Malware in express-self-destruct1
Malware discovered in the npm package express-self-destruct1. The package grants full control of affected systems to an outside entity, requiring immediate removal and credential rotation.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- express-self-destruct1
A malicious npm package named express-self-destruct1 has been identified as containing malware. According to the GitHub Advisory (GHSA-4h93-54g6-hm75), any computer with this package installed or running should be considered fully compromised.\n\nThe advisory recommends that all secrets and keys stored on affected computers be rotated immediately from a different, uncompromised system. While the package should be removed, there is no guarantee that removal will eliminate all malicious software that may have been installed as a result of the initial compromise, given that the attacker may have gained full control of the system.\n\nUsers should treat any system that has run this package as potentially fully compromised and take appropriate incident response measures.
Indicators of compromise
- Packages
- express-self-destruct1
Remediation
- Immediately remove the express-self-destruct1 package from all systems
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Assume full system compromise and conduct thorough security audit
- Consider rebuilding affected systems from clean media if critical infrastructure
- Monitor for signs of unauthorized access or data exfiltration
Sources
- GitHub Advisory GHSA-4h93-54g6-hm75 · GitHub Advisory Database
Cite this entry
"Malware in express-self-destruct1." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 27, 2026; last updated July 27, 2026. https://supplychainattack.org/incident/malware-in-express-self-destruct1-bo70sq
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