Tag Archive for Router

[Repost] Reverse Engineering a D-Link Backdoor

All right. It’s Saturday night, I have no date, a two-liter bottle of Shasta and my all-Rush mix-tape…let’s hack.

On a whim I downloaded firmware v1.13 for the DIR-100 revA. Binwalk quickly found and extracted a SquashFS file system, and soon I had the firmware’s web server (/bin/webs) loaded into IDA:

Strings inside /bin/webs

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