Malware in @ncurran/dc-selftest-33afb7
The npm package @ncurran/dc-selftest-33afb7 contained malware that provided full system compromise to attackers. Any computer with this package installed should be considered fully compromised.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed
- Ecosystems
- Attack vectors
- Affected entities
- @ncurran/dc-selftest-33afb7
The npm package @ncurran/dc-selftest-33afb7 was found to contain malware. According to the GitHub Advisory (GHSA-42f8-8vgh-57px), any computer that has 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 package installation, given that the attacker may have gained full control of the system.\n\nAffected users should treat any system that installed this package as potentially fully compromised and take appropriate incident response measures.
Indicators of compromise
- Packages
- @ncurran/dc-selftest-33afb7
Remediation
- Remove the package @ncurran/dc-selftest-33afb7 from all systems
- Rotate all secrets, keys, and credentials from a different, uncompromised computer
- Assume full system compromise and perform forensic analysis or rebuild affected systems
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Monitor for any unauthorized activity on accounts that may have been accessed from compromised systems
Sources
- GitHub Advisory GHSA-42f8-8vgh-57px · GitHub Advisory Database
Cite this entry
"Malware in @ncurran/dc-selftest-33afb7." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed June 18, 2026; last updated June 20, 2026. https://supplychainattack.org/incident/malware-in-ncurran-dc-selftest-33afb7-1wl9jc
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