Is This extension safe to use?

This extension has a security risk score of 39.98/100 (LOW risk). Our security analysis detected 79 findings. Review the detailed security assessment below to understand the specific risks before installation.

What are the security risks of This extension?

Based on our automated security analysis, This extension presents low risk level. The extension is analyzed for malware patterns, secret exposure, network communications, permissions, and supply chain vulnerabilities.

How is the security score calculated?

Risky Plugins calculates security scores using weighted categories: severity of findings (25 points max), malware detections (35 points), secret exposure (28 points), network communications (10 points), and obfuscation (10 points). Scores range from 0-100, with higher scores indicating greater risk.

What does CRITICAL, HIGH, MEDIUM, LOW, MINIMAL risk mean?

CRITICAL (80-100): Severe security issues like malware. HIGH (60-79): Significant vulnerabilities. MEDIUM (40-59): Moderate security concerns. LOW (20-39): Minor issues. MINIMAL (0-19): Very low risk. Always review findings before installing any extension.

Is "Extension" on Firefox Add-ons Safe to Install?

Name: Unnamed Extension
Availability: InStock
Author: sh4ttered

sh4ttered · firefox · v1.0.1

Risk Assessment

Analyzed

39.98

out of 100

LOW

79 security findings detected across all analyzers

Firefox extension requesting 1 permission

Severity Breakdown

Critical

High

Medium

Low

Info

Finding Categories

Malware Signatures

IoC Indicators

YARA Rules Matched

7 rules(10 hits)

postinstall system command postinstall crypto operations postinstall file manipulation postinstall obfuscation SQLInjection postinstall network communication NoUseWeakRandom

Requested Permissions

1 permission

*://www.skuola.net/*

Low

Detailed Findings

10 total

YARA Rule Matches

7 rules

Indicators of Compromise

Network indicators, suspicious strings, and potential IoCs extracted during analysis

URLs

Domains

Strings

All Indicators · 69

Domain

detected Domain: f.remove.call

XIOC detected Domain: f.remove.call

extracted_from_files

Domain

detected Domain: jquery.org

XIOC detected Domain: jquery.org

extracted_from_files

Domain

detected Domain: e.now

XIOC detected Domain: e.now

extracted_from_files

Other

detected Email: [email protected]

XIOC detected Email: [email protected]

extracted_from_files

URL

detected URL: http://addons.mozilla.org/ca/crl.pem0N

XIOC detected URL: http://addons.mozilla.org/ca/crl.pem0N

extracted_from_files

Hash

detected MD5 Hash: 355168cd6497356f912ecfa65220db4f

XIOC detected MD5 Hash: 355168cd6497356f912ecfa65220db4f

extracted_from_files

Domain

detected Domain: e.top

XIOC detected Domain: e.top

extracted_from_files

Domain

detected Domain: l.style

XIOC detected Domain: l.style

extracted_from_files

Domain

detected Domain: this.name

XIOC detected Domain: this.name

extracted_from_files

Domain

detected Domain: t.name

XIOC detected Domain: t.name

extracted_from_files

Domain

detected Domain: t.top

XIOC detected Domain: t.top

extracted_from_files

Domain

detected Domain: f.top

XIOC detected Domain: f.top

extracted_from_files

Domain

detected Domain: t.top-s.top

XIOC detected Domain: t.top-s.top

extracted_from_files

Domain

detected Domain: t.click

XIOC detected Domain: t.click

extracted_from_files

Domain

detected Domain: this.target

XIOC detected Domain: this.target

extracted_from_files

Domain

detected Domain: date.now

XIOC detected Domain: date.now

extracted_from_files

Domain

detected Domain: this.off

XIOC detected Domain: this.off

extracted_from_files

Domain

detected Domain: t.events

XIOC detected Domain: t.events

extracted_from_files

Domain

detected Domain: a.id

XIOC detected Domain: a.id

extracted_from_files

Domain

detected Domain: e.style

XIOC detected Domain: e.style

extracted_from_files

Domain

detected Domain: f.teardown.call

XIOC detected Domain: f.teardown.call

extracted_from_files

Domain

detected Domain: c.predispatch.call

XIOC detected Domain: c.predispatch.call

extracted_from_files

Domain

detected Domain: e.event.handlers.call

XIOC detected Domain: e.event.handlers.call

extracted_from_files

Domain

detected Domain: u.data

XIOC detected Domain: u.data

extracted_from_files

Domain

detected Domain: o.data

XIOC detected Domain: o.data

extracted_from_files

Domain

detected Domain: c.postdispatch.call

XIOC detected Domain: c.postdispatch.call

extracted_from_files

Domain

detected Domain: e.target

XIOC detected Domain: e.target

extracted_from_files

Domain

detected Domain: he.th

XIOC detected Domain: he.th

extracted_from_files

Domain

detected Domain: he.td

XIOC detected Domain: he.td

extracted_from_files

Domain

detected Domain: v.events

XIOC detected Domain: v.events

extracted_from_files

Domain

detected Domain: f.setup.call

XIOC detected Domain: f.setup.call

extracted_from_files

Domain

detected Domain: f.add.call

XIOC detected Domain: f.add.call

extracted_from_files

Domain

detected Domain: e.event.global

XIOC detected Domain: e.event.global

extracted_from_files

Domain

detected Domain: signingca1.addons.mozilla.org

XIOC detected Domain: signingca1.addons.mozilla.org

extracted_from_files

Domain

detected Domain: se.select

XIOC detected Domain: se.select

extracted_from_files

Domain

detected Domain: e.call

XIOC detected Domain: e.call

extracted_from_files

Domain

detected Domain: e.name

XIOC detected Domain: e.name

extracted_from_files

Domain

detected Domain: r.call

XIOC detected Domain: r.call

extracted_from_files

Domain

detected Domain: t.map

XIOC detected Domain: t.map

extracted_from_files

Domain

detected Domain: o.empty.fire

XIOC detected Domain: o.empty.fire

extracted_from_files

Domain

detected Domain: this.show

XIOC detected Domain: this.show

extracted_from_files

Domain

detected Domain: x.filter.id

XIOC detected Domain: x.filter.id

extracted_from_files

Domain

detected Domain: x.find.id

XIOC detected Domain: x.find.id

extracted_from_files

Domain

detected Domain: c.call

XIOC detected Domain: c.call

extracted_from_files

Domain

detected Domain: l.call

XIOC detected Domain: l.call

extracted_from_files

Domain

detected Domain: e.id

XIOC detected Domain: e.id

extracted_from_files

Domain

detected Domain: e.next

XIOC detected Domain: e.next

extracted_from_files

Domain

detected Domain: j.call

XIOC detected Domain: j.call

extracted_from_files

Domain

detected Domain: t.call

XIOC detected Domain: t.call

extracted_from_files

Domain

detected Domain: u.call

XIOC detected Domain: u.call

extracted_from_files

Domain

detected Domain: i.call

XIOC detected Domain: i.call

extracted_from_files

Domain

detected Domain: p.call

XIOC detected Domain: p.call

extracted_from_files

Domain

detected Domain: this.map

XIOC detected Domain: this.map

extracted_from_files

Domain

detected Domain: se.support

XIOC detected Domain: se.support

extracted_from_files

Domain

detected Domain: n.top

XIOC detected Domain: n.top

extracted_from_files

Domain

detected Domain: t.flat.call

XIOC detected Domain: t.flat.call

extracted_from_files

Domain

detected Domain: a.call

XIOC detected Domain: a.call

extracted_from_files

Domain

detected Domain: o.call

XIOC detected Domain: o.call

extracted_from_files

Domain

detected Domain: s.call

XIOC detected Domain: s.call

extracted_from_files

Domain

detected Domain: e.map

XIOC detected Domain: e.map

extracted_from_files

Domain

detected Domain: n.call

XIOC detected Domain: n.call

extracted_from_files

Domain

detected Domain: y.call

XIOC detected Domain: y.call

extracted_from_files

Domain

detected Domain: mozilla.com

XIOC detected Domain: mozilla.com

extracted_from_files

Domain

detected Domain: addons.mozilla.org

XIOC detected Domain: addons.mozilla.org

extracted_from_files

Domain

detected Domain: content-signature.mozilla.org

XIOC detected Domain: content-signature.mozilla.org

extracted_from_files

Domain

detected Domain: t5f7352d5b5a67f42daf85cdcbf82abb4.355168cd6497356f912ecfa65220db4f.addons.mozilla.org

XIOC detected Domain: t5f7352d5b5a67f42daf85cdcbf82abb4.355168cd6497356f912ecfa65220db4f.addons.mozilla.org

extracted_from_files

Domain

detected Domain: skuola.net

XIOC detected Domain: skuola.net

extracted_from_files

Domain

detected Domain: www.skuola.net

XIOC detected Domain: www.skuola.net

extracted_from_files

Domain

detected Domain: t.using.call

XIOC detected Domain: t.using.call

extracted_from_files

Security Analysis Summary

Security Analysis Overview

This extension is a Firefox Add-ons extension published by sh4ttered. Version 1.0.1 has been analyzed by the Risky Plugins security platform, receiving a risk score of 39.98/100 (LOW risk) based on 79 security findings.

Risk Assessment

This extension presents low security risk. Some minor findings were detected, but nothing that would prevent typical usage. Reviewing the detailed findings below is recommended before use in sensitive environments.

Findings Breakdown

High: 10 finding(s)
Medium: 69 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 sh4ttered on the Firefox Add-ons marketplace. The extension has approximately 21 users.

Recommendation

Exercise caution with this extension. Review the detailed findings and ensure the requested permissions align with the extension's stated functionality before installation.

Source Code Viewer

Source Code Not Available

Source code is not available for this version of the extension.