Is "Category Tabs for Google Keep™" on Firefox Add-ons Safe to Install?

Jeurissen Apps · firefox · v20.13.1

Tired of wasting time looking look through and re-sorting all of your notes on Google Keep? With Category Tabs for Google Keep™, you can now sort your new and existing notes by color. When you want to view the notes you have sorted by color, simply click on the note color you wish to view. If you would like to view your you entire collection of notes/checklists, there is an “All” option next to the color options (this option is set by default). Category Tabs for Google Keep™ seamlessly integrates into the page and the options to look at your notes/checklists in list view or gird view is still available. The ability to post a quick note/list/picture is still available as well and is still placed in the same spot as it usually is. This application supports all the colors offered by Google Keep. You can access the settings by clicking the "hamburger" icon on the left to open the sidenav which includes a link to settings.

Risk Assessment

Analyzed
55.6
out of 100
MEDIUM

129 security findings detected across all analyzers

Firefox extension requesting 5 permissions

Severity Breakdown

0
Critical
44
High
85
Medium
0
Low
0
Info

Finding Categories

44
Malware Signatures
2
Network
78
IoC Indicators

YARA Rules Matched

8 rules(44 hits)
postinstall persistence mechanism postinstall obfuscation credential metamask extension postinstall file manipulation postinstall network communication postinstall system command postinstall file download postinstall crypto operations

Requested Permissions

5 permissions
menus
Low
scripting
Low
storage
Low
sidePanel
Low
https://keep.google.com/*
Low

About This Extension

Tired of wasting time looking look through and re-sorting all of your notes on Google Keep? With Category Tabs for Google Keep™, you can now sort your new and existing notes by color. When you want to view the notes you have sorted by color, simply click on the note color you wish to view. If you would like to view your you entire collection of notes/checklists, there is an “All” option next to the color options (this option is set by default). Category Tabs for Google Keep™ seamlessly integrates into the page and the options to look at your notes/checklists in list view or gird view is still available. The ability to post a quick note/list/picture is still available as well and is still placed in the same spot as it usually is. This application supports all the colors offered by Google Keep. You can access the settings by clicking the "hamburger" icon on the left to open the sidenav which includes a link to settings.

Detailed Findings

46 total

YARA Rule Matches

8 rules

Indicators of Compromise

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

URLs
15
IP Addresses
1
Domains
59
Strings
78

All Indicators · 78

Domain
detected Domain: t.open

XIOC detected Domain: t.open

extracted_from_files

Domain
detected Domain: p.tabs.group

XIOC detected Domain: p.tabs.group

extracted_from_files

URL
detected URL: https://keep.google.com

XIOC detected URL: https://keep.google.com

extracted_from_files

URL
detected URL: https://keep.google.com/

XIOC detected URL: https://keep.google.com/

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://apps.jeurissen.co/category-tabs-for-google-keep

XIOC detected URL: https://apps.jeurissen.co/category-tabs-for-google-keep

extracted_from_files

URL
detected URL: https://apps.jeurissen.co/

XIOC detected URL: https://apps.jeurissen.co/

extracted_from_files

URL
detected URL: https://api.jeurissen.co/reports/csp/webext/ctfgk/

XIOC detected URL: https://api.jeurissen.co/reports/csp/webext/ctfgk/

extracted_from_files

Domain
detected Domain: o.id

XIOC detected Domain: o.id

extracted_from_files

Domain
detected Domain: g.media

XIOC detected Domain: g.media

extracted_from_files

Domain
detected Domain: e.origins

XIOC detected Domain: e.origins

extracted_from_files

Other
detected Email: [email protected]

XIOC detected Email: [email protected]

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

URL
detected URL: https://apps.jeurissen.co

XIOC detected URL: https://apps.jeurissen.co

extracted_from_files

Domain
detected Domain: i.click

XIOC detected Domain: i.click

extracted_from_files

Domain
detected Domain: e.target

XIOC detected Domain: e.target

extracted_from_files

Domain
detected Domain: t.target

XIOC detected Domain: t.target

extracted_from_files

Domain
detected Domain: e.search

XIOC detected Domain: e.search

extracted_from_files

Domain
detected Domain: e.top

XIOC detected Domain: e.top

extracted_from_files

IP
detected IP: ::

XIOC detected IP: ::

extracted_from_files

Domain
detected Domain: r.dataset.id

XIOC detected Domain: r.dataset.id

extracted_from_files

Domain
detected Domain: l.tabs.tab

XIOC detected Domain: l.tabs.tab

extracted_from_files

Domain
detected Domain: e.open

XIOC detected Domain: e.open

extracted_from_files

Domain
detected Domain: l.tabs.group

XIOC detected Domain: l.tabs.group

extracted_from_files

Domain
detected Domain: l.storage

XIOC detected Domain: l.storage

extracted_from_files

Domain
detected Domain: n.click

XIOC detected Domain: n.click

extracted_from_files

Domain
detected Domain: i.name

XIOC detected Domain: i.name

extracted_from_files

Domain
detected Domain: i.download

XIOC detected Domain: i.download

extracted_from_files

Domain
detected Domain: e.blue

XIOC detected Domain: e.blue

extracted_from_files

Domain
detected Domain: e.pink

XIOC detected Domain: e.pink

extracted_from_files

Domain
detected Domain: c.storage

XIOC detected Domain: c.storage

extracted_from_files

Domain
detected Domain: r.top

XIOC detected Domain: r.top

extracted_from_files

Domain
detected Domain: k.open

XIOC detected Domain: k.open

extracted_from_files

Domain
detected Domain: c.runtime.id

XIOC detected Domain: c.runtime.id

extracted_from_files

URL
detected URL: https://keep.google.com/*

XIOC detected URL: https://keep.google.com/*

extracted_from_files

Domain
detected Domain: n.data

XIOC detected Domain: n.data

extracted_from_files

Domain
detected Domain: e.tab

XIOC detected Domain: e.tab

extracted_from_files

Domain
detected Domain: www.w3.org

XIOC detected Domain: www.w3.org

extracted_from_files

Domain
detected Domain: api.jeurissen.co

XIOC detected Domain: api.jeurissen.co

extracted_from_files

Domain
detected Domain: e.red

XIOC detected Domain: e.red

extracted_from_files

Domain
detected Domain: e.orange

XIOC detected Domain: e.orange

extracted_from_files

Domain
detected Domain: e.green

XIOC detected Domain: e.green

extracted_from_files

Domain
detected Domain: e.world

XIOC detected Domain: e.world

extracted_from_files

Domain
detected Domain: n.origins

XIOC detected Domain: n.origins

extracted_from_files

Domain
detected Domain: p.storage

XIOC detected Domain: p.storage

extracted_from_files

Domain
detected Domain: chromewebstore.google.com

XIOC detected Domain: chromewebstore.google.com

extracted_from_files

Domain
detected Domain: object.prototype.hasownproperty.call

XIOC detected Domain: object.prototype.hasownproperty.call

extracted_from_files

Domain
detected Domain: a.id

XIOC detected Domain: a.id

extracted_from_files

Domain
detected Domain: e.id

XIOC detected Domain: e.id

extracted_from_files

Domain
detected Domain: apps.jeurissen.co

XIOC detected Domain: apps.jeurissen.co

extracted_from_files

Domain
detected Domain: p.windows

XIOC detected Domain: p.windows

extracted_from_files

Domain
detected Domain: date.now

XIOC detected Domain: date.now

extracted_from_files

Domain
detected Domain: t.id

XIOC detected Domain: t.id

extracted_from_files

Domain
detected Domain: i.id

XIOC detected Domain: i.id

extracted_from_files

Domain
detected Domain: n.run

XIOC detected Domain: n.run

extracted_from_files

Domain
detected Domain: n.world

XIOC detected Domain: n.world

extracted_from_files

Domain
detected Domain: p.management

XIOC detected Domain: p.management

extracted_from_files

Domain
detected Domain: n.id

XIOC detected Domain: n.id

extracted_from_files

Domain
detected Domain: p.runtime.id

XIOC detected Domain: p.runtime.id

extracted_from_files

Domain
detected Domain: n.page

XIOC detected Domain: n.page

extracted_from_files

Domain
detected Domain: p.tabs.tab

XIOC detected Domain: p.tabs.tab

extracted_from_files

Domain
detected Domain: u.open

XIOC detected Domain: u.open

extracted_from_files

URL
detected URL: https://apps.jeurissen.co/.well-known/security.txt

XIOC detected URL: https://apps.jeurissen.co/.well-known/security.txt

extracted_from_files

Domain
detected Domain: signingca1.addons.mozilla.org

XIOC detected Domain: signingca1.addons.mozilla.org

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: carlosjeurissen.com

XIOC detected Domain: carlosjeurissen.com

extracted_from_files

Domain
detected Domain: tba23f79484906bd43a11ab259b8db30c.0d6383e3342f4c1c098d735be8e2ab4f.addons.mozilla.org

XIOC detected Domain: tba23f79484906bd43a11ab259b8db30c.0d6383e3342f4c1c098d735be8e2ab4f.addons.mozilla.org

extracted_from_files

Domain
detected Domain: keep.google.com

XIOC detected Domain: keep.google.com

extracted_from_files

URL
detected URL: https://apps.jeurissen.co/contact

XIOC detected URL: https://apps.jeurissen.co/contact

extracted_from_files

Hash
detected MD5 Hash: 0d6383e3342f4c1c098d735be8e2ab4f

XIOC detected MD5 Hash: 0d6383e3342f4c1c098d735be8e2ab4f

extracted_from_files

URL
detected URL: https://apps.jeurissen.co/?utm_source=ctfgk_options

XIOC detected URL: https://apps.jeurissen.co/?utm_source=ctfgk_options

extracted_from_files

URL
detected URL: https://apps.jeurissen.co/category-tabs-for-google-keep/translate?utm_source=ctfgk_options

XIOC detected URL: https://apps.jeurissen.co/category-tabs-for-google-keep/translate?utm_source=ctfgk_options

extracted_from_files

URL
detected URL: https://apps.jeurissen.co/category-tabs-for-google-keep/donate?utm_source=ctfgk_options

XIOC detected URL: https://apps.jeurissen.co/category-tabs-for-google-keep/donate?utm_source=ctfgk_options

extracted_from_files

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

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

extracted_from_files

Domain
detected Domain: dataset.id

XIOC detected Domain: dataset.id

extracted_from_files

Security Analysis Summary

Security Analysis Overview

Category Tabs for Google Keep™ is a Firefox Add-ons extension published by Jeurissen Apps. Version 20.13.1 has been analyzed by the Risky Plugins security platform, receiving a risk score of 55.6/100 (MEDIUM risk) based on 129 security findings.

Risk Assessment

This extension presents moderate security risk. Several findings were detected that may warrant attention. Users should carefully review the permissions and findings before installation.

Findings Breakdown

  • High: 44 finding(s)
  • Medium: 85 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

Category Tabs for Google Keep™ is published by Jeurissen Apps on the Firefox Add-ons marketplace. The extension has approximately 321 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