Arbitrum’s council moved $30 million of Binance hack funds without the hacker’s key
What CoinDesk reports, why it matters and what remains unconfirmed.

The story in one view
- Reported by
- CoinDesk
- Coverage lens
- Security and resilience
- Published
- Evidence status
- Cross-source reports linked
What CoinDesk reports
A 12-person committee briefly rewrote one of Arbitrum’s core contracts to spend from an address it held no key for, then put the code back. It’s the second time this year.
The immediate significance
The report describes direct security exposure for users, funds or software. The immediate significance is the potential harm; the confirmed scale and any protective action require technical or primary evidence beyond the publisher summary.
Decrypt and CoinDesk have also published a related report, providing another attributed account to compare without treating repetition as proof.
What remains unknown
- The publisher summary does not contain the complete victim, transaction or technical evidence.
- The report does not establish the final loss or exposure, or whether remediation is complete.
- No matched primary document independently supporting the central claim is linked to this page.
How the story developed
Decrypt and CoinDesk are reporting related developments. Reports are shown in publication order; separate coverage is not independent confirmation.
Decrypt North Korea Is Laundering Binance Hack Loot at One New Wallet Every 25 Seconds
$2.85 billion of the $6.43 billion stolen from Binance has been frozen or seized, compared with about 3% in the Bybit hack, as North Korea’s automated laundering spans 12,000 wallets.
Decrypt Mystery $106 Million Crypto Theft Hits EU Entity Days After Binance Hack
Onchain investigator ZachXBT says an unidentified EU entity lost more than $106 million from centralized exchange accounts on Sunday,.
CoinDeskCurrent briefing Arbitrum’s council moved $30 million of Binance hack funds without the hacker’s key
A 12-person committee briefly rewrote one of Arbitrum’s core contracts to spend from an address it held no key for, then put the code back. It’s the second time this year.
CoinDesk Binance has spent half its SAFU bitcoin, about $580 million worth, data shows
The user protection fund now sits below the $800 million level that Binance’s own rules say triggers a top-up, and the exchange hasn’t said when it will refill it.
CoinDesk North Korea denies role in $6.4 billion Binance hack after FBI points to TraderTraitor
The high-profile denial follows FBI alerts identifying North Korean-controlled wallet addresses tied to the largest cryptocurrency exploit in history.
Decrypt North Korea Denies $6.3B Binance Hack, Calls FBI Finding a 'Political Provocation'
Kim Yo Jong suggested the U.S. itself could be behind the theft, as Binance said hourly deposits had begun to exceed withdrawals.
Decrypt Binance Misses Monthly Luna Classic Burn for First Time Since 2023
LUNC holders are waiting for Binance’s November burn, but it hasn’t arrived as the exchange recovers from a record $6.3 billion hack.
Related Articles And Podcast
Further reporting and analysis on this story.
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An Ethereum Layer 2 that once held more than $2 billion is shutting down because it now costs more to run than it earns.
Read the notes and play the episode

