Is "Nitter Redirectx" on Firefox Add-ons Safe to Install?

rafael · firefox · v1.1

Redirects x.com/twitter.com links to Nitter

Risk Assessment

Analyzed
34.41
out of 100
LOW

23 security findings detected across all analyzers

Firefox extension requesting 5 permissions

Severity Breakdown

0
Critical
3
High
20
Medium
0
Low
0
Info

Finding Categories

3
Malware Signatures
18
IoC Indicators

YARA Rules Matched

3 rules
postinstall network communication postinstall environment access postinstall crypto operations

Requested Permissions

5 permissions
webRequest

Intercept, modify, and block all network requests

High
webRequestBlocking

Block network requests before they complete

High
storage
Low
*://*.x.com/*
Low
*://*.twitter.com/*
Low

Detailed Findings

3 total

YARA Rule Matches

3 rules

Indicators of Compromise

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

URLs
5
Domains
13
Strings
18

All Indicators · 18

Domain
detected Domain: signingca1.addons.mozilla.org

XIOC detected Domain: signingca1.addons.mozilla.org

extracted_from_files

URL
detected URL: https://github.com/zedeus/nitter

XIOC detected URL: https://github.com/zedeus/nitter

extracted_from_files

URL
detected URL: https://nitter.net

XIOC detected URL: https://nitter.net

extracted_from_files

URL
detected URL: https://xcancel.com

XIOC detected URL: https://xcancel.com

extracted_from_files

Hash
detected MD5 Hash: 61dce12375823c688bcc65b392c0c9d8

XIOC detected MD5 Hash: 61dce12375823c688bcc65b392c0c9d8

extracted_from_files

URL
detected Domain: url.search

XIOC detected Domain: url.search

extracted_from_files

Domain
detected Domain: www.x.com

XIOC detected Domain: www.x.com

extracted_from_files

Domain
detected Domain: www.twitter.com

XIOC detected Domain: www.twitter.com

extracted_from_files

Domain
detected Domain: github.com

XIOC detected Domain: github.com

extracted_from_files

Domain
detected Domain: nitter.net

XIOC detected Domain: nitter.net

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

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: t53c0fa1145fc69b78dd12586b63cd949.61dce12375823c688bcc65b392c0c9d8.addons.mozilla.org

XIOC detected Domain: t53c0fa1145fc69b78dd12586b63cd949.61dce12375823c688bcc65b392c0c9d8.addons.mozilla.org

extracted_from_files

Domain
detected Domain: x.com

XIOC detected Domain: x.com

extracted_from_files

Domain
detected Domain: twitter.com

XIOC detected Domain: twitter.com

extracted_from_files

Domain
detected Domain: xcancel.com

XIOC detected Domain: xcancel.com

extracted_from_files

Security Analysis Summary

Security Analysis Overview

Nitter Redirectx is a Firefox Add-ons extension published by rafael. Version 1.1 has been analyzed by the Risky Plugins security platform, receiving a risk score of 34.41/100 (LOW risk) based on 23 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: 3 finding(s)
  • Medium: 20 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

Nitter Redirectx is published by rafael on the Firefox Add-ons marketplace. The extension has approximately 44 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