Didier Stevens

Wednesday 28 December 2016

Update: pdf-parser Version 0.6.7

Filed under: My Software,PDF,Update — Didier Stevens @ 12:03

I added option -k to search for keys in dictionaries. A usage example can be found in blog post “PDF Analysis: Back To Basics“.

pdf-parser_V0_6_7.zip (https)
MD5: D04D7DA42F3263139BC2C7E7B2621C91
SHA256: ED863DE952A5096FF4BE0825110D2726BA1BE75A7A6717AF0E6A153B843E3B78

Friday 16 December 2016

Hancitor Maldoc Videos

Filed under: maldoc,Malware — Didier Stevens @ 0:00

I produced 4 videos covering the process hollowing maldoc “Maldoc With Process Hollowing Shellcode“.


Wednesday 14 December 2016

Update: pecheck.py Version 0.6.0 – Overview Of Resources

Filed under: Malware,My Software,Update — Didier Stevens @ 0:00

This new version can produce a compact overview of all the resources in a PE file using option o: -o r.  Here is the overview of resources in an exe (malware) created with iexpress:


It contains a cab file with 2 executables, which are executed after extraction (no surprise):


pecheck-v0_6_0.zip (https)
MD5: D3A9C71AAF63D83884B4FEF2C2C21D03
SHA256: 08DB82F190AEEB065A65FEE0DD03D20B0CC788878C4864B537BBD1807E4D6B71

Monday 12 December 2016

Update: oledump.py Version 0.0.26

Filed under: My Software,Update — Didier Stevens @ 0:00

Just a small change in this version: an indicator (O) for streams containing OLE 1.0 embedded data:


And plugin_http_heuristics also detects XOR-encoding starting with the second character of the key.

oledump_V0_0_26.zip (https)
MD5: 62030DEC6DBC2F69A37893FF1624F8EE
SHA256: A0DE8FD414A0B78FE8D72CAA58D8FA15159A7ABEA9842181C4C3C4EC1DE2EEC5

Friday 9 December 2016

Update: pecheck.py Version 0.5.2

Filed under: My Software,Update — Didier Stevens @ 0:00

This new version displays information about the signature (provided pyasn1 is installed), and adds option -g to extract data (pefile.get_data) from the pefile like resources.

Options -x, -a, -D and -S can be used to dump data (hex, ascii, binary and strings).

pecheck-v0_5_2.zip (https)
MD5: A4FF0507C206535FA9224F65CCD3497D
SHA256: DE4D06F00FD9EC74FD52689B711FBF10F953F14DAFACBDE214E0A4947E60D8A6

Tuesday 6 December 2016

Overview of Content Published In November

Filed under: Announcement — Didier Stevens @ 0:00

Here is an overview of content I published in November:

Blog posts:

YouTube videos:

Videoblog posts:

SANS ISC Diary entries:

NVISO Labs blog posts:

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