Is "JMU forward" on Chrome Web Store Safe to Install?

[email protected] · chrome · v1.0

JMU is a simple music forward button on Music Unlimited. source code: https://github.com/jojonki/ChromeExtensions/tree/master/extentions - Related extensions JMU back https://chrome.google.com/webstore/detail/bbcnngnphijmmdbfnnnmbepomhleghgk JMU playOrStop https://chrome.google.com/webstore/detail/jgbdekbnglopnljjcdacpbkfdmkkfnjh JMU twitter https://chrome.google.com/webstore/detail/hhgcpjmggkefjpifmaocbikbnlogchjd

Risk Assessment

Analyzed
51.58
out of 100
MEDIUM

105 security findings detected across all analyzers

Chrome extension requesting 2 permissions

Severity Breakdown

0
Critical
7
High
98
Medium
0
Low
0
Info

Finding Categories

7
Malware Signatures
96
IoC Indicators

YARA Rules Matched

6 rules(7 hits)
postinstall system command postinstall crypto operations postinstall obfuscation postinstall file manipulation postinstall network communication NoUseWeakRandom

Requested Permissions

2 permissions
tabs
Medium
https://music.sonyentertainmentnetwork.com/*
Low

About This Extension

JMU is a simple music forward button on Music Unlimited. source code: https://github.com/jojonki/ChromeExtensions/tree/master/extentions - Related extensions JMU back https://chrome.google.com/webstore/detail/bbcnngnphijmmdbfnnnmbepomhleghgk JMU playOrStop https://chrome.google.com/webstore/detail/jgbdekbnglopnljjcdacpbkfdmkkfnjh JMU twitter https://chrome.google.com/webstore/detail/hhgcpjmggkefjpifmaocbikbnlogchjd

Detailed Findings

8 total

YARA Rule Matches

6 rules

Indicators of Compromise

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

URLs
2
IP Addresses
1
Domains
93
Strings
96

All Indicators · 96

Domain
detected Domain: bg.th

XIOC detected Domain: bg.th

extracted_from_files

Domain
detected Domain: h.data

XIOC detected Domain: h.data

extracted_from_files

Domain
detected Domain: clients2.google.com

XIOC detected Domain: clients2.google.com

extracted_from_files

URL
detected URL: https://music.sonyentertainmentnetwork.com/*

XIOC detected URL: https://music.sonyentertainmentnetwork.com/*

extracted_from_files

URL
detected URL: http://clients2.google.com/service/update2/crx

XIOC detected URL: http://clients2.google.com/service/update2/crx

extracted_from_files

Domain
detected Domain: k.top

XIOC detected Domain: k.top

extracted_from_files

Domain
detected Domain: b.top-g.top

XIOC detected Domain: b.top-g.top

extracted_from_files

Domain
detected Domain: b.using.call

XIOC detected Domain: b.using.call

extracted_from_files

Domain
detected Domain: c.top

XIOC detected Domain: c.top

extracted_from_files

Domain
detected Domain: c.top-d.top

XIOC detected Domain: c.top-d.top

extracted_from_files

Domain
detected Domain: b.style

XIOC detected Domain: b.style

extracted_from_files

Domain
detected Domain: music.sonyentertainmentnetwork.com

XIOC detected Domain: music.sonyentertainmentnetwork.com

extracted_from_files

Domain
detected Domain: h.style

XIOC detected Domain: h.style

extracted_from_files

Domain
detected Domain: i.show

XIOC detected Domain: i.show

extracted_from_files

Domain
detected Domain: a.now

XIOC detected Domain: a.now

extracted_from_files

Domain
detected Domain: a.elem.style

XIOC detected Domain: a.elem.style

extracted_from_files

Domain
detected Domain: d.top

XIOC detected Domain: d.top

extracted_from_files

Domain
detected Domain: l.top

XIOC detected Domain: l.top

extracted_from_files

Domain
detected Domain: b.top

XIOC detected Domain: b.top

extracted_from_files

Domain
detected Domain: f.fx.off

XIOC detected Domain: f.fx.off

extracted_from_files

Domain
detected Domain: d.old.call

XIOC detected Domain: d.old.call

extracted_from_files

Domain
detected Domain: this.options.step.call

XIOC detected Domain: this.options.step.call

extracted_from_files

Domain
detected Domain: this.now

XIOC detected Domain: this.now

extracted_from_files

Domain
detected Domain: this.elem.style

XIOC detected Domain: this.elem.style

extracted_from_files

Domain
detected Domain: g.style.top

XIOC detected Domain: g.style.top

extracted_from_files

Domain
detected Domain: this.options.show

XIOC detected Domain: this.options.show

extracted_from_files

Domain
detected Domain: d.global

XIOC detected Domain: d.global

extracted_from_files

Domain
detected Domain: d.beforesend.call

XIOC detected Domain: d.beforesend.call

extracted_from_files

Domain
detected Domain: b.data

XIOC detected Domain: b.data

extracted_from_files

Domain
detected Domain: a.global

XIOC detected Domain: a.global

extracted_from_files

Domain
detected Domain: h.open

XIOC detected Domain: h.open

extracted_from_files

Domain
detected Domain: d.style

XIOC detected Domain: d.style

extracted_from_files

Domain
detected Domain: b.complete.call

XIOC detected Domain: b.complete.call

extracted_from_files

Domain
detected Domain: this.map

XIOC detected Domain: this.map

extracted_from_files

Domain
detected Domain: b.events

XIOC detected Domain: b.events

extracted_from_files

Domain
detected Domain: f.style

XIOC detected Domain: f.style

extracted_from_files

Domain
detected Domain: this.name

XIOC detected Domain: this.name

extracted_from_files

Domain
detected Domain: b.name

XIOC detected Domain: b.name

extracted_from_files

Domain
detected Domain: v.fail

XIOC detected Domain: v.fail

extracted_from_files

Domain
detected Domain: d.data

XIOC detected Domain: d.data

extracted_from_files

Domain
detected Domain: e.id

XIOC detected Domain: e.id

extracted_from_files

Domain
detected Domain: o.filter.id

XIOC detected Domain: o.filter.id

extracted_from_files

Domain
detected Domain: i.id

XIOC detected Domain: i.id

extracted_from_files

Domain
detected Domain: p.call

XIOC detected Domain: p.call

extracted_from_files

IP
detected IP: ::

XIOC detected IP: ::

extracted_from_files

Domain
detected Domain: bg.td

XIOC detected Domain: bg.td

extracted_from_files

Domain
detected Domain: b.map

XIOC detected Domain: b.map

extracted_from_files

Domain
detected Domain: i.postdispatch.call

XIOC detected Domain: i.postdispatch.call

extracted_from_files

Domain
detected Domain: a.target

XIOC detected Domain: a.target

extracted_from_files

Domain
detected Domain: f.event.dispatch.call

XIOC detected Domain: f.event.dispatch.call

extracted_from_files

Domain
detected Domain: this.off

XIOC detected Domain: this.off

extracted_from_files

Domain
detected Domain: this.click

XIOC detected Domain: this.click

extracted_from_files

Domain
detected Domain: array.prototype.slice.call

XIOC detected Domain: array.prototype.slice.call

extracted_from_files

Domain
detected Domain: o.find.id

XIOC detected Domain: o.find.id

extracted_from_files

Domain
detected Domain: p.teardown.call

XIOC detected Domain: p.teardown.call

extracted_from_files

Domain
detected Domain: c.target

XIOC detected Domain: c.target

extracted_from_files

Domain
detected Domain: slice.call

XIOC detected Domain: slice.call

extracted_from_files

Domain
detected Domain: i.predispatch.call

XIOC detected Domain: i.predispatch.call

extracted_from_files

Domain
detected Domain: n.is

XIOC detected Domain: n.is

extracted_from_files

Domain
detected Domain: c.data

XIOC detected Domain: c.data

extracted_from_files

Domain
detected Domain: s.data

XIOC detected Domain: s.data

extracted_from_files

Domain
detected Domain: f.support.style

XIOC detected Domain: f.support.style

extracted_from_files

Domain
detected Domain: f.attrhooks.style

XIOC detected Domain: f.attrhooks.style

extracted_from_files

Domain
detected Domain: c.id

XIOC detected Domain: c.id

extracted_from_files

Domain
detected Domain: s.setup.call

XIOC detected Domain: s.setup.call

extracted_from_files

Domain
detected Domain: s.add.call

XIOC detected Domain: s.add.call

extracted_from_files

Domain
detected Domain: f.event.global

XIOC detected Domain: f.event.global

extracted_from_files

Domain
detected Domain: p.remove.call

XIOC detected Domain: p.remove.call

extracted_from_files

Domain
detected Domain: j.call

XIOC detected Domain: j.call

extracted_from_files

Domain
detected Domain: e.fn.init.call

XIOC detected Domain: e.fn.init.call

extracted_from_files

Domain
detected Domain: i.call

XIOC detected Domain: i.call

extracted_from_files

Domain
detected Domain: f.support

XIOC detected Domain: f.support

extracted_from_files

Domain
detected Domain: e.options.show

XIOC detected Domain: e.options.show

extracted_from_files

Domain
detected Domain: this.data

XIOC detected Domain: this.data

extracted_from_files

Domain
detected Domain: f.map

XIOC detected Domain: f.map

extracted_from_files

Domain
detected Domain: a.call

XIOC detected Domain: a.call

extracted_from_files

Domain
detected Domain: c.call

XIOC detected Domain: c.call

extracted_from_files

Domain
detected Domain: d.call

XIOC detected Domain: d.call

extracted_from_files

Domain
detected Domain: a.eval.call

XIOC detected Domain: a.eval.call

extracted_from_files

Domain
detected Domain: g.call

XIOC detected Domain: g.call

extracted_from_files

Domain
detected Domain: e.call

XIOC detected Domain: e.call

extracted_from_files

Domain
detected Domain: h.call

XIOC detected Domain: h.call

extracted_from_files

Domain
detected Domain: b.call

XIOC detected Domain: b.call

extracted_from_files

Domain
detected Domain: h.fire

XIOC detected Domain: h.fire

extracted_from_files

Domain
detected Domain: f.data

XIOC detected Domain: f.data

extracted_from_files

Domain
detected Domain: e.fn.attr.call

XIOC detected Domain: e.fn.attr.call

extracted_from_files

Domain
detected Domain: h.id

XIOC detected Domain: h.id

extracted_from_files

Domain
detected Domain: f.call

XIOC detected Domain: f.call

extracted_from_files

Domain
detected Domain: e.map

XIOC detected Domain: e.map

extracted_from_files

Domain
detected Domain: jquery.com

XIOC detected Domain: jquery.com

extracted_from_files

Domain
detected Domain: jquery.org

XIOC detected Domain: jquery.org

extracted_from_files

Domain
detected Domain: f.now

XIOC detected Domain: f.now

extracted_from_files

Domain
detected Domain: a.style

XIOC detected Domain: a.style

extracted_from_files

Domain
detected Domain: g.events

XIOC detected Domain: g.events

extracted_from_files

Domain
detected Domain: h.events

XIOC detected Domain: h.events

extracted_from_files

Domain
detected Domain: btn.click

XIOC detected Domain: btn.click

extracted_from_files

Security Analysis Summary

Security Analysis Overview

JMU forward is a Chrome Web Store extension published by [email protected]. Version 1.0 has been analyzed by the Risky Plugins security platform, receiving a risk score of 51.58/100 (MEDIUM risk) based on 105 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: 7 finding(s)
  • Medium: 98 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

JMU forward is published by [email protected] on the Chrome Web Store marketplace. The extension has approximately 3 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