Security Alert: Confirmed Malware

This extension was removed from the Chrome Web Store as malware. Do not install it.Extension: Page Ruler

CRITICAL RISKRemoved from Chrome Web Store

Page Ruler

ID: idhjfgkakeliobkfbijghiaklmiaheag

Could be malicious

Supported Languages

🇺🇸English

Extension Info & Metadata

Status

Removed

Version

2.0.0

Size

0.09 MB

Rating

1.3/5

Reviews

Users

54,686

Type

Extension

Updated

Jun 6, 2023

Publisher Contextual Analysis

Trusted

Author: Page RulerView Profile
MX records exist: Yes
Domain exists: Yes
Is disposable: No
Is role-based: No
Mailbox exists: Yes

Total Extensions

Active

Obsolete

Listed

Unlisted

Total Users

63,686

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Page Ruler is for measuring objects on web pages. Measure it width and height in pixels.

Page Ruler is popular app for measuring elements on web pages. Measure it width and height in pixels on any websites. Click the icon and draw ruler to get pixel dimensions. The color icon means the on mode for measuremen. The black and white icon means off. Thank you for installation and please give Page Ruler five stars!

User Growth

Showing data from Jan 01, 2022 to Jul 13, 2023

Versions

+0.59%(+319 users)

Compared to 3 months ago

3 versions released in this period

Rating Count

Total: 71 ratings

Average Rating

Current: 1.25 / 5.0-0.12

Extracted Data

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By severity

Critical3

High1

Medium0

Low0

Versions scanned

Showing 1 of 4 scanned versions with more than one unique finding. Counts are unique findings that include each version.

Extension Version	Code Review Findings
2.0.0 Code review	4

Extension Version	Code Review Findings
2.0.0	4

Files with findings

3 distinct paths — top paths by unique finding count:

background.js2
injected_content.js1
measureIt.js1

S.No.	Category	Severity	File	Summary	Found in Version
1	Code Injection	critical	measureIt.js (line 152)	The content script injects a helper page-context script, requests the remote 'tracking' code from the background (which fetched it from kwtepr.com), and forwards it via postMessage with type 'track' to the injected sc…	2.0.0
2	Remote Code Loading	critical	background.js (line 75)	The service worker fetches arbitrary JavaScript text from the attacker-controlled domain kwtepr.com (track.php) on startup and exposes it to content scripts via a runtime message. This is a remote code loading channel…	2.0.0
3	Remote Code Loading	critical	injected_content.js (line 1)	The page-context script receives 'track' messages and executes their 'code' payload by creating a <script> element with textContent set to the attacker-supplied string. Combined with background.js and measureIt.js thi…	2.0.0
4	Tracking	high	background.js (line 102)	On install the extension pings kwtepr.com/install.php, acting as a telemetry/activation beacon to notify the attacker-controlled server of each new infected user. This is unauthorized tracking unrelated to the stated …	2.0.0

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URLs

IPv4

IPv6

URLs

View the external URLs this extension communicates with to understand its network activity and data interactions.

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kwtepr.com	-	https://kwtepr.com/
jquery.com	-	http://jquery.com/
sizzlejs.com	-	http://sizzlejs.com/
jquery.org	/license	http://jquery.org/license
json.org	/json2.js	http://json.org/json2.js
weblogs.java.net	/blog/driscoll/archive/2009/09/08/eval-javascript-global-context	http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context
bugs.jquery.com	/ticket/12282	http://bugs.jquery.com/ticket/12282#comment:15
javascript.nwbox.com	/IEContentLoaded/	http://javascript.nwbox.com/IEContentLoaded/
perfectionkills.com	/detecting-event-support-without-browser-sniffing/	http://perfectionkills.com/detecting-event-support-without-browser-sniffing/
developer.mozilla.org	/en/Security/CSP	https://developer.mozilla.org/en/Security/CSP

Showing 1 to 10 of 40 rows

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No IP addresses found

1.0 out of 5 · 10 most recent reviews

Text reviews

Positive

Negative

لا ��عمل

Yosuf Gamal·20 Jun 2023

لا تعمل

Yosuf Gamal·20 Jun 2023

Its not working!

Jaros��aw Modrzycki·14 May 2023

Version History

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Code Diff

Compare extension code between any two versions.

0 changed files detected

No comparable text files found between these versions.

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Browse and explore files within this extension package

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Security Alert: Confirmed Malware

Page Ruler

Supported Languages

Extension Info & Metadata

Publisher Contextual Analysis

Chrome Web Store Metadata

About this extension

Analytics & Metrics

User Growth

Rating Count

Average Rating

Static Code Security Analysis

Extracted Data

Code Review Findings Summary Across 4 Versions4

Versions scanned

Files with findings

Extracted Indicators (URLs and IPs)

URLs

Contextual Analysis

User Reviews

Version History

Version-to-Version Code Diff

Code Diff

Extension Files

User Reviews

User Growth

Rating Count

Average Rating