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GoFlateLoader: A Widespread Golang Loader Delivering Multiple Infostealers

June 10, 2026 · Gen Digital · Severity: MEDIUM

Intentionally Inflated Go Binaries That Use Massive PE Overlays to Bypass Detection

Key Takeaways

  • Gen Digital analyzed GoFlateLoader, a widespread Golang loader that delivers multiple information-stealing malware families to victims.
  • The loader uses intentionally inflated Go binaries with massive PE overlays to bypass detection by security products.
  • Defenders should inspect Go binaries for suspicious overlays and monitor for GoFlateLoader-led infostealer infections in their environments.
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