Trader Joe

Malicious Code Injection Attack

Estimated loss

—

VERDICT —UNRATED

Verdict pending. Auto-ingested incidents are reviewed before a public verdict is rendered.

▰ METHOD

Undisclosed

Root cause

Root-cause analysis not yet published. The incident description below contains all currently available signal — review the attack transaction directly for definitive forensics.

▰ PROOF OF CONCEPT

DEFIHACKLABS

src/test/2023-12/NFTTrader_exp.sol

view forked test on github ↗

Reproducible Foundry test fork from SunWeb3Sec/DeFiHackLabs. Clone the repo, run forge test against the file path above, and replay the exploit against a mainnet fork at the historical block. Use for reproduction only — not for live targets.

Forensic narrative

Trader Joe, the largest native DEX on Avalanche, tweeted that the team's preliminary analysis identified a potential exploit in a 3rd party analytics plugin hacked JavaScript code used by the frontend. Attack method (per SlowMist): Malicious Code Injection Attack. Reported loss: -.

Primary source

https://twitter.com/TraderJoe_xyz/status/1725628622524883448 ↗

Sourced from

slowmist

Technical record