Malicious Code Injection in equal_impala_z3n: A Threat to npm Packages
Summary
MAL-2025-102155: Malicious code in equal_impala_z3n (npm). Affected versions are not published. No fix is published. How to fix ↓
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Background
The package 'equal_impala_z3n' is part of a broader campaign associated with the tea.xyz token reward system, which has been known to flood the npm registry with malicious packages. These packages are designed to manipulate developer reputation scores by generating and publishing numerous derivative packages with randomized names. The malicious nature of this package lies in its ability to alter essential files and continuously republish variants, thereby polluting the npm ecosystem.
Vulnerability Detail
The vulnerability in 'equal_impala_z3n' originates from its design as part of a malicious campaign that includes scripts to automatically publish derivative packages. The payload modifies the package.json file by removing private flags, altering version numbers, and generating random package names. This not only compromises the integrity of the npm registry but also poses a risk to developers who may unknowingly use these tainted packages, leading to potential security breaches and loss of trust in the ecosystem.
How To Fix
This package is malicious. Remove it and rotate any credentials it could have accessed.
npm uninstall equal_impala_z3nIf it arrived as a transitive dependency, remove the package that pulled it in, then reinstall.
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Workaround
As a workaround, you can monitor your project for any instances of the 'equal_impala_z3n' package and ensure that your package-lock.json file does not include it. Regularly audit your dependencies using 'npm audit' to identify and address vulnerabilities.
Conclusion
The 'equal_impala_z3n' package poses a significant threat to the npm ecosystem due to its malicious design aimed at manipulating developer reputation scores. Immediate action is required to remove this package from your projects to safeguard against potential security breaches. Regular monitoring and auditing of dependencies are essential to maintain the integrity of your applications.
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FAQ
'equal_impala_z3n' is an npm package that has been identified as part of a malicious campaign aimed at inflating developer reputation scores through the publication of derivative packages.
This vulnerability can compromise the integrity of your project by introducing malicious code that alters your package.json file and repopulates the npm registry with tainted packages.
If you have installed 'equal_impala_z3n', you should uninstall it immediately using 'npm uninstall equal_impala_z3n' and check for any dependencies that may be affected.
Currently, there is no patched version of 'equal_impala_z3n' available. The recommended action is to remove the package entirely.
You can use tools like Vulert, which monitors your package-lock.json file for open-source vulnerabilities in real-time. You can also check your application for vulnerabilities using the Vulert playground without any signup.
