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Crypto Whale Bleeds $27M in Multisig Wallet Breach—Security Myths Shattered

Crypto Whale Bleeds $27M in Multisig Wallet Breach—Security Myths Shattered

Published:
2025-12-18 03:16:18
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Another day, another fortress falls. A single crypto whale just watched $27 million evaporate through a compromised multisignature wallet—proving once again that in digital finance, your keys aren't always your coins.

The Anatomy of a Heist

Multisig setups promise bulletproof security—multiple keys required, no single point of failure. Until they fail. This breach didn't just bypass one layer; it dismantled the entire security theater. The attackers didn't brute force their way in; they found the architectural flaw and walked through the front door.

Security Theater Meets Crypto Reality

The crypto space loves its rituals—seed phrases in safes, hardware wallets in vaults. But sophisticated attacks target the weakest link: the implementation. This wasn't some rookie mistake; it was a precision strike against what was supposed to be institutional-grade security. Makes you wonder if traditional finance's compliance paperwork suddenly looks less tedious.

The Aftermath—And What Comes Next

Twenty-seven million dollars doesn't just disappear without ripples. Forensic teams are already tracing the digital breadcrumbs, while the community debates whether this was an inside job, a sophisticated external hack, or just another Tuesday in decentralized finance. One thing's certain: every whale is now double-checking their multisig configurations.

In crypto, you're either the hunter or the hunted—and today, someone just became a very expensive cautionary tale. The irony? That $27 million loss probably generated more security innovation than any regulatory guideline ever could.

Previous losses and broader risks

Just months ago, the same whale withdrew 2,520.5 ETH ($4.52 million) from OKX and staked it with Kiln Finance. Over the year, the account staked 9,918 ETH ($22.58 million) and earned 105.5 ETH, yet still faced a net loss of $4.26 million. 

A whale withdrew 2,520.5 $ETH ($4.52M) from #OKX and staked it with @Kiln_finance.

Over the year, the whale has staked 9918 $ETH ($22.58M) and made 105.5 $ETH, yet still facing a loss of $4.26M.

Address: 0xde5f44d24d2d5300171a2b0188a0f785b051e965 pic.twitter.com/sABwgYSrbZ

— Onchain Lens (@OnchainLens) May 7, 2025

Blockchain security firm Scam Sniffer noted that phishing schemes exploiting “Permit” signatures trick victims into authorizing fund transfers without triggering alarms. Experts attribute the spike to EIP-7702 batch-signature scams and direct transfers to malicious contracts. 

As attacks go on, decentralized finance (DeFi) protocol’s recent Yearn Finance V1 hack caused a $300,000 loss, targeting an Immutable TUSD contract deployed over 2,100 days ago. Yearn confirmed modern v2 vaults remain unaffected.

Furthermore, North Korean cyber crooks were also found to use social engineering as a tactic through fake Zoom and Teams meetings to target and steal cryptocurrencies. They hack into Telegram accounts, send messages to contacts, and release illegal software updates tricked out as Zoom patch fixes. These cyber threats impact Mac, Windows, and Linux computers.

These hacks highlight how vulnerable crypto wallets can be, even for experienced users. Scammers exploit weaknesses in security and DeFi systems, showing the importance of careful management and vigilance.

Also Read: BitMine’s ETH Buying Spree Continues With Latest $140M Purchase

    

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