Hack history / 2019 / Hack or exploit

TronBank

Hack or exploit on May 3, 2019 · Backdoor Contract

SOURCES AGREE ON DATE AND LOSS · 2 SOURCES

Lost

$4.3M

dollars at the time

Returned

none listed

as the sources state it

Rank

#505

among thefts by dollars lost

What happened

A backdoor was injected into TronBank's compiled bytecode during deployment via TronSmartContract.space. The hacker exploited the backdoor in the withdraw() function to extract 26.73M TRX from the contract.

Details

Date: May 3, 2019
Kind: Hack or exploit
Method: Backdoor Contract
How in: Insiders: rug pulls, frauds, collapses
Target: DeFi protocol
Chains: Tron

Reported by

DefiLlama ↗
SlowMist Hacked ↗

Related incidents

TronBank 2019 · Hack or exploit · undisclosed

Cite this page

SwanBluechip, "TronBank hack, May 3, 2019: $4.3M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/ht5d5016b3e1/ (data as of 2026-10-31).

Open in the full list All incidents