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Hack history / 2024 / Hack or exploit

US Government Crypto Wallet

Hack or exploit on Oct 24, 2024 · Private Key Compromised

IN REVIEWSOURCES AGREE ON DATE AND LOSS · 3 SOURCES
Lost
$20M
dollars at the time
Returned
$19.3M
96% of the loss, as a source states it
Rank
#205
among thefts by dollars lost

What happened

A dormant US government wallet holding $20M from 2016 Bitfinex seizures had its private key compromised on October 24, 2024. Attacker drained $20M in ETH, USDC, aUSDC and USDT, but $19.3M was recovered within 24 hours; ~$700K went to instant exchanges.

In review: possible duplicate within one source.

Details

Date
Oct 24, 2024
Kind
Hack or exploit
Method
Private Key Compromised
How in
Keys, accounts and infrastructure
Target
Other
Chains
Ethereum

After the theft

Recovered or seized
$19.3M
“Attacker drained $20M in ETH, USDC, aUSDC and USDT, but $19.3M was recovered within 24 hours;” (DefiLlama)
Returned by the attacker
yes, amount not stated
“Approximately 19.3M worth of tokens were later returned to the U.S.” (SlowMist Hacked)
Recovered or frozen
$19.3M
“$20.5M taken, $1.2M after recovery or freezing” (Web3 Is Going Great)

Reported by

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Cite this pageSwanBluechip, "US Government Crypto Wallet hack, Oct 24, 2024: $20M lost", Crypto hack history, https://swan-hack-tracker.pages.dev/history/i/htfba2d52f5c/ (data as of 2026-10-31).
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