helius-phantom

No evidence of embedded malware or obfuscated malicious code in the provided snippets. The dominant risk is architectural/trust-based: the frontend blindly signs server-provided raw transactions, so a compromised backend, stolen API key, or malicious/misconfigured transaction-generation logic can cause users to sign transactions that transfer funds or grant permissions. Recommend enforcing strong server-side authentication/authorization, strict server-side validation of wallet ownership and per-wallet limits, minimize use of skipPreflight (or add compensating controls), add logging/auditing and human-readable transaction intent prompts prior to signing.