Monitoring

CoinEx

HIGHEthereum, BSC, Bitcoin, Tron, Kadena, Solana, Dagger, XRP, BitcoinCash, Polygon, Stellar, Arbitrum·Hot Wallet Key Compromised·#67 all-time
$55.0M stolenTuesday, September 12, 2023 · 1139 days ago

Corpus updated 2026-10-25

What happened

  • CoinEx, a centralised exchange, lost $55.0M on September 12, 2023.

  • The 10th largest of the 197 incidents recorded in 2023: 3.4% of the $1.63B lost to hacks that year.

  • Hot Wallet Key Compromised is behind 60 recorded incidents totalling $3.08B; this is the 14th largest of them.

Cite this record

Monitoring Room, "CoinEx hack — $55.0M stolen", incident record, data: DefiLlama hacks dataset, as of 2026-10-25 08:00 UTC. https://monitoringroom.com/situation/crypto-hack/coinex

Nearby in the record

Milady Maker
9/11/2023$1.0M
Remitano
9/15/2023$2.7M
Fortress Trust
9/7/2023$12.0M
uniclyNFT
9/16/2023$2K
GMBL.COMPUTER
9/6/2023$770K
Balancer V2
9/19/2023$238K
← All incidents

Source: DefiLlama · 1317 recorded incidents · data as of 2026-10-25 08:00 UTC