CrabMaster Token Logo

CM [CrabMaster] Token

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Token 2 years

#Game

#PlaytoEarn #2D #3D #AR #VR #NFT #Easytoplay
The next big Underwater game on BSC
TG Chat: https://t.co/AJhy4hEepe
TG: https://t.co/geoGZBca0K

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Laser Scorebeta Last Audit: 26 December 2021

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Token seems to be a scam (type: honeypot scam).

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Unable to find manual contract audit (e.g. Certik, PeckShield, Solidity...)


Contract creator or owner is blacklisted for past scams

Contract locking ether found:
Contract CrabMaster (#401-613) has payable functions:
- CrabMaster.receive() (#440)
But does not have a function to withdraw the ether
Remove the payable attribute or add a withdraw function.

Additional information: link

CrabMaster.allowance(address,address).owner (#467) shadows:
- Ownable.owner() (#182-184) (function)
CrabMaster._approve(address,address,uint256).owner (#544) shadows:
- Ownable.owner() (#182-184) (function)
Rename the local variables that shadow another component.

Additional information: link

CrabMaster.setBuyFee(uint256) (#588-590) should emit an event for:
- BuyFee = _buyFee (#589)
CrabMaster.setSellFee(uint256) (#592-594) should emit an event for:
- SellFee = _sellFee (#593)
Emit an event for critical parameter changes.

Additional information: link

CrabMaster.updateUniswapV2Router(address)._uniswapV2Pair (#562-563) lacks a zero-check on :
- uniswapV2Pair = _uniswapV2Pair (#564)
CrabMaster.setRewardAddress(address)._rewardAddress (#582) lacks a zero-check on :
- rewardAddress = _rewardAddress (#584)
Check that the address is not zero.

Additional information: link

Reentrancy in CrabMaster.constructor() (#423-438):
External calls:
- _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#425-426)
State variables written after the call(s):
- _balances[owner()] += _totalSupply (#436)
- excludeFromFees(owner(),true) (#431)
- _isExcludedFromFees[account] = excluded (#569)
- excludeFromFees(address(this),true) (#432)
- _isExcludedFromFees[account] = excluded (#569)
- excludeFromFees(address(0),true) (#433)
- _isExcludedFromFees[account] = excluded (#569)
- excludeFromFees(rewardAddress,true) (#434)
- _isExcludedFromFees[account] = excluded (#569)
- _setAutomatedMarketMakerPair(_uniswapV2Pair,true) (#430)
- automatedMarketMakerPairs[pair] = value (#579)
- uniswapV2Pair = _uniswapV2Pair (#428)
- uniswapV2Router = _uniswapV2Router (#427)
Reentrancy in CrabMaster.updateUniswapV2Router(address) (#559-565):
External calls:
- _uniswapV2Pair = IUniswapV2Factory(uniswapV2Router.factory()).createPair(address(this),uniswapV2Router.WETH()) (#562-563)
State variables written after the call(s):
- uniswapV2Pair = _uniswapV2Pair (#564)
Apply the check-effects-interactions pattern.

Additional information: link

Reentrancy in CrabMaster.constructor() (#423-438):
External calls:
- _uniswapV2Pair = IUniswapV2Factory(_uniswapV2Router.factory()).createPair(address(this),_uniswapV2Router.WETH()) (#425-426)
Event emitted after the call(s):
- Transfer(address(0),owner(),_totalSupply) (#437)
Apply the check-effects-interactions pattern.

Additional information: link

Address.isContract(address) (#105-109) uses assembly
- INLINE ASM (#107)
Address._verifyCallResult(bool,bytes,string) (#157-170) uses assembly
- INLINE ASM (#162-165)
Do not use evm assembly.

Additional information: link

Address._verifyCallResult(bool,bytes,string) (#157-170) is never used and should be removed
Address.functionCall(address,bytes) (#117-119) is never used and should be removed
Address.functionCall(address,bytes,string) (#121-123) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256) (#125-127) is never used and should be removed
Address.functionCallWithValue(address,bytes,uint256,string) (#129-134) is never used and should be removed
Address.functionDelegateCall(address,bytes) (#147-149) is never used and should be removed
Address.functionDelegateCall(address,bytes,string) (#151-155) is never used and should be removed
Address.functionStaticCall(address,bytes) (#136-138) is never used and should be removed
Address.functionStaticCall(address,bytes,string) (#140-144) is never used and should be removed
Address.isContract(address) (#105-109) is never used and should be removed
Address.sendValue(address,uint256) (#111-115) is never used and should be removed
Context._msgData() (#97-100) is never used and should be removed
SafeMath.add(uint256,uint256) (#47-49) is never used and should be removed
SafeMath.div(uint256,uint256,string) (#77-82) is never used and should be removed
SafeMath.mod(uint256,uint256) (#66-68) is never used and should be removed
SafeMath.mod(uint256,uint256,string) (#84-89) is never used and should be removed
SafeMath.sub(uint256,uint256,string) (#70-75) is never used and should be removed
SafeMath.tryAdd(uint256,uint256) (#6-12) is never used and should be removed
SafeMath.tryDiv(uint256,uint256) (#33-38) is never used and should be removed
SafeMath.tryMod(uint256,uint256) (#40-45) is never used and should be removed
SafeMath.tryMul(uint256,uint256) (#21-31) is never used and should be removed
SafeMath.trySub(uint256,uint256) (#14-19) is never used and should be removed
Remove unused functions.

Additional information: link

Low level call in Address.sendValue(address,uint256) (#111-115):
- (success) = recipient.call{value: amount}() (#113)
Low level call in Address.functionCallWithValue(address,bytes,uint256,string) (#129-134):
- (success,returndata) = target.call{value: value}(data) (#132)
Low level call in Address.functionStaticCall(address,bytes,string) (#140-144):
- (success,returndata) = target.staticcall(data) (#142)
Low level call in Address.functionDelegateCall(address,bytes,string) (#151-155):
- (success,returndata) = target.delegatecall(data) (#153)
Avoid low-level calls. Check the call success. If the call is meant for a contract, check for code existence

Additional information: link

Function IUniswapV2Pair.DOMAIN_SEPARATOR() (#243) is not in mixedCase
Function IUniswapV2Pair.PERMIT_TYPEHASH() (#244) is not in mixedCase
Function IUniswapV2Pair.MINIMUM_LIQUIDITY() (#251) is not in mixedCase
Function IUniswapV2Router01.WETH() (#269) is not in mixedCase
Parameter CrabMaster.sendFees(address,uint256)._from (#538) is not in mixedCase
Parameter CrabMaster.sendFees(address,uint256)._fees (#538) is not in mixedCase
Parameter CrabMaster.setRewardAddress(address)._rewardAddress (#582) is not in mixedCase
Parameter CrabMaster.setBuyFee(uint256)._buyFee (#588) is not in mixedCase
Parameter CrabMaster.setSellFee(uint256)._sellFee (#592) is not in mixedCase
Variable CrabMaster.BuyFee (#410) is not in mixedCase
Variable CrabMaster.SellFee (#411) is not in mixedCase
Variable CrabMaster._isBlacklisted (#417) is not in mixedCase
Variable CrabMaster._isExcludedFromFees (#418) is not in mixedCase
Follow the Solidity naming convention.

Additional information: link

Redundant expression "this (#98)" inContext (#92-101)
Remove redundant statements if they congest code but offer no value.

Additional information: link

Variable IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountADesired (#273) is too similar to IUniswapV2Router01.addLiquidity(address,address,uint256,uint256,uint256,uint256,address,uint256).amountBDesired (#274)
Prevent variables from having similar names.

Additional information: link

CrabMaster.slitherConstructorVariables() (#401-613) uses literals with too many digits:
- _totalSupply = 500000000 * 10 ** 18 (#405)
Use: Ether suffix, Time suffix, or The scientific notation

Additional information: link

CrabMaster._decimals (#408) should be constant
CrabMaster._name (#406) should be constant
CrabMaster._symbol (#407) should be constant
CrabMaster._totalSupply (#405) should be constant
Add the constant attributes to state variables that never change.

Additional information: link

renounceOwnership() should be declared external:
- Ownable.renounceOwnership() (#191-194)
transferOwnership(address) should be declared external:
- Ownable.transferOwnership(address) (#197-201)
transfer(address,uint256) should be declared external:
- CrabMaster.transfer(address,uint256) (#462-465)
allowance(address,address) should be declared external:
- CrabMaster.allowance(address,address) (#467-469)
approve(address,uint256) should be declared external:
- CrabMaster.approve(address,uint256) (#471-474)
transferFrom(address,address,uint256) should be declared external:
- CrabMaster.transferFrom(address,address,uint256) (#476-489)
increaseAllowance(address,uint256) should be declared external:
- CrabMaster.increaseAllowance(address,uint256) (#491-494)
decreaseAllowance(address,uint256) should be declared external:
- CrabMaster.decreaseAllowance(address,uint256) (#496-504)
updateUniswapV2Router(address) should be declared external:
- CrabMaster.updateUniswapV2Router(address) (#559-565)
setAutomatedMarketMakerPair(address,bool) should be declared external:
- CrabMaster.setAutomatedMarketMakerPair(address,bool) (#572-575)
setRewardAddress(address) should be declared external:
- CrabMaster.setRewardAddress(address) (#582-586)
setBuyFee(uint256) should be declared external:
- CrabMaster.setBuyFee(uint256) (#588-590)
setSellFee(uint256) should be declared external:
- CrabMaster.setSellFee(uint256) (#592-594)
blacklistAddress(address,bool) should be declared external:
- CrabMaster.blacklistAddress(address,bool) (#596-598)
isExcludedFromFees(address) should be declared external:
- CrabMaster.isExcludedFromFees(address) (#600-602)
setIsTradingEnabled(bool) should be declared external:
- CrabMaster.setIsTradingEnabled(bool) (#604-606)
openTrade() should be declared external:
- CrabMaster.openTrade() (#608-610)
Use the external attribute for functions never called from the contract.

Additional information: link

Holders:


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


Average PancakeSwap trading volume, liqudity, number of swaps are extremely low. Token seems to be dead.


Token is deployed only at one blockchain


Token has only one trading pair


Unable to find PancakeSwap trading pair to compute liquidity.


Unable to find PancakeSwap trading pair to compute volume.


Unable to find PancakeSwap trading pair to compute number of swaps.


Last post in Twitter was more than 30 days ago


Unable to find Discord account


Twitter account has few posts


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

Additional information: link


Unable to find token on CoinGecko

Additional information: link


Unable to find token on CoinMarketCap

Additional information: link


Unable to find token/project description on the website or on BscScan, CoinMarketCap


Unable to find token contract audit


Unable to find audit link on the website


Unable to find whitepaper link on the website


Unable to find token on CoinHunt

Additional information: link


Unable to find code repository for the project


Token is marked as scam (rug pull, honeypot, phishing, etc.)

Additional information: link


Young tokens have high risks of 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

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