   *
   * @param forwarderAddress the address of the forwarder address to flush the tokens from
   * @param tokenContractAddress the address of the erc20 token contract
   */
  function flushForwarderTokens(address forwarderAddress, address tokenContractAddress) onlysigner {    
    Forwarder forwarder = Forwarder(forwarderAddress);
    forwarder.flushTokens(tokenContractAddress);
  }  
  
  /**
   * Do common multisig verification for both eth sends and erc20token transfers
   *
   * @param toAddress the destination address to send an outgoing transaction
   * @param operationHash the sha3 of the toAddress, value, data/tokenContractAddress and expireTime
   * @param signature the tightly packed signature of r, s, and v as an array of 65 bytes (returned by eth.sign)
   * @param expireTime the number of seconds since 1970 for which this transaction is valid
   * @param sequenceId the unique sequence id obtainable from getNextSequenceId
   * returns address of the address to send tokens or eth to
   */
  function verifyMultiSig(address toAddress, bytes32 operationHash, bytes signature, uint expireTime, uint sequenceId) private returns (address) {

    var otherSigner = recoverAddressFromSignature(operationHash, signature);

    // Verify if we are in safe mode. In safe mode, the wallet can only send to signers
    if (safeMode && !isSigner(toAddress)) {
      // We are in safe mode and the toAddress is not a signer. Disallow!
      throw;
    }
    // Verify that the transaction has not expired
    if (expireTime < block.timestamp) {
      // Transaction expired
      throw;
    }

    // Try to insert the sequence ID. Will throw if the sequence id was invalid
    tryInsertSequenceId(sequenceId);

    if (!isSigner(otherSigner)) {
      // Other signer not on this wallet or operation does not match arguments
      throw;
    }
    if (otherSigner == msg.sender) {
      // Cannot approve own transaction
      throw;
    }

    return otherSigner;
  }

  /**
   * Irrevocably puts contract into safe mode. When in this mode, transactions may only be sent to signing addresses.
   */
  function activateSafeMode() onlysigner {
    safeMode = true;
    SafeModeActivated(msg.sender);
  }

  /**
   * Determine if an address is a signer on this wallet
   * @param signer address to check
   * returns boolean indicating whether address is signer or not
   */
  function isSigner(address signer) returns (bool) {
    // Iterate through all signers on the wallet and
    for (uint i = 0; i < signers.length; i++) {
      if (signers[i] == signer) {
        return true;
      }
    }
    return false;
  }

  /**
   * Gets the second signer's address using ecrecover
   * @param operationHash the sha3 of the toAddress, value, data/tokenContractAddress and expireTime
   * @param signature the tightly packed signature of r, s, and v as an array of 65 bytes (returned by eth.sign)
   * returns address recovered from the signature
   */
  function recoverAddressFromSignature(bytes32 operationHash, bytes signature) private returns (address) {
    if (signature.length != 65) {
      throw;
    }
    // We need to unpack the signature, which is given as an array of 65 bytes (from eth.sign)
    bytes32 r;
    bytes32 s;
    uint8 v;
    assembly {
      r := mload(add(signature, 32))
      s := mload(add(signature, 64))
      v := and(mload(add(signature, 65)), 255)
    }
    if (v < 27) {
      v += 27; // Ethereum versions are 27 or 28 as opposed to 0 or 1 which is submitted by some signing libs
    }
    return ecrecover(operationHash, v, r, s);
  }

  /**
   * Verify that the sequence id has not been used before and inserts it. Throws if the sequence ID was not accepted.
   * We collect a window of up to 10 recent sequence ids, and allow any sequence id that is not in the window and
   * greater than the minimum element in the window.
   * @param sequenceId to insert into array of stored ids
   */
  function tryInsertSequenceId(uint sequenceId) onlysigner private {
    // Keep a pointer to the lowest value element in the window
    uint lowestValueIndex = 0;
    for (uint i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) {
      if (recentSequenceIds[i] == sequenceId) {
        // This sequence ID has been used before. Disallow!
        throw;
      }
      if (recentSequenceIds[i] < recentSequenceIds[lowestValueIndex]) {
        lowestValueIndex = i;
      }
    }
    if (sequenceId < recentSequenceIds[lowestValueIndex]) {
      // The sequence ID being used is lower than the lowest value in the window
      // so we cannot accept it as it may have been used before
      throw;
    }
    if (sequenceId > (recentSequenceIds[lowestValueIndex] + 10000)) {
      // Block sequence IDs which are much higher than the lowest value
      // This prevents people blocking the contract by using very large sequence IDs quickly
      throw;
    }
    recentSequenceIds[lowestValueIndex] = sequenceId;
  }

  /**
   * Gets the next available sequence ID for signing when using executeAndConfirm
   * returns the sequenceId one higher than the highest currently stored
   */
  function getNextSequenceId() returns (uint) {
    uint highestSequenceId = 0;
    for (uint i = 0; i < SEQUENCE_ID_WINDOW_SIZE; i++) {
      if (recentSequenceIds[i] > highestSequenceId) {
        highestSequenceId = recentSequenceIds[i];
      }
    }
    return highestSequenceId + 1;
  }
}

Contract Security Audit

Contract ABI

[{"constant":true,"inputs":[],"name":"parentAddress","outputs":[{"name":"","type":"address"}],"payable":false,"type":"function"},{"constant":false,"inputs":[{"name":"tokenContractAddress","type":"address"}],"name":"flushTokens","outputs":[],"payable":false,"type":"function"},{"constant":false,"inputs":[],"name":"flush","outputs":[],"payable":false,"type":"function"},{"inputs":[],"payable":false,"type":"constructor"},{"payable":true,"type":"fallback"},{"anonymous":false,"inputs":[{"indexed":false,"name":"from","type":"address"},{"indexed":false,"name":"value","type":"uint256"},{"indexed":false,"name":"data","type":"bytes"}],"name":"ForwarderDeposited","type":"event"},{"anonymous":false,"inputs":[{"indexed":false,"name":"tokenContractAddress","type":"address"},{"indexed":false,"name":"value","type":"uint256"}],"name":"TokensFlushed","type":"event"}]

Deployed Bytecode

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

Swarm Source

bzzr://d0f8838ba17108a895d34ae8ef3bff4e0dc9d639c3c51921fee1d17eaa803721

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