Security Alert: Confirmed Malware

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

CRITICAL RISKRemoved from Chrome Web Store

Flowsurf

ID: ldghelicfokhcjkcmdhagcchhhkkaonb

Could be malicious

Supported Languages

🇧🇷Brazilian Portuguese

🇹🇼Chinese (Traditional)

🇩🇰Danish

🇺🇸English

🇫🇮Finnish

🇫🇷French

🇩🇪German

🇮🇹Italian

🇳🇴Norwegian

🇪🇸Spanish

🇸🇪Swedish

Extension Info & Metadata

Status

Removed

Version

3.0.4

Size

0.04 MB

Rating

4.8/5

Reviews

1,834

Users

100,000

Type

Extension

Updated

Nov 3, 2021

Publisher Contextual Analysis

Author: FlowsurfView 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

100,000

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Adds on Google a night mode, zoom buttons, side pager and additional results.

This extension adds on Google search page results the full set of Flowsurf's features : additional sponsored results, zoom buttons, change to dark theme for night and a side pager. You can easily identify our sponsored results with the label "Ads by Flowsurf". They are available for some countries only, please find the list on our website: https://getflowsurf.net/countries/ You can at any time pause a feature by switching it off after you click on the extension icon.

User Growth

No data available

No user growth data available for this extension

Rating Count

No data available

No rating count data available for this extension

Average Rating

No data available

No rating data available for this extension

Extracted Data

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By severity

Critical0

High5

Medium1

Low0

Versions scanned

Showing 1 of 2 scanned versions with more than one unique finding. Counts are unique findings that include each version.

Extension Version	Code Review Findings
3.0.4 Code review	6

Extension Version	Code Review Findings
3.0.4	6

Files with findings

2 distinct paths — top paths by unique finding count:

background.js3
features.js3

S.No.	Category	Severity	File	Summary	Found in Version
1	Code Injection	high	features.js (line 160)	The extension fetches arbitrary HTML from a remote server and injects it into the Google search results page via innerHTML and DOM insertion at the top of the center column (#center_col). This is a classic SERP ad/con…	3.0.4
2	Data Exfiltration	high	features.js (line 237)	The extension exfiltrates every Google search query the user makes to a remote third-party server (www.flowsurfv3.net) along with extension ID, install_time and cohort fingerprinting identifiers, using withCredentials…	3.0.4
3	Tracking	high	features.js (line 195)	Injects a 1x1 tracking pixel to search.yahoo.com and xmlp.search.yahoo.com carrying the referrer, full current URL, a ysid session identifier and traffic_source taken from the remotely delivered HTML. This acts as a c…	3.0.4
4	Tracking	high	background.js (line 33)	On install, the extension calls sloeri.com with credentials:'include' (sending any cookies the user has for that domain) and stores the server-returned string as a persistent 'cohort' identifier synced across all the …	3.0.4
5	Unauthorized Data Collection	high	background.js (line 15)	All extension events (including every user search keyword, passed via feature='search' from features.js) are forwarded to a third-party domain sloeri.com with persistent cohort and install_time fingerprinting identifi…	3.0.4
6	Tracking	medium	background.js (line 1)	On uninstall, opens a URL containing the user's cohort tracking ID and install_time to the operator's server, enabling the operator to correlate the uninstall event with the user's previous tracked sessions.	3.0.4

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URLs

199

IPv4

IPv6

URLs

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

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getflowsurf.net	/extension-uninstall.php	https://getflowsurf.net/extension-uninstall.php?extid=
sloeri.com	/track/evt.php	https://sloeri.com/track/evt.php?extid=
sloeri.com	/track/install.php	https://sloeri.com/track/install.php?extid=
sloeri.com	/track/cohort.php	https://sloeri.com/track/cohort.php?extid=
getflowsurf.net	/extension-installed.php	https://getflowsurf.net/extension-installed.php?extid=
www.w3.org	/2000/svg	http://www.w3.org/2000/svg
clients2.google.com	/service/update2/crx	https://clients2.google.com/service/update2/crx
www.google.com	/*	https://www.google.com/*
www.google.ad	/*	https://www.google.ad/*
www.google.ae	/*	https://www.google.ae/*

Showing 1 to 10 of 200 rows

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No IP addresses found

4.6 out of 5 · 10 most recent reviews

Text reviews

Positive

Negative

very help full....thank you...

Basweshwar Deshmane·22 Oct 2021

my favourate it is oursome

ANJU MEENA·17 Oct 2021

ant hello

Jazmín yuri Ttito benites·27 Sept 2021

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

Flowsurf

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 2 Versions6

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 Growth

Rating Count

Average Rating

User Reviews