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Hack history / 2020 / Hack or exploit

EtherCrash

Hack or exploit on Oct 30, 2020 · Hot Wallet Key Compromised

SOURCES AGREE ON DATE AND LOSS · 2 SOURCES
Lost
$2.5M
dollars at the time
Returned
none listed
as the sources state it
Rank
#639
among thefts by dollars lost

What happened

EtherCrash's cold wallet, claimed to be the most mature Ethereum gambling game, was compromised on October 27. Two large withdrawals totaling ~$2.5M were made and exchanged to DAI on Uniswap. The single-key wallet design left it vulnerable with no recovery options.

Details

Date
Oct 30, 2020
Kind
Hack or exploit
Method
Hot Wallet Key Compromised
How in
Keys, accounts and infrastructure
Target
DeFi protocol
Chains
Ethereum

After the theft

Victims reimbursed
yes, amount not stated
“EtherCrash stated that it will compensate users for their property losses, but it will take some time because the losses are more serious.” (SlowMist Hacked)

Reported by

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Cite this pageSwanBluechip, "EtherCrash hack, Oct 30, 2020: $2.5M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/hte8f3a9e340/ (data as of 2026-10-31).
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