CryptoCoverage

Hacker Behind $300M Coinbase Theft Buys 4,863 ETH After Selling 26,762 ETH Earlier

Ethereum price chart with hacker transaction overlay

The $300M Heist Just Got Smarter

In a brazen financial dance, the hacker responsible for stealing over $300 million from Coinbase users executed two strategic Ethereum moves:

  • Two months ago, they dumped 26,762 ETH ($69.25M) at $2,588 per coin
  • Hours before this report, they bought 4,863 ETH ($12.55M) at $2,581

Blockchain analysts at Lookonchain spotted these transactions, revealing what experts call a “chip-and-dip” strategy to launder stolen crypto.

Arkham Dashboard of Hacker's transaction details
Coinbase Hacker Transactions revealed by Arkham Intelligence

Coinbase's Counterattack: Bounties & Security Upgrades

While the hacker plays markets, Coinbase is fighting back:

✓ Rejected $20M ransom, offered $20M bounty for arrests

✓ Deployed US only support hubs and real-time scam alerts

✓ Committed $400M for victim reimbursements - praised by TRM Labs as industry gold standard

Crypto's Growing Security Crisis

This breach reflects industry wide vulnerabilities:

  • $2.47B stolen in H1 2025 - already surpassing 2024's total
  • Ethereum most targeted chain: $1.5B stolen in 164 attacks
"Cross-chain bridges turn crypto into a thief's playground"

notes blockchain analyst Lena Jiang. "Tracing funds becomes impossible once they jump to Ethereum or Avalanche."

3 Critical Steps for Investors

1. Enable multi-factor authentication - especially SMS-based codes

2. Monitor official breach updates for reimbursement claims

3. Treat unsolicited "support" calls as red flags - the original hack used social engineering

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Disclaimer: The information provided in this article is for informational purposes only and should not be considered financial or trading advice. cryptocoverage.co is not responsible for any investment decisions or losses resulting from the use of this information. Always conduct your own research or consult a qualified financial advisor before making any investment choices.