@huskyhacks@infosec.exchange | Matt | HuskyHacks Profile picture
infosec's little brother | the blue teamer's red teamer | Principal Sec Researcher & Red Teamer | 🎯 OffensiveNotion co-dev | PMAT creator | Cosmo + Kiki's dad

Jan 18, 2022, 5 tweets

🧵Notion for malware delivery🦠

WhisperGate's Discord CDN hosted malware had me thinking, what other common desktop apps have similar file embed/retrieval capabilities?

How about my favorite notetaking app, Notion?

1- Embed your payload. I'm using a Covenant Grunt HTA

2- Running a web proxy of your choice, click to download the HTA you just embedded. Intercept this request and find the GET request to the AWS S3 resource for this file

3- This link is now your phishing/social engineering method. Deck it out with tradecraft (shorten it, come up with a good pretext, get creative)

Once the target clicks on this link, you have a file-less payload delivery mechanism coming from a high trust domain, S3 AWS

4- 😈

good news, red teamers!

@NotionHQ's response to this was that this is intended functionality that a resource, regardless of access rights, is available to anyone for 24 hours if they have this link. So you now have an engine for unlimited high-trust (S3 AWS!) payload links

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