Seascape Network Hack

TOTAL LOST $500K
Low Access Control

Summarize with AI

ChatGPT Perplexity Claude Grok
Affected Chain 2021 Incident surface
Recovered - No recovery reported
All-Time Rank #979 By amount stolen
Protocol Type Exploit/Access control Target category

Incident Overview

The hacker's address:

https://etherscan.io/address/0xf52772f5…7c5a3d

According to the gaming ecosystem platform Seascape Network, an early investor's private key was taken after the token was released, resulting in hackers getting 18,750 CWS in the investor's wallet. This address, according to Etherscan data, has converted all CWS to ETH and then deposited it to the Tornado Cash mixer at:

https://bloxy.info/txs/calls_from/0xf52772f5…7c5a3d?signature_id=994162&smart_contract_address_bin=0x905b63ff…ec7601

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

Incident Report

Protocol / Project Seascape Network
Date of Incident
Attack Technique Access Control
Classification Exchange (DEX)
Primary Source View Post-Mortem

Protocol Information

Protocol Type Exploit/Access control
Affected Token CWS
Official Website www.seascape.network/
Protocol Twitter/X @seascapenetwork
Team Anonymous
Source Code Unverified

Market Context at Time of Hack

Token Categories
Layer 1
Protocol Links
Discord

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 gas while draining the compromised accounts
On-Chain Access Valid signing authority over the compromised wallets / multisig signers, allowing direct transfer of funds or stake authorization
Target Reconnaissance Identification of Seascape Network'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? Likely — with a thorough Access Control audit checklist and test coverage

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

  • Verify all logic paths related to Access Control 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

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

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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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