OptionRoom Hack

TOTAL LOST $800K
Low Other

Summarize with AI

ChatGPT Perplexity Claude Grok
Affected Chain 2021 Incident surface
Recovered $762K 95.3% returned
All-Time Rank #882 By amount stolen
Protocol Type Exploit/Other Target category

Incident Overview

OptionRoom has been affected due to the ChainSwap hack.

"As such, we had no other way to withdraw and secure the community liquidity other than by selling into the pool. This enabled us to mitigate the financial damages of the hack, reducing a potential $800,000 loss into a $38,000 loss. All the funds recovered from the emergency actions we took were added back as liquidity on PancakeSwap, and all liquidity providers were recompensed directly to their wallets."

Incident Report

Protocol / Project OptionRoom
Date of Incident
Attack Technique Other
Classification Other
Primary Source View Post-Mortem

Protocol Information

Protocol Type Exploit/Other
Affected Token ROOM
Official Website www.optionroom.finance/
Protocol Twitter/X @option_room
Team Anonymous
Source Code Unverified

Market Context at Time of Hack

Token Categories
DeFi Oracles Prediction Markets Polkastarter Bounce Launchpad BNB Chain Ecosystem
Protocol Links
GitHub

What the Attacker Needed to Succeed

Understanding the prerequisites for this type of attack helps auditors identify protocols that are most at risk and helps developers build better defenses.

Technical Knowledge Deep understanding of other and Solidity and EVM internals
Capital Required Seed capital to cover gas and initial position setup
On-Chain Access Ability to interact with smart contracts and deploy a custom exploit contract
Protocol Analysis Identification of the exploitable vulnerability in OptionRoom's contract logic - root cause: other
Execution Speed Precise transaction ordering and timing to exploit the vulnerability within a single atomic block
Obfuscation Plan A strategy to launder and move stolen funds - typically through mixers, cross-chain bridges, or decentralized DEX swaps to resist tracing

What Auditors Should Check

Could this have been caught in audit? Likely — with a thorough Other audit checklist and test coverage

If you're auditing a protocol with similar architecture to OptionRoom, these are the critical security checks that could have prevented this incident (July 2021).

  • Verify all logic paths related to Other are guarded by proper access controls and input validation
  • Review privileged functions (owner, admin, governance) for potential abuse vectors - centralization risks should be documented and bounded with timelocks or multi-sigs

Master these auditing techniques with hands-on labs and real exploit scenarios in the Smart Contract Hacking course.

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Funds Recovery

95.3%

Recovered

$762K

Net Loss

37600

Sources & References

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