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blockchain-scan

Real-time and On-demand malware scanning for block-chain.

Use Node 16 to run these scripts.

malware.yaml

Docs TODO, for now see blockchain-malware repository in the samples/ directory

signature.mjs

MVP implementation.

function prepareContract(contractAddress, code) turn contract address and code into a scannable object

function prepareTransaction(txn, receipt) turn transaction and receipt into a scannable object

function applySignature(signature, object) perform scan

validate.mjs

MVP validator for malware.yaml, ensures that all examples provided match the signatures.

node validate.mjs [path/to/malware.yaml]

Sample output if all is well:

--- Funder wallet creates puppet deployers
OK! transactionHash= 0xe015de2312ad1426c9b4b4dea1c000c849007b0c9d6105bb8969bba1322ec440
OK!    transactionHash MATCH 0xe015de2312ad1426c9b4b4dea1c000c849007b0c9d6105bb8969bba1322ec440
OK!    detectedSchema MATCH puppet
OK!    puppetCreated MATCH 0xf44855be396466c5f8867c01621a6c326052a729
OK!    puppetMaster MATCH 0xd93408ffe8027430bcf7b4151d0c036fd614de33
OK! transactionHash= 0x7673c675f86216405708b8edfa1a29b7618fdb252cabe52dfd61d936410ee64f
OK!    transactionHash MATCH 0x7673c675f86216405708b8edfa1a29b7618fdb252cabe52dfd61d936410ee64f
OK!    detectedSchema MATCH puppet
OK!    puppetCreated MATCH 0x34224299a0e512ac5d30c646424bb221e989a1ad
OK!    puppetMaster MATCH 0xd93408ffe8027430bcf7b4151d0c036fd614de33
--- Rugpull contract deploy check
OK! transactionHash= 0x896be5e7ba3bb6041e698a8e83ad49cea947f5f6e631033ccc225b46b3bc951f
OK!    transactionHash MATCH 0x896be5e7ba3bb6041e698a8e83ad49cea947f5f6e631033ccc225b46b3bc951f
OK!    detectedSchema MATCH malware
OK!    malwareContract MATCH 0x7fa1a7b22c9b45a1f3c7f354f797a9294f352816
OK!    malwareDeployer MATCH 0xf44855be396466c5f8867c01621a6c326052a729
OK! transactionHash= 0xb09c6caabf46ade9845e513e9a446f35bf86e9ff97278e6a5d5b73ed558d7f45
OK!    transactionHash MATCH 0xb09c6caabf46ade9845e513e9a446f35bf86e9ff97278e6a5d5b73ed558d7f45
OK!    detectedSchema MATCH malware
OK!    malwareContract MATCH 0xe21bba7bb966644248cbf4415241a49d242bdc63
OK!    malwareDeployer MATCH 0x34224299a0e512ac5d30c646424bb221e989a1ad
--- Rugpull contract runtime check
OK! contractAddress= 0x7fa1a7b22c9b45a1f3c7f354f797a9294f352816
OK! contractAddress= 0xe21bba7bb966644248cbf4415241a49d242bdc63

scan.mjs

MVP command-line scanner for blocks, transactions and contract

scan a single contract

node scan.mjs ../blockchain-malware/samples/Rugpull.aifjoanvls/malware.yaml contract 0xE89268d74CB68cca2E60d7bD39Ed68D5cE5D6900

scan a file of contracts

node scan.mjs ../blockchain-malware/samples/Rugpull.aifjoanvls/malware.yaml contract @tests/contract_Rugpull.aifjoanvls

scan a block

node scan.mjs ../blockchain-malware/samples/Rugpull.aifjoanvls/malware.yaml block 18774457

scan a transaction

node scan.mjs ../blockchain-malware/samples/Rugpull.aifjoanvls/malware.yaml transaction 0x896be5e7ba3bb6041e698a8e83ad49cea947f5f6e631033ccc225b46b3bc951f

Sample output:

Fetching 1 transactions
0x896be5e7ba3bb6041e698a8e83ad49cea947f5f6e631033ccc225b46b3bc951f
0x7fa1a7b22c9b45a1f3c7f354f797a9294f352816  MATCHED  Rugpull.aifjoanvls [ 'backdoor.mint' ]
{
  detectedSchema: 'malware',
  match: true,
  transactionHash: '0x896be5e7ba3bb6041e698a8e83ad49cea947f5f6e631033ccc225b46b3bc951f',
  contractAddress: '0x7fa1a7b22c9b45a1f3c7f354f797a9294f352816'
}
Scan found 1 matches in 1 targets