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Bithumb

Jun 21, 2018

$31.0M
Lost
$31.0M
Recovered
$0
Net loss
$31.0M
Unrecovered0% recovered

On June 19-20, 2018, attackers compromised Bithumb's hot wallet and stole approximately 35,000 ETH and various other tokens worth ~$31M at the time. The attacker's method exploited infrastructure vulnerabilities to gain access to the exchange's online wallet system.

Bithumb attributed the attack to Lazarus, the North Korea-linked hacker group.

Target
CEX
Classification
Frontend & Infrastructure
Technique
Key Leaked via Infrastructure
Attribution
Unknown
Chains
Ethereum

Event timeline

  1. Jun 21, 2018
    Exploit executed — $31.0M drained via key leaked via infrastructure
  2. Attributed to Unknown
  3. Recovery status Unrecovered 0%

Data credits

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