$GRUSH [GoldRush] Token

Reentrancy in GoldRushToken._transfer(address,address,uint256) (contracts/GoldRushToken.sol#177-224):
External calls:
- swapAndLiquify(tokenBalance) (contracts/GoldRushToken.sol#211)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
- pancakeswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (contracts/GoldRushToken.sol#234-240)
External calls sending eth:
- swapAndLiquify(tokenBalance) (contracts/GoldRushToken.sol#211)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
State variables written after the call(s):
- _tokenTransfer(from,to,amount,takeFee) (contracts/GoldRushToken.sol#223)
- _balances[rewardPool] = _balances[rewardPool].add(rewardFee) (contracts/GoldRushToken.sol#283)
- _balances[farmPool] = _balances[farmPool].add(stakingFee) (contracts/GoldRushToken.sol#284)
- _balances[sender] = _balances[sender].sub(amount) (contracts/GoldRushToken.sol#295)
- _balances[address(this)] = _balances[address(this)].add(liquidityFee) (contracts/GoldRushToken.sol#285)
- _balances[recipient] = _balances[recipient].add(tTransferAmount) (contracts/GoldRushToken.sol#296)
Apply the check-effects-interactions pattern.

Additional information: link

Contract ownership is not renounced (belongs to a wallet)

Unable to verify that contract auditor is trusted: Certik, Quantstamp, Hacken, Solidity, Paladinsec, Openzeppelin, Verichains

Reentrancy in GoldRushToken._transfer(address,address,uint256) (contracts/GoldRushToken.sol#177-224):
External calls:
- swapAndLiquify(tokenBalance) (contracts/GoldRushToken.sol#211)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
- pancakeswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (contracts/GoldRushToken.sol#234-240)
External calls sending eth:
- swapAndLiquify(tokenBalance) (contracts/GoldRushToken.sol#211)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
Event emitted after the call(s):
- Transfer(sender,recipient,tTransferAmount) (contracts/GoldRushToken.sol#297)
- _tokenTransfer(from,to,amount,takeFee) (contracts/GoldRushToken.sol#223)
Reentrancy in GoldRushToken.constructor(address,address) (contracts/GoldRushToken.sol#58-74):
External calls:
- pancakeswapV2Pair = IPancakeswapV2Factory(_pancakeswapV2Router.factory()).createPair(address(this),_pancakeswapV2Router.WETH()) (contracts/GoldRushToken.sol#63-64)
Event emitted after the call(s):
- Transfer(address(0),owner(),_total) (contracts/GoldRushToken.sol#73)
Reentrancy in GoldRushToken.swapAndLiquify(uint256) (contracts/GoldRushToken.sol#256-277):
External calls:
- swapTokensForEth(half) (contracts/GoldRushToken.sol#268)
- pancakeswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (contracts/GoldRushToken.sol#234-240)
- addLiquidity(otherHalf,newBalance) (contracts/GoldRushToken.sol#274)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (contracts/GoldRushToken.sol#274)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
Event emitted after the call(s):
- Approval(owner,spender,amount) (contracts/GoldRushToken.sol#131)
- addLiquidity(otherHalf,newBalance) (contracts/GoldRushToken.sol#274)
- SwapAndLiquify(half,newBalance,otherHalf) (contracts/GoldRushToken.sol#276)
Reentrancy in GoldRushToken.transferFrom(address,address,uint256) (contracts/GoldRushToken.sol#110-114):
External calls:
- _transfer(sender,recipient,amount) (contracts/GoldRushToken.sol#111)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
- pancakeswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (contracts/GoldRushToken.sol#234-240)
External calls sending eth:
- _transfer(sender,recipient,amount) (contracts/GoldRushToken.sol#111)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
Event emitted after the call(s):
- Approval(owner,spender,amount) (contracts/GoldRushToken.sol#131)
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,BEP20: transfer amount exceeds allowance)) (contracts/GoldRushToken.sol#112)
Apply the check-effects-interactions pattern.

Additional information: link

GoldRushToken.MAX (contracts/GoldRushToken.sol#22) is never used in GoldRushToken (contracts/GoldRushToken.sol#11-300)
Remove unused state variables.

Additional information: link

renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (@openzeppelin/contracts/access/Ownable.sol#54-56)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (@openzeppelin/contracts/access/Ownable.sol#62-65)
transfer(address,uint256) should be declared external:
- GoldRushToken.transfer(address,uint256) (contracts/GoldRushToken.sol#96-99)
allowance(address,address) should be declared external:
- GoldRushToken.allowance(address,address) (contracts/GoldRushToken.sol#101-103)
approve(address,uint256) should be declared external:
- GoldRushToken.approve(address,uint256) (contracts/GoldRushToken.sol#105-108)
transferFrom(address,address,uint256) should be declared external:
- GoldRushToken.transferFrom(address,address,uint256) (contracts/GoldRushToken.sol#110-114)
increaseAllowance(address,uint256) should be declared external:
- GoldRushToken.increaseAllowance(address,uint256) (contracts/GoldRushToken.sol#116-119)
decreaseAllowance(address,uint256) should be declared external:
- GoldRushToken.decreaseAllowance(address,uint256) (contracts/GoldRushToken.sol#121-124)
Use the external attribute for functions never called from the contract.

Additional information: link

Contract ticker ($GRUSH) contains non-alphanumeric characters.
Not a direct threat, but may indicate unreliable intentions of developer. Non-alphanumeric chars (,.;!#*&") are extremely rare among low risk tokens.

GoldRushToken.addLiquidity(uint256,uint256) (contracts/GoldRushToken.sol#243-255) ignores return value by pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
Ensure that all the return values of the function calls are used.

Additional information: link

GoldRushToken.allowance(address,address).owner (contracts/GoldRushToken.sol#101) shadows:
- Ownable.owner() (@openzeppelin/contracts/access/Ownable.sol#35-37) (function)
GoldRushToken._approve(address,address,uint256).owner (contracts/GoldRushToken.sol#126) shadows:
- Ownable.owner() (@openzeppelin/contracts/access/Ownable.sol#35-37) (function)
Rename the local variables that shadow another component.

Additional information: link

GoldRushToken.constructor(address,address)._rewardPool (contracts/GoldRushToken.sol#58) lacks a zero-check on :
- rewardPool = _rewardPool (contracts/GoldRushToken.sol#71)
GoldRushToken.constructor(address,address)._farmPool (contracts/GoldRushToken.sol#58) lacks a zero-check on :
- farmPool = _farmPool (contracts/GoldRushToken.sol#72)
Check that the address is not zero.

Additional information: link

Reentrancy in GoldRushToken.constructor(address,address) (contracts/GoldRushToken.sol#58-74):
External calls:
- pancakeswapV2Pair = IPancakeswapV2Factory(_pancakeswapV2Router.factory()).createPair(address(this),_pancakeswapV2Router.WETH()) (contracts/GoldRushToken.sol#63-64)
State variables written after the call(s):
- _balances[_msgSender()] = _total (contracts/GoldRushToken.sol#70)
- _isExcludedFromFee[_msgSender()] = true (contracts/GoldRushToken.sol#68)
- _isExcludedFromFee[address(this)] = true (contracts/GoldRushToken.sol#69)
- farmPool = _farmPool (contracts/GoldRushToken.sol#72)
- pancakeswapV2Router = _pancakeswapV2Router (contracts/GoldRushToken.sol#67)
- rewardPool = _rewardPool (contracts/GoldRushToken.sol#71)
Reentrancy in GoldRushToken.swapAndLiquify(uint256) (contracts/GoldRushToken.sol#256-277):
External calls:
- swapTokensForEth(half) (contracts/GoldRushToken.sol#268)
- pancakeswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (contracts/GoldRushToken.sol#234-240)
- addLiquidity(otherHalf,newBalance) (contracts/GoldRushToken.sol#274)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
External calls sending eth:
- addLiquidity(otherHalf,newBalance) (contracts/GoldRushToken.sol#274)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
State variables written after the call(s):
- addLiquidity(otherHalf,newBalance) (contracts/GoldRushToken.sol#274)
- _allowances[owner][spender] = amount (contracts/GoldRushToken.sol#130)
Reentrancy in GoldRushToken.transferFrom(address,address,uint256) (contracts/GoldRushToken.sol#110-114):
External calls:
- _transfer(sender,recipient,amount) (contracts/GoldRushToken.sol#111)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
- pancakeswapV2Router.swapExactTokensForETHSupportingFeeOnTransferTokens(tokenAmount,0,path,address(this),block.timestamp) (contracts/GoldRushToken.sol#234-240)
External calls sending eth:
- _transfer(sender,recipient,amount) (contracts/GoldRushToken.sol#111)
- pancakeswapV2Router.addLiquidityETH{value: ethAmount}(address(this),tokenAmount,0,0,address(this),block.timestamp) (contracts/GoldRushToken.sol#247-254)
State variables written after the call(s):
- _approve(sender,_msgSender(),_allowances[sender][_msgSender()].sub(amount,BEP20: transfer amount exceeds allowance)) (contracts/GoldRushToken.sol#112)
- _allowances[owner][spender] = amount (contracts/GoldRushToken.sol#130)
Apply the check-effects-interactions pattern.

Additional information: link

GoldRushToken.excludeFromFee(address) (contracts/GoldRushToken.sol#138-142) compares to a boolean constant:
-require(bool,string)(_isExcludedFromFee[account] == false,This account was already excluded) (contracts/GoldRushToken.sol#139)
GoldRushToken.includeInFee(address) (contracts/GoldRushToken.sol#144-148) compares to a boolean constant:
-require(bool,string)(_isExcludedFromFee[account] == true,This account was already included) (contracts/GoldRushToken.sol#145)
Remove the equality to the boolean constant.

Additional information: link

Context._msgData() (@openzeppelin/contracts/utils/Context.sol#21-23) is never used and should be removed
SafeMath.div(uint256,uint256,string) (@openzeppelin/contracts/utils/math/SafeMath.sol#191-200) is never used and should be removed
SafeMath.mod(uint256,uint256) (@openzeppelin/contracts/utils/math/SafeMath.sol#151-153) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (@openzeppelin/contracts/utils/math/SafeMath.sol#217-226) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (@openzeppelin/contracts/utils/math/SafeMath.sol#22-28) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (@openzeppelin/contracts/utils/math/SafeMath.sol#64-69) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (@openzeppelin/contracts/utils/math/SafeMath.sol#76-81) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (@openzeppelin/contracts/utils/math/SafeMath.sol#47-57) is never used and should be removed
SafeMath.trySub(uint256,uint256) (@openzeppelin/contracts/utils/math/SafeMath.sol#35-40) is never used and should be removed
Remove unused functions.

Additional information: link

Pragma version^0.8.0 (@openzeppelin/contracts/access/Ownable.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/interfaces/IERC20.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/token/ERC20/IERC20.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/Context.sol#4) allows old versions
Pragma version^0.8.0 (@openzeppelin/contracts/utils/math/SafeMath.sol#4) allows old versions
Pragma version^0.8.0 (contracts/GoldRushToken.sol#2) allows old versions
Pragma version^0.8.0 (contracts/IPancakeswapV2Factory.sol#3) allows old versions
Pragma version^0.8.0 (contracts/IPancakeswapV2Router01.sol#3) allows old versions
Pragma version^0.8.0 (contracts/IPancakeswapV2Router02.sol#3) allows old versions
Deploy with any of the following Solidity versions: 0.5.16 - 0.5.17, 0.6.11 - 0.6.12, 0.7.5 - 0.7.6 Use a simple pragma version that allows any of these versions. Consider using the latest version of Solidity for testing.

Additional information: link

Parameter GoldRushToken.setSwapAndLiquifyEnabled(bool)._enabled (contracts/GoldRushToken.sol#163) is not in mixedCase
Function GoldRushToken.SetFees(uint256[3]) (contracts/GoldRushToken.sol#171-175) is not in mixedCase
Parameter GoldRushToken.SetFees(uint256[3])._fees (contracts/GoldRushToken.sol#171) is not in mixedCase
Constant GoldRushToken._name (contracts/GoldRushToken.sol#13) is not in UPPER_CASE_WITH_UNDERSCORES
Constant GoldRushToken._symbol (contracts/GoldRushToken.sol#14) is not in UPPER_CASE_WITH_UNDERSCORES
Constant GoldRushToken._decimals (contracts/GoldRushToken.sol#15) is not in UPPER_CASE_WITH_UNDERSCORES
Constant GoldRushToken._total (contracts/GoldRushToken.sol#21) is not in UPPER_CASE_WITH_UNDERSCORES
Function IPancakeswapV2Router01.WETH() (contracts/IPancakeswapV2Router01.sol#7) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Variable IPancakeswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (contracts/IPancakeswapV2Router01.sol#12) is too similar to IPancakeswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (contracts/IPancakeswapV2Router01.sol#13)
Prevent variables from having similar names.

Additional information: link

Token seems to be untradeable: there is no PancakeSwap trading pair and no trading volumes. Ignore for presale.

Number of Binance Smart Chain (BSC) token holders is less than 100. Token is either dead or inactive. Ignore for presale.

BscScan page for the token does not contain additional info: website, socials, description, etc.

Additional information: link

Unable to verify that token and website are owned by the same team (no listings + unable to find contract on website)

Unable to find KYC or doxxing proof

Unable to verify token contract address on the website

Unable to find audit link on the website

Unable to find whitepaper link on the website

Unable to find token on CoinGecko

Additional information: link

Unable to find token on CoinMarketCap

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Token is not listed at Mobula.Finance

Additional information: link

Unable to find token on CoinHunt

Additional information: link

Unable to find code repository for the project

Young tokens have high risks of scam / price dump / death

Token has no active CoinGecko listing / rank

Token has no active CoinMarketCap listing / rank

Young tokens have high risks of price dump / death

Young tokens have high risks of price dump / death