Bad-PDF make pernicious PDF to steal NTLM Hashes from windows machines, it use defenselessness revealed by checkpoint group to make the malicious PDF record. Bad-Pdf peruses the NTLM hashes utilizing Responder listener.

This strategy deal with all PDF readers(Any version) and java scripts are not required for this attack.

Reference : https://research.checkpoint.com/ntlm-credentials-theft-via-pdf-files/

Also Read EggShell – Remote Administration Tool For iOS/macOS

Dependency To Steal NTLM Hashes

Responder/Kali Linux

Usage: python badpdf.py

Run Bad-PDF in Kali linux:

Responder waiting for NTLM hash:

Run generated Bad-PDF file on a windows machine and get NTLM hash:

Author : Deepu

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