Ratio Finance Hack

TOTAL LOST —
Private Key Compromised (Unknown Method) solana

Summarize with AI

ChatGPT Perplexity Claude Grok
Affected Chain solana Incident surface
Recovered - No recovery reported
All-Time Rank #2004 By amount stolen
Protocol Type CDP Target category

Incident Overview

Ratio Finance is a Collateralized Debt Position platform that allows investors to extend the capabilities of their liquidity provisioning efforts by locking their assets into safe & secure vaults, minting USDr (Ratio Finance’s dynamically risk-adjusted stablecoin), and utilizing USDr within the Solana ecosystem.

This is classified as a Access Control Attacks . Compare similar hacks →

Incident Report

Protocol / Project Ratio Finance
Date of Incident
Affected Chain(s) solana
Attack Technique Private Key Compromised (Unknown Method)
Classification Infrastructure
Primary Source View Post-Mortem

Protocol Information

Protocol Type CDP
Smart Contract Language Rust
Official Website ratio.finance
Protocol Twitter/X @RatioFinance

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 Operational-security tradecraft (phishing, malware, leaked seed phrases, or insider access) to obtain treasury signing authority
Capital Required Minimal capital - only enough to cover Solana network fees while draining the compromised accounts
On-Chain Access Valid signing authority over the compromised stake accounts and treasury wallets, allowing direct transfer of funds or stake authorization
Target Reconnaissance Identification of Ratio Finance's high-value treasury accounts and the authority / multisig structure controlling them
Execution Speed Speed to drain the compromised accounts before the team detects the breach and revokes signing authority or freezes the assets
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? Hard to catch — private key / OpSec failures are outside smart contract audit scope

If you're auditing a protocol with similar architecture to Ratio Finance, these are the critical security checks that could have prevented this incident (December 2022).

  • Verify all logic paths related to Private Key Compromised (Unknown Method) are guarded by proper access controls and input validation - see the Access Control Attacks attack class for patterns
  • Review privileged functions (owner, admin, governance) for potential abuse vectors - centralization risks should be documented and bounded with timelocks or multi-sigs

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Related Attack Classes

The technique used in this hack maps to these vulnerability classes in our security curriculum:

See all Access Control Attacks examples →

Access Control Attacks

Sources & References

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