Chrome Web Store
2Versions
1Code reviewed

Caution required

Suspicious in code review (v1.0.2.3)

Our reviewer found behaviour consistent with malware in version 1.0.2.3, but not enough to confirm it. Treat this extension as untrusted until it has been re-reviewed.

13 indicators in this extension

13 indicators
1 version analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

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What our analysis found

Encrypt Decrypt DOCX, XLSX, PPTX Files is rated caution by Extension Auditor. Our code review reported 1 finding (1 medium), led by other. It comes from a trusted publisher and was last updated in July 2023.

Key findings

  • Medium

    Other

    On first install (when ext_lastcheck is absent from localStorage), proc_check_data automatically opens the publisher's website ([domain withheld]) in a new tab after 700 ms without any user gesture. The extension is advertised as a file encryption tool but contains no encryption logic whatsoever; its sole runtime behaviour is to redirect the user to the publisher's site on install and to serve as a clickable shortcut thereafter. This is adware-style traffic-driving disguised as a utility extension.

Analyst notes

The extension claims to MS Office files but contains zero encryption or decryption code — the entire JavaScript payload is a tab-management utility library () and a background script () that opens the publisher's website ([domain withheld]) when the toolbar icon is clicked. More critically, proc_check_data() in automatically opens that URL in a new tab on first install without any user interaction, exhibiting adware-like behaviour. The chrome-stats score is low () and the destination is the publisher's own domain so there is no third-party data exfiltration, but the extension is fundamentally deceptive and the publisher has a 25% malicious rate across their portfolio.

Encrypt Decrypt DOCX, XLSX, PPTX Files

Encrypt Decrypt DOCX, XLSX, PPTX Files Chrome extension security report

ID: lnckclnjcmlkfnjjoicemhjolcldcnhd

Supported Languages

🇺🇸US English

Extension Info & Metadata

Status
Active
Version
1.0.2.4
Size
0.03 MB
Rating
5.0/5
Reviews
1
Users
248
Type
Extension
Updated
Jul 30, 2023
Category
Workflow & planning
Price
Free
Featured
No
Visibility
Listed
Mature
No
By Google
No
Trusted
Yes
This publisherTrack record
5extensions
1 no longer listed

Publisher Contextual Analysis

Trusted
Author
Smart Apps
MX records exist
Yes
Domain exists
Yes
Is disposable
No
Is role-based
No
Mailbox exists
Yes
Website
Visit
Extensions
5
Active
4
Obsolete
1
Listed
5
Unlisted
0
Users
4,643

Screenshots & videos

Screenshot 1

Install growth

Item
Type
Severity
Description
storage
Permission
Medium
This permission allows storing data locally in the browser. Rated Medium because it can persist sensitive user data, track user activities over time, and potentially store malicious payloads.

13 indicators in this extension

13 indicators
1 version analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
One-time payment · Secure checkout by Stripe

About this extension

Decrypt the encrypted MS Office files with password. It also supports the ability to put a password on docx, xlsx, pptx files.

Read the publisher’s full description

This extension allows you to decrypt the encrypted MS Office files with password. You can remove password from Office files with a password you remember. It also supports the ability to put a password on docx, xlsx, pptx files. Protect the contents of your files with an office password. It is easy to use, With just a few clicks, you can get the encrypted/decrypted file, and Download this file from your browser directly. You can open a docx, xlsx, pptx, doc, xls, ppt file from local computer, Google Drive, Dropbox, and Box.

User reviews

Extension files

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URLs
6
IPv4
2

URLs

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No URLs found
No IP addresses found

13 indicators in this extension

13 indicators
1 version analysed

Every finding is verified by a security analyst. Unlock the code evidence, indicators and version history.

Unlock this report — $4.99Start 7-day trial — all reports
One-time payment · Secure checkout by Stripe
Version
Size
Verdict
Findings
Permhash
1.0.2.3
Latest
0.03 MBCaution0N/A
1.0.2.4
0.03 MBNot scanned—
49a25f9feefaffecad0fcd30c50dc9331cff8b55ece53def6285c09e17e6f5d7
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Code Diff

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0 changed files detected

No comparable text files found between these versions.

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