# 2020 Defenit CTF - What Browser do I use >###### tags: `forensics` >[name=whysw@PLUS] ## Attachments - problem - [Image](https://drive.google.com/drive/folders/1oQYvJnbOou5TUXaV1ApoQnP6S_Vj8pbI) ## Challenge Find the version of the hacker's default browser! ## Solution ### Find default browser using FTK imager, found `/Users/secre/NTUSER.DAT` using registry viewer, found that `/Software/Microsoft/Windows/Shell/Associations/UrlAssociations/http/UserChoice/ProgId` is **`ChromeHTML`**. --- ### Find the version of Chrome using FTK imager, found `/Program Files (x86)/Google/Chrome/Application/83.0.4103.61` folder. send `83.0.4103.61` to server and got the flag. FLAG : `Defenit{Th1s_15_Chr0m3_Br0w53r!!}`
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whysw
web hacker PLUS@POSTECH
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