Is "Extension" on Firefox Add-ons Safe to Install?
Risk Assessment
Analyzed199 security findings detected across all analyzers
Firefox extension requesting 2 permissions
Severity Breakdown
Finding Categories
YARA Rules Matched
7 rulesRequested Permissions
2 permissionsDetailed Findings
8 totalYARA Rule Matches
7 rulesIndicators of Compromise
Network indicators, suspicious strings, and potential IoCs extracted during analysis
All Indicators · 191
detected IP: :: XIOC detected IP: ::
extracted_from_files
detected Domain: window.open XIOC detected Domain: window.open
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detected URL: http://example.com:80x/ XIOC detected URL: http://example.com:80x/
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detected URL: https://bugs.webkit.org/show_bug.cgi?id=137337 XIOC detected URL: https://bugs.webkit.org/show_bug.cgi?id=137337
extracted_from_files
detected URL: https://bugs.webkit.org/show_bug.cgi?id=29084 XIOC detected URL: https://bugs.webkit.org/show_bug.cgi?id=29084
extracted_from_files
detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=589347 XIOC detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=589347
extracted_from_files
detected URL: https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon XIOC detected URL: https://github.com/jrburke/requirejs/wiki/Updating-existing-libraries#wiki-anon
extracted_from_files
detected URL: https://github.com/jquery/jquery/pull/557) XIOC detected URL: https://github.com/jquery/jquery/pull/557)
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detected URL: https://docs.google.com/* XIOC detected URL: https://docs.google.com/*
extracted_from_files
detected URL: https://html.spec.whatwg.org/multipage/syntax.html#attributes-2 XIOC detected URL: https://html.spec.whatwg.org/multipage/syntax.html#attributes-2
extracted_from_files
detected URL: https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ XIOC detected URL: https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
extracted_from_files
detected URL: https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace XIOC detected URL: https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace
extracted_from_files
detected URL: https://html.spec.whatwg.org/#strip-and-collapse-whitespace XIOC detected URL: https://html.spec.whatwg.org/#strip-and-collapse-whitespace
extracted_from_files
detected URL: https://bugzilla.mozilla.org/show_bug.cgi?id=687787 XIOC detected URL: https://bugzilla.mozilla.org/show_bug.cgi?id=687787
extracted_from_files
detected URL: http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order XIOC detected URL: http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order
extracted_from_files
detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=449857 XIOC detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=449857
extracted_from_files
detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=470258 XIOC detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=470258
extracted_from_files
detected URL: https://github.com/eslint/eslint/issues/3229 XIOC detected URL: https://github.com/eslint/eslint/issues/3229
extracted_from_files
detected URL: https://connect.microsoft.com/IE/feedback/details/1736512/ XIOC detected URL: https://connect.microsoft.com/IE/feedback/details/1736512/
extracted_from_files
detected URL: https://jsperf.com/getall-vs-sizzle/2 XIOC detected URL: https://jsperf.com/getall-vs-sizzle/2
extracted_from_files
detected URL: https://drafts.csswg.org/cssom/#resolved-values XIOC detected URL: https://drafts.csswg.org/cssom/#resolved-values
extracted_from_files
detected URL: https://developer.mozilla.org/en-US/docs/CSS/display XIOC detected URL: https://developer.mozilla.org/en-US/docs/CSS/display
extracted_from_files
detected URL: https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ XIOC detected URL: https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/
extracted_from_files
detected URL: https://promisesaplus.com/#point-75 XIOC detected URL: https://promisesaplus.com/#point-75
extracted_from_files
detected URL: https://promisesaplus.com/#point-64 XIOC detected URL: https://promisesaplus.com/#point-64
extracted_from_files
detected URL: https://promisesaplus.com/#point-61 XIOC detected URL: https://promisesaplus.com/#point-61
extracted_from_files
detected URL: https://promisesaplus.com/#point-57 XIOC detected URL: https://promisesaplus.com/#point-57
extracted_from_files
detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=378607 XIOC detected URL: https://bugs.chromium.org/p/chromium/issues/detail?id=378607
extracted_from_files
detected URL: https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click XIOC detected URL: https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click
extracted_from_files
detected URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html XIOC detected URL: https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html
extracted_from_files
detected URL: http://www.w3.org/TR/selectors/#pseudo-classes XIOC detected URL: http://www.w3.org/TR/selectors/#pseudo-classes
extracted_from_files
detected URL: http://www.w3.org/TR/selectors/#lang-pseudo XIOC detected URL: http://www.w3.org/TR/selectors/#lang-pseudo
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detected URL: http://www.w3.org/TR/selectors/#empty-pseudo XIOC detected URL: http://www.w3.org/TR/selectors/#empty-pseudo
extracted_from_files
detected URL: https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx XIOC detected URL: https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
extracted_from_files
detected URL: https://promisesaplus.com/#point-59 XIOC detected URL: https://promisesaplus.com/#point-59
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detected URL: https://promisesaplus.com/#point-48 XIOC detected URL: https://promisesaplus.com/#point-48
extracted_from_files
detected URL: https://promisesaplus.com/#point-54 XIOC detected URL: https://promisesaplus.com/#point-54
extracted_from_files
detected URL: https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled XIOC detected URL: https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled
extracted_from_files
detected URL: https://bugs.jquery.com/ticket/13378 XIOC detected URL: https://bugs.jquery.com/ticket/13378
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detected URL: https://bugs.jquery.com/ticket/12359 XIOC detected URL: https://bugs.jquery.com/ticket/12359
extracted_from_files
detected URL: https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section XIOC detected URL: https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
extracted_from_files
detected URL: http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked XIOC detected URL: http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
extracted_from_files
detected URL: https://bugs.webkit.org/show_bug.cgi?id=136851 XIOC detected URL: https://bugs.webkit.org/show_bug.cgi?id=136851
extracted_from_files
detected URL: https://github.com/jquery/sizzle/pull/225 XIOC detected URL: https://github.com/jquery/sizzle/pull/225
extracted_from_files
detected URL: http://www.w3.org/TR/selectors/#attribute-selectors XIOC detected URL: http://www.w3.org/TR/selectors/#attribute-selectors
extracted_from_files
detected URL: http://www.w3.org/TR/CSS21/syndata.html#escaped-characters XIOC detected URL: http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
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detected URL: https://drafts.csswg.org/cssom/#common-serializing-idioms XIOC detected URL: https://drafts.csswg.org/cssom/#common-serializing-idioms
extracted_from_files
detected URL: https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled XIOC detected URL: https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled
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detected Domain: qualifier.call XIOC detected Domain: qualifier.call
extracted_from_files
detected URL: https://html.spec.whatwg.org/multipage/forms.html#category-listed XIOC detected URL: https://html.spec.whatwg.org/multipage/forms.html#category-listed
extracted_from_files
detected URL: https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled XIOC detected URL: https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled
extracted_from_files
detected URL: https://sizzlejs.com/ XIOC detected URL: https://sizzlejs.com/
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detected URL: https://jquery.org/license XIOC detected URL: https://jquery.org/license
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detected URL: https://github.com/eslint/eslint/issues/6125 XIOC detected URL: https://github.com/eslint/eslint/issues/6125
extracted_from_files
detected URL: http://jquery.org/license XIOC detected URL: http://jquery.org/license
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detected URL: https://jsperf.com/thor-indexof-vs-for/5 XIOC detected URL: https://jsperf.com/thor-indexof-vs-for/5
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detected URL: http://www.w3.org/TR/css3-selectors/#whitespace XIOC detected URL: http://www.w3.org/TR/css3-selectors/#whitespace
extracted_from_files
detected URL: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier XIOC detected URL: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
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detected URL: http://purl.org/dc/elements/1.1/ XIOC detected URL: http://purl.org/dc/elements/1.1/
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detected URL: http://ns.adobe.com/photoshop/1.0/ XIOC detected URL: http://ns.adobe.com/photoshop/1.0/
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detected URL: http://ns.adobe.com/xap/1.0/mm/ XIOC detected URL: http://ns.adobe.com/xap/1.0/mm/
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detected URL: http://ns.adobe.com/xap/1.0/sType/ResourceEvent# XIOC detected URL: http://ns.adobe.com/xap/1.0/sType/ResourceEvent#
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detected URL: http://ns.adobe.com/tiff/1.0/ XIOC detected URL: http://ns.adobe.com/tiff/1.0/
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detected URL: http://ns.adobe.com/exif/1.0/ XIOC detected URL: http://ns.adobe.com/exif/1.0/
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detected URL: https://jquery.com/ XIOC detected URL: https://jquery.com/
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detected Domain: offset.top XIOC detected Domain: offset.top
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detected Domain: jquery.now XIOC detected Domain: jquery.now
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detected Domain: docs.google.com XIOC detected Domain: docs.google.com
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detected URL: http://addons.mozilla.org/ca/crl.pem0N XIOC detected URL: http://addons.mozilla.org/ca/crl.pem0N
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detected URL: http://www.w3.org/1999/02/22-rdf-syntax-ns# XIOC detected URL: http://www.w3.org/1999/02/22-rdf-syntax-ns#
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detected URL: http://ns.adobe.com/xap/1.0/ XIOC detected URL: http://ns.adobe.com/xap/1.0/
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detected Domain: options.call XIOC detected Domain: options.call
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detected Domain: options.top XIOC detected Domain: options.top
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detected Domain: props.top XIOC detected Domain: props.top
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detected Domain: curoffset.top XIOC detected Domain: curoffset.top
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detected Domain: options.using.call XIOC detected Domain: options.using.call
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detected Domain: rect.top XIOC detected Domain: rect.top
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detected Domain: parentoffset.top XIOC detected Domain: parentoffset.top
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detected Domain: jqxhr.fail XIOC detected Domain: jqxhr.fail
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detected Domain: response.data XIOC detected Domain: response.data
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detected Domain: html.call XIOC detected Domain: html.call
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detected Domain: wrap.map XIOC detected Domain: wrap.map
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detected Domain: xhr.open XIOC detected Domain: xhr.open
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detected Domain: options.data XIOC detected Domain: options.data
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detected Domain: curposition.top XIOC detected Domain: curposition.top
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detected Domain: elem.name XIOC detected Domain: elem.name
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detected Domain: s.data XIOC detected Domain: s.data
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detected Domain: example.com XIOC detected Domain: example.com
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detected Domain: originanchor.host XIOC detected Domain: originanchor.host
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detected Domain: urlanchor.host XIOC detected Domain: urlanchor.host
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detected Domain: s.global XIOC detected Domain: s.global
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detected Domain: s.beforesend.call XIOC detected Domain: s.beforesend.call
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detected Domain: jquery.fx.off XIOC detected Domain: jquery.fx.off
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detected Domain: opt.old.call XIOC detected Domain: opt.old.call
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detected Domain: hooks.stop.call XIOC detected Domain: hooks.stop.call
extracted_from_files
detected MD5 Hash: 05828d0f3c6fa57da094c882132407c8 XIOC detected MD5 Hash: 05828d0f3c6fa57da094c882132407c8
extracted_from_files
detected Domain: blindsignals.com XIOC detected Domain: blindsignals.com
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detected Domain: fluidproject.org XIOC detected Domain: fluidproject.org
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detected Domain: this.name XIOC detected Domain: this.name
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detected Domain: div.style XIOC detected Domain: div.style
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detected Domain: this.now XIOC detected Domain: this.now
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detected Domain: this.options.step.call XIOC detected Domain: this.options.step.call
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detected Domain: tween.elem.style XIOC detected Domain: tween.elem.style
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detected Domain: tween.now XIOC detected Domain: tween.now
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detected Domain: animation.opts.start.call XIOC detected Domain: animation.opts.start.call
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detected Domain: animation.opts.fail XIOC detected Domain: animation.opts.fail
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detected Domain: date.now XIOC detected Domain: date.now
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detected Domain: this.off XIOC detected Domain: this.off
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detected Domain: pdataold.events XIOC detected Domain: pdataold.events
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detected Domain: pdatacur.events XIOC detected Domain: pdatacur.events
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detected Domain: data.events XIOC detected Domain: data.events
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detected Domain: this.map XIOC detected Domain: this.map
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detected Domain: divstyle.top XIOC detected Domain: divstyle.top
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detected Domain: event.data XIOC detected Domain: event.data
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detected Domain: handleobj.data XIOC detected Domain: handleobj.data
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detected Domain: special.postdispatch.call XIOC detected Domain: special.postdispatch.call
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detected Domain: event.target XIOC detected Domain: event.target
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detected Domain: this.click XIOC detected Domain: this.click
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detected Domain: this.target XIOC detected Domain: this.target
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detected Domain: src.target XIOC detected Domain: src.target
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detected Domain: special.setup.call XIOC detected Domain: special.setup.call
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detected Domain: special.add.call XIOC detected Domain: special.add.call
extracted_from_files
detected Domain: jquery.event.global XIOC detected Domain: jquery.event.global
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detected Domain: special.remove.call XIOC detected Domain: special.remove.call
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detected Domain: special.teardown.call XIOC detected Domain: special.teardown.call
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detected Domain: special.predispatch.call XIOC detected Domain: special.predispatch.call
extracted_from_files
detected Domain: jquery.event.handlers.call XIOC detected Domain: jquery.event.handlers.call
extracted_from_files
detected Domain: hooks.empty.fire XIOC detected Domain: hooks.empty.fire
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detected Domain: elem.style XIOC detected Domain: elem.style
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detected Domain: jquery.style XIOC detected Domain: jquery.style
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detected Domain: this.show XIOC detected Domain: this.show
extracted_from_files
detected Domain: wrapmap.th XIOC detected Domain: wrapmap.th
extracted_from_files
detected Domain: wrapmap.td XIOC detected Domain: wrapmap.td
extracted_from_files
detected Domain: elemdata.events XIOC detected Domain: elemdata.events
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detected Domain: handlers.fire XIOC detected Domain: handlers.fire
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detected Domain: func.call XIOC detected Domain: func.call
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detected Domain: error.name XIOC detected Domain: error.name
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detected Domain: fn.call XIOC detected Domain: fn.call
extracted_from_files
detected Domain: bulk.call XIOC detected Domain: bulk.call
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detected Domain: value.call XIOC detected Domain: value.call
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detected Domain: key.map XIOC detected Domain: key.map
extracted_from_files
detected Domain: pop.call XIOC detected Domain: pop.call
extracted_from_files
detected Domain: sizzle.select XIOC detected Domain: sizzle.select
extracted_from_files
detected Domain: finish.call XIOC detected Domain: finish.call
extracted_from_files
detected Domain: method.call XIOC detected Domain: method.call
extracted_from_files
detected Domain: deferred.fail XIOC detected Domain: deferred.fail
extracted_from_files
detected Domain: then.call XIOC detected Domain: then.call
extracted_from_files
detected Domain: promise.fail XIOC detected Domain: promise.fail
extracted_from_files
detected Domain: indexof.call XIOC detected Domain: indexof.call
extracted_from_files
detected Domain: jquery.support XIOC detected Domain: jquery.support
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detected Domain: elem.id XIOC detected Domain: elem.id
extracted_from_files
detected Domain: sizzle.support XIOC detected Domain: sizzle.support
extracted_from_files
detected Domain: subwindow.top XIOC detected Domain: subwindow.top
extracted_from_files
detected Domain: matches.call XIOC detected Domain: matches.call
extracted_from_files
detected Domain: combinator.next XIOC detected Domain: combinator.next
extracted_from_files
detected Domain: fntostring.call XIOC detected Domain: fntostring.call
extracted_from_files
detected Domain: tostring.call XIOC detected Domain: tostring.call
extracted_from_files
detected Domain: slice.call XIOC detected Domain: slice.call
extracted_from_files
detected Domain: jquery.map XIOC detected Domain: jquery.map
extracted_from_files
detected Domain: callback.call XIOC detected Domain: callback.call
extracted_from_files
detected Domain: hasown.call XIOC detected Domain: hasown.call
extracted_from_files
detected Domain: push.call XIOC detected Domain: push.call
extracted_from_files
detected Domain: bugs.chromium.org XIOC detected Domain: bugs.chromium.org
extracted_from_files
detected Domain: connect.microsoft.com XIOC detected Domain: connect.microsoft.com
extracted_from_files
detected Domain: developer.mozilla.org XIOC detected Domain: developer.mozilla.org
extracted_from_files
detected Domain: web.archive.org XIOC detected Domain: web.archive.org
extracted_from_files
detected Domain: infra.spec.whatwg.org XIOC detected Domain: infra.spec.whatwg.org
extracted_from_files
detected Domain: bugzilla.mozilla.org XIOC detected Domain: bugzilla.mozilla.org
extracted_from_files
detected Domain: asp.net XIOC detected Domain: asp.net
extracted_from_files
detected Domain: jsperf.com XIOC detected Domain: jsperf.com
extracted_from_files
detected Domain: drafts.csswg.org XIOC detected Domain: drafts.csswg.org
extracted_from_files
detected Domain: html.spec.whatwg.org XIOC detected Domain: html.spec.whatwg.org
extracted_from_files
detected Domain: bugs.jquery.com XIOC detected Domain: bugs.jquery.com
extracted_from_files
detected Domain: msdn.microsoft.com XIOC detected Domain: msdn.microsoft.com
extracted_from_files
detected Domain: bugs.webkit.org XIOC detected Domain: bugs.webkit.org
extracted_from_files
detected Domain: promisesaplus.com XIOC detected Domain: promisesaplus.com
extracted_from_files
detected Domain: www.w3.org XIOC detected Domain: www.w3.org
extracted_from_files
detected Domain: ns.adobe.com XIOC detected Domain: ns.adobe.com
extracted_from_files
detected Domain: purl.org XIOC detected Domain: purl.org
extracted_from_files
detected Domain: jquery.com XIOC detected Domain: jquery.com
extracted_from_files
detected Domain: sizzlejs.com XIOC detected Domain: sizzlejs.com
extracted_from_files
detected Domain: jquery.org XIOC detected Domain: jquery.org
extracted_from_files
detected Domain: github.com XIOC detected Domain: github.com
extracted_from_files
detected IP: 2.3.3.1 XIOC detected IP: 2.3.3.1
extracted_from_files
detected Domain: signingca1.addons.mozilla.org XIOC detected Domain: signingca1.addons.mozilla.org
extracted_from_files
detected Domain: mozilla.com XIOC detected Domain: mozilla.com
extracted_from_files
detected Domain: addons.mozilla.org XIOC detected Domain: addons.mozilla.org
extracted_from_files
detected Domain: content-signature.mozilla.org XIOC detected Domain: content-signature.mozilla.org
extracted_from_files
detected Domain: t9b36951136fc6f06d6446cc1eb6062dd.05828d0f3c6fa57da094c882132407c8.addons.mozilla.org XIOC detected Domain: t9b36951136fc6f06d6446cc1eb6062dd.05828d0f3c6fa57da094c882132407c8.addons.mozilla.org
extracted_from_files
detected URL: https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled XIOC detected URL: https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled
extracted_from_files
Security Analysis Summary
Security Analysis Overview
This extension is a Firefox Add-ons extension published by Tabrisius. Version 1.2.1 has been analyzed by the Risky Plugins security platform, receiving a risk score of 50.46/100 (MEDIUM risk) based on 199 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: 192 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
This extension is published by Tabrisius on the Firefox Add-ons marketplace. The extension has approximately 6 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.
Source Code Not Available
Source code is not available for this version of the extension.
Frequently Asked Questions
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