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

Voidev · firefox · v2.0.0

Risk Assessment

Analyzed
39.95
out of 100
LOW

87 security findings detected across all analyzers

Firefox extension requesting 1 permission

Severity Breakdown

0
Critical
19
High
68
Medium
0
Low
0
Info

Finding Categories

19
Malware Signatures
66
IoC Indicators

YARA Rules Matched

7 rules(19 hits)
postinstall file manipulation postinstall system command NoUseWeakRandom postinstall obfuscation postinstall network communication postinstall environment access LocalStorageShouldNotBeUsed

Requested Permissions

1 permission
https://www.youtube.com/*
Low

Detailed Findings

19 total

YARA Rule Matches

7 rules

Indicators of Compromise

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

URLs
15
IP Addresses
6
Domains
45
Strings
66

All Indicators · 66

IP
detected IP: ::

XIOC detected IP: ::

extracted_from_files

Domain
detected Domain: signingca1.addons.mozilla.org

XIOC detected Domain: signingca1.addons.mozilla.org

extracted_from_files

URL
detected URL: http://www.w3.org/2000/svg

XIOC detected URL: http://www.w3.org/2000/svg

extracted_from_files

URL
detected URL: https://www.youtube.com/*

XIOC detected URL: https://www.youtube.com/*

extracted_from_files

Hash
detected MD5 Hash: b13251e97be074e33fa2208ddc2796ca

XIOC detected MD5 Hash: b13251e97be074e33fa2208ddc2796ca

extracted_from_files

URL
detected URL: http://ns.adobe.com/exif/1.0/

XIOC detected URL: http://ns.adobe.com/exif/1.0/

extracted_from_files

URL
detected URL: http://ns.adobe.com/tiff/1.0/

XIOC detected URL: http://ns.adobe.com/tiff/1.0/

extracted_from_files

URL
detected URL: http://ns.adobe.com/xap/1.0/mm/

XIOC detected URL: http://ns.adobe.com/xap/1.0/mm/

extracted_from_files

URL
detected URL: http://ns.adobe.com/xap/1.0/sType/ResourceEvent#

XIOC detected URL: http://ns.adobe.com/xap/1.0/sType/ResourceEvent#

extracted_from_files

URL
detected URL: http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd

XIOC detected URL: http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd

extracted_from_files

URL
detected URL: http://www.w3.org/1999/xlink

XIOC detected URL: http://www.w3.org/1999/xlink

extracted_from_files

URL
detected URL: http://www.serif.com/

XIOC detected URL: http://www.serif.com/

extracted_from_files

Domain
detected Domain: www.youtube.com

XIOC detected Domain: www.youtube.com

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

URL
detected URL: http://www.w3.org/1999/02/22-rdf-syntax-ns#

XIOC detected URL: http://www.w3.org/1999/02/22-rdf-syntax-ns#

extracted_from_files

URL
detected URL: http://ns.adobe.com/xap/1.0/

XIOC detected URL: http://ns.adobe.com/xap/1.0/

extracted_from_files

Domain
detected Domain: e.target

XIOC detected Domain: e.target

extracted_from_files

URL
detected URL: http://purl.org/dc/elements/1.1/

XIOC detected URL: http://purl.org/dc/elements/1.1/

extracted_from_files

Domain
detected Domain: this.events

XIOC detected Domain: this.events

extracted_from_files

Domain
detected Domain: this.id

XIOC detected Domain: this.id

extracted_from_files

Domain
detected Domain: t.id

XIOC detected Domain: t.id

extracted_from_files

Domain
detected Domain: t.prototype.off

XIOC detected Domain: t.prototype.off

extracted_from_files

Domain
detected Domain: r.events

XIOC detected Domain: r.events

extracted_from_files

Domain
detected Domain: n.map

XIOC detected Domain: n.map

extracted_from_files

Domain
detected Domain: mt.box

XIOC detected Domain: mt.box

extracted_from_files

Domain
detected Domain: e.clienty-r.top

XIOC detected Domain: e.clienty-r.top

extracted_from_files

Domain
detected Domain: e.host

XIOC detected Domain: e.host

extracted_from_files

Domain
detected Domain: e.search

XIOC detected Domain: e.search

extracted_from_files

Domain
detected Domain: e.id

XIOC detected Domain: e.id

extracted_from_files

Domain
detected Domain: l.map

XIOC detected Domain: l.map

extracted_from_files

Domain
detected Domain: u.map

XIOC detected Domain: u.map

extracted_from_files

Domain
detected Domain: i.call

XIOC detected Domain: i.call

extracted_from_files

Domain
detected Domain: t.data

XIOC detected Domain: t.data

extracted_from_files

Domain
detected Domain: j.slice.call

XIOC detected Domain: j.slice.call

extracted_from_files

Domain
detected Domain: object.prototype.hasownproperty.call

XIOC detected Domain: object.prototype.hasownproperty.call

extracted_from_files

Domain
detected Domain: r.cx

XIOC detected Domain: r.cx

extracted_from_files

Domain
detected Domain: r.cy

XIOC detected Domain: r.cy

extracted_from_files

Domain
detected Domain: i.map

XIOC detected Domain: i.map

extracted_from_files

Domain
detected Domain: n.call

XIOC detected Domain: n.call

extracted_from_files

URL
detected Domain: purl.org

XIOC detected Domain: purl.org

extracted_from_files

Domain
detected Domain: d.kp

XIOC detected Domain: d.kp

extracted_from_files

Domain
detected Domain: x.kr

XIOC detected Domain: x.kr

extracted_from_files

Domain
detected Domain: www.serif.com

XIOC detected Domain: www.serif.com

extracted_from_files

Domain
detected Domain: github.com

XIOC detected Domain: github.com

extracted_from_files

Domain
detected Domain: t.style

XIOC detected Domain: t.style

extracted_from_files

Domain
detected Domain: a.call

XIOC detected Domain: a.call

extracted_from_files

Domain
detected Domain: www.w3.org

XIOC detected Domain: www.w3.org

extracted_from_files

Domain
detected Domain: stopwatch.id

XIOC detected Domain: stopwatch.id

extracted_from_files

Domain
detected Domain: window.pomo.id

XIOC detected Domain: window.pomo.id

extracted_from_files

Domain
detected Domain: pomo.id

XIOC detected Domain: pomo.id

extracted_from_files

Domain
detected Domain: bellsound.play

XIOC detected Domain: bellsound.play

extracted_from_files

URL
detected URL: http://ns.adobe.com/photoshop/1.0/

XIOC detected URL: http://ns.adobe.com/photoshop/1.0/

extracted_from_files

Domain
detected Domain: ns.adobe.com

XIOC detected Domain: ns.adobe.com

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: t3b0f5eccff840113685661b9d6eab98b.b13251e97be074e33fa2208ddc2796ca.addons.mozilla.org

XIOC detected Domain: t3b0f5eccff840113685661b9d6eab98b.b13251e97be074e33fa2208ddc2796ca.addons.mozilla.org

extracted_from_files

Domain
detected Domain: y5.ne

XIOC detected Domain: y5.ne

extracted_from_files

Domain
detected Domain: h.uz

XIOC detected Domain: h.uz

extracted_from_files

Domain
detected Domain: uiverse.io

XIOC detected Domain: uiverse.io

extracted_from_files

IP
detected IP: ::a

XIOC detected IP: ::a

extracted_from_files

IP
detected IP: c::

XIOC detected IP: c::

extracted_from_files

IP
detected IP: ab::

XIOC detected IP: ab::

extracted_from_files

IP
detected IP: ::2

XIOC detected IP: ::2

extracted_from_files

IP
detected IP: e::

XIOC detected IP: e::

extracted_from_files

Domain
detected Domain: bell.mp

XIOC detected Domain: bell.mp

extracted_from_files

Security Analysis Summary

Security Analysis Overview

This extension is a Firefox Add-ons extension published by Voidev. Version 2.0.0 has been analyzed by the Risky Plugins security platform, receiving a risk score of 39.95/100 (LOW risk) based on 87 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: 19 finding(s)
  • Medium: 68 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 Voidev on the Firefox Add-ons marketplace. The extension has approximately 3 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.

Frequently Asked Questions