Is "Extension" on Firefox Add-ons Safe to Install?
Risk Assessment
Analyzed19 security findings detected across all analyzers
Firefox extension requesting 4 permissions
Severity Breakdown
Finding Categories
YARA Rules Matched
5 rulesRequested Permissions
4 permissionsDetailed Findings
9 totalYARA Rule Matches
5 rulesIndicators of Compromise
Network indicators, suspicious strings, and potential IoCs extracted during analysis
All Indicators · 10
detected Domain: signingca1.addons.mozilla.org XIOC detected Domain: signingca1.addons.mozilla.org
extracted_from_files
detected URL: http://addons.mozilla.org/ca/crl.pem0N XIOC detected URL: http://addons.mozilla.org/ca/crl.pem0N
extracted_from_files
detected MD5 Hash: 4db02499e6ce996aa7d7931e12a823e6 XIOC detected MD5 Hash: 4db02499e6ce996aa7d7931e12a823e6
extracted_from_files
detected Domain: mozilla.com XIOC detected Domain: mozilla.com
extracted_from_files
detected Domain: addons.mozilla.org XIOC detected Domain: addons.mozilla.org
extracted_from_files
detected Domain: content-signature.mozilla.org XIOC detected Domain: content-signature.mozilla.org
extracted_from_files
detected Domain: timeshifter.com.br XIOC detected Domain: timeshifter.com.br
extracted_from_files
detected Domain: t23e35132ed3e6f320626ae4c3496d028.4db02499e6ce996aa7d7931e12a823e6.addons.mozilla.org XIOC detected Domain: t23e35132ed3e6f320626ae4c3496d028.4db02499e6ce996aa7d7931e12a823e6.addons.mozilla.org
extracted_from_files
detected Domain: activetab.id XIOC detected Domain: activetab.id
extracted_from_files
Security Analysis Summary
Security Analysis Overview
This extension is a Firefox Add-ons extension published by Labella. Version 1.3 has been analyzed by the Risky Plugins security platform, receiving a risk score of 84.79/100 (HIGH risk) based on 19 security findings.
Risk Assessment
This extension presents critical security risk. Severe issues were detected, potentially including malware indicators, exposed secrets, or dangerous behaviors. Installation is strongly discouraged until these issues are addressed.
Findings Breakdown
- High: 5 finding(s)
- Medium: 14 finding(s)
What Was Analyzed
The security assessment covers multiple analysis categories:
- Malware Detection: YARA rule matching against 2,400+ malware signatures
- Secret Detection: Scanning for exposed API keys, tokens, and credentials
- Static Analysis: Code-level security analysis for common vulnerability patterns
- Network Analysis: Detection of suspicious network communications and endpoints
- Obfuscation Detection: Identification of code obfuscation techniques
Developer Information
This extension is published by Labella on the Firefox Add-ons marketplace. The extension has approximately 4 users.
Recommendation
This extension is not recommended for installation without thorough manual review. Consider alternatives with lower risk scores, or contact the developer to address the identified security concerns.
Source Code Not Available
Source code is not available for this version of the extension.
Frequently Asked Questions
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