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Medium0xCERT-2026-0321·

King Solana Arbitrage Bot Key Compromise

Attackers drained roughly $786,000 from the main wallet of King, one of Solana's oldest and most profitable arbitrage bots, in a run of plainly signed transfers pointing to a compromised key.

Vuln-watch · relayed from a public source; see Source & attribution below

Affected chainsSolana

Summary

Attackers drained roughly $786,000 from the main wallet of King, one of Solana's oldest and most profitable arbitrage bots, in a run of plainly signed transfers pointing to a compromised key.

Incident

  • Victim: King
  • Date (UTC): 2026-11-02
  • Estimated loss: $786k
  • Chain(s): Solana
  • Attack type: private key compromise
  • Funds status: stolen

Recommended actions

  • If you use King, move funds to a fresh wallet with a new seed phrase once the vendor confirms the root cause
  • Update the wallet software only from official sources
  • Beware of follow-on phishing: ignore unofficial "refund", "recovery", or "claim" links and DMs; use the project's verified channels only

Source & attribution

Full analysis on Blockchain Breaches, 0xCERT's incident archive: https://www.blockchainbreaches.com/en/breaches/king-bot-2026. Primary sources: https://cointelegraph.com/news/zachxbt-flags-suspected-106m-crypto-theft-as-solana-bot-faces-possible-786k-drain ; https://www.tokenpost.com/news/technology/46972 ; https://www.techflowpost.com/en-US/newsletter/142597 ; https://hacked.slowmist.io/.

Indicators of compromise

All IOC feeds →
  • addressBHRayETPjvgg3BCr9H82V1D6NRwxu5v44JAaVuaod3jU
  • addressDdmy5oM8xtTs1EBC6eF2SZwQfBreewQpFgtUDm51Hkqj

OpenPGP-signed. The signed text of this advisory verifies against the 0xCERT key CCC7 D9EC 9415 723D.

Published 2026-11-02 · last updated 2026-11-07

curl -s https://www.0xcert.com/pgp.asc | gpg --import && curl -s https://www.0xcert.com/advisory/0xCERT-2026-0321/signed.txt | gpg --verify