72 lines
1.7 KiB
YAML
72 lines
1.7 KiB
YAML
id: postmessage-tracker
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info:
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name: Postmessage Tracker
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author: pdteam
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severity: info
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reference:
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- https://github.com/vinothsparrow/iframe-broker/blob/main/static/script.js
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tags: headless,postmessage
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headless:
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- steps:
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- action: setheader
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args:
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part: response
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key: Content-Security-Policy
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value: "default-src * 'unsafe-inline' 'unsafe-eval' data: blob:;"
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- action: script
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args:
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hook: true
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code: |
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() => {
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window.alerts = [];
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logger = found => window.alerts.push(found);
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function getStackTrace() {
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var stack;
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try {
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throw new Error('');
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} catch (error) {
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stack = error.stack || '';
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}
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stack = stack.split('\n').map(line => line.trim());
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return stack.splice(stack[0] == 'Error' ? 2 : 1);
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}
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var oldListener = Window.prototype.addEventListener;
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Window.prototype.addEventListener = (type, listener, useCapture) => {
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if (type === 'message') {
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logger(getStackTrace());
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}
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return oldListener.apply(this, arguments);
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};
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}
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- args:
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url: "{{BaseURL}}"
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action: navigate
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- action: waitload
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- action: script
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name: alerts
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args:
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code: |
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() => { window.alerts }
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matchers:
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- type: word
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part: alerts
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words:
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- "at Window.addEventListener"
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extractors:
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- type: kval
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part: alerts
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kval:
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- alerts
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