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Quasar RAT Disguised as an npm Package for Detecting Vulnerabilities in Ethereum Smart Contracts
Socket researchers uncover a malicious npm package posing as a tool for detecting vulnerabilities in Etherium smart contracts.
ast-investigator
Advanced tools
Tools for JS AST analysis
The main bread and butter of this library
require('ast-investigator').ScopeChain.fromString('x + y')
All of the properties are the operations within a specific scope not its children or parents. In order to determine if a reference/assignment is used outside / in children walk the chain.
String[] .init - names of parameters
ASTNode? .node
ScopeChain? .parent
ScopeChain[] .children
<String, ASTNode[]> .assignments - Map of variable name to node that causes an assignmet
<String, ASTNode[]> .refs - Map of variable name to node that causes a reference **NOTE: this and assignments are separated**
<String, ASTNode[]> .vars - Map of variable name to declaration point(s)
ASTNode[] .calls
ASTNode[] .throws
ASTNode[] .returns
ASTNode[] .breaks
ASTNode[] .evals
ASTNode[] .type - ScopeChain.SCOPE_TYPE {GLOBAL, WITH, FUNCTION, BLOCK, CATCH}
FAQs
utility for callback hell
We found that ast-investigator demonstrated a not healthy version release cadence and project activity because the last version was released a year ago. It has 1 open source maintainer collaborating on the project.
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