A couple of days ago, I analyzed a piece of malware widespread on "The Pirate Bay" torrent tracker. I'm documenting my findings in this article. Quick note: I don't condone piracy. This article is for research and educational purposes. No Read more…
I spent the last 3 weeks reading this book "PMA" and solving its labs. I'd recommend this book to anyone willing to dive into Malware analysis. Its labs are extensive and cover a lot of ground. And the book itself Read more…
Squnity (an arab infosec community) organized a CTF on the 10th of January 2019. It had really interesting challenges. And although I wasn't able to participate, I downloaded the binaries and took screenshots of the challenges to take a look Read more…
This time we have a Reverse Code Engineering challenge . This challenge is really useful for beginners who like to jump head-first into RCE. Challenge info: (link to challenge) . The file provided is called "basic_re", and has no extension. Read more…
Challenge info: (link to challenge) . We're given a list/array of strings. Each one of those is a binary number (denoted by the 0b prefix). The author also provided the source code he used. This is what he did in Read more…
Challenge info: (link to facebook post) This is a multistep challenge.. Step 1 Lets visit that link. We find a simple web page with a form Lets type anything and submit.. (I typed 0xbahaa) It tells us to send the Read more…
Challenge info It's pretty obvious that this is a script written in the python interpreter's interactive mode. Here is the commented code for better explanation: >>> import base64 #importing base64 library >>> msg = msg + " "+ base64.b64encode(data) #encoding Read more…
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I'm Ahmad Bahaa ??. I graduated from Faculty of Medicine ?☠️ in 2018. Started programming in 2011, then shifted to the security field since 2013. Currently interested in: All types of security ? Malware analysis ? RCE ? Solving challenges, Read more…
This is the challenge description: Inside the zip file, we got 2 EXEcutables. Lets check the 1st one first . 1st EXE: Lets try to find information about this EXE file without running it. This is called Static analysis. First, Read more…