polymarket-claude-code
polymarket-claude-code is identified in the SafeDep analysis "Polymarket npm Packages Steal Crypto Wallet Keys". Nine coordinated npm packages target Polymarket traders with a social-engineered postinstall prompt that exfiltrates raw private keys to a Cloudflare Worker. The attacker published all packages within 30 seconds from a throwaway account.
discovered 2026-05-21
Threat types
crypto_drainercredential_stealerdata_exfiltration
Malicious versions
- 0.1.0
- 0.1.1
Campaigns
Indicators
Techniques
- ttpT1195.001 Supply Chain Compromise: Compromise Software Dependencies and Development Toolsuses
- ttpT1059.007 Command and Scripting Interpreter: JavaScriptuses
- ttpT1552.001 Unsecured Credentials: Credentials In Filesuses
- ttpT1041 Exfiltration Over C2 Channeluses
- ttpT1552.004 Unsecured Credentials: Private Keysuses
- ttpT1071.001 Application Layer Protocol: Web Protocolsuses
- ttpT1102 Web Serviceuses
- ttpT1546 Event Triggered Executionuses
