Our analysis confirmed the behaviour described in the threat library entry. Do not install it. Read the analysis and indicators →
Also reported by malext.io, reddit.com
Rhino CRM
Confirmed member of a tracked malicious supply-chain campaign.
Analysis record
- Analysed
- 4 months ago
- Version
- v11.0.0
- Artifact
- SHA256 32D…DBF
- Source
- Findings (non-IoC)
Evidence ledger
Ranked by severity · findings with a source location link to the code viewer
Publisher Evidence
Limited evidencePublisher identity, store signals, distribution reach, and warning signals used for context. Treat this as supporting evidence, not a clean bill of health.
Chrome does not expose the same publisher verification data as IDE stores, so this score is deliberately conservative.
13 evidence rows available.
Finding Categories
Requested Permissions
4 permissionsAI Security Report
AI Security Review
Evidence context: threat category none; evidence quality moderate.
The RhinoCRM extension (developer: [email protected], 40 users) triggers 20 findings, all classified as medium severity network detections. Every network finding is a generic fetch or socket_io detection without specific domain indicators. For example, NET-FETCH-background.js-184 and NET-SOCKET_IO-content/assets/js/v_7_4_2_12_5cc5c70e-17b9-46d5-a61c-750829962ec510.js-9 are standard network call detections that fire on any extension making HTTP requests.
Critically, the findings summary shows zero malware signatures, zero obfuscation findings, zero IoC findings, and zero code-smell findings. The file paths use hash-based naming (v_7_4_2_12_5cc5c70e-17b9-46d5-a61c-750829962ec5200.js) consistent with bundled/minified JavaScript, which is normal for production extensions. The extension name "RhinoCRM" describes a legitimate use case: integrating with a CRM system.
The network findings represent expected behavior for any browser extension that communicates with a backend service. A CRM integration extension would need to fetch data from its server and maintain WebSocket connections for real-time updates. The absence of specific suspicious domains in the network findings is significant—if this were malicious, we would see concrete domain indicators rather than generic "fetch detected" messages.
The strongest counterargument to this verdict is the developer attribution: an email address ([email protected]) rather than a verified company name, combined with only 40 users. However, this is common for small business tools and does not indicate malicious intent. The extension could be a legitimate niche CRM integration for a small company. Without malware signatures, obfuscation, credential access patterns, or suspicious domain IoCs, the developer identity alone is insufficient to classify this as malicious. The evidence shows normal extension functionality triggering automated network detection rules, not actual security threats.
Key Reasons
- Zero malware signatures or obfuscation findings
- All network findings are generic fetch/socket_io without suspicious domains
- File naming indicates bundled/minified code, not obfuscation
- Extension purpose (CRM integration) aligns with observed network behavior
False Positive Considerations
- Generic network call detections without domain specificity
- Bundled/minified JavaScript triggering network rules
Reviewed 2026-04-28; recommended action: no action; model confidence 82%.
Chrome version history
Risk trend by version
3 analyzed versions. Each point is the latest successful scan for that version; failed zero-score scans are hidden. Dates are based on first seen by risky plugins.
Pick any point on the chart to explore that version's code below.
Source Code Not Available
Source code is not available for this version of the extension.
About This Extension
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