Malware in @peptide-packets/peptide-modify
Malware discovered in the npm package @peptide-packets/peptide-modify. Systems with this package installed are considered fully compromised and require immediate remediation.
- Disclosed
- Last updated
- Blast radius
- Any system with the package installed or running
- Ecosystems
- Attack vectors
- Affected entities
- @peptide-packets/peptide-modify
A malware advisory was published on GitHub for the npm package @peptide-packets/peptide-modify. The advisory indicates that any computer with this package installed or running should be considered fully compromised.\n\nAccording to the advisory, all secrets and keys stored on affected computers should be rotated immediately from a different, uncompromised system. While the package should be removed, the advisory notes that full control of the computer may have been given to an outside entity, meaning removal of the package alone may not eliminate all malicious software that resulted from installation.\n\nThe incident was disclosed via GitHub Advisory GHSA-9q28-pqxf-8mgj on 2026-07-31.
Indicators of compromise
- Packages
- @peptide-packets/peptide-modify
Remediation
- Immediately isolate any system with @peptide-packets/peptide-modify installed from the network
- Rotate all secrets, API keys, and credentials from a different, uncompromised computer
- Remove the @peptide-packets/peptide-modify package from all systems
- Perform a full security audit and malware scan of affected systems
- Review system logs and network traffic for signs of unauthorized access or data exfiltration
- Consider full system reimaging if compromise is confirmed
Sources
- GitHub Advisory GHSA-9q28-pqxf-8mgj · GitHub Advisory Database
Cite this entry
"Malware in @peptide-packets/peptide-modify." supplychainattack.org, Supply Chain Attack Incident Catalog. Disclosed July 31, 2026; last updated July 31, 2026. https://supplychainattack.org/incident/malware-in-peptide-packets-peptide-modify-tgc66m
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