An article that describes in simple steps how an AV engine is structured. Easy to understand, not too technical and without any code. Building an Anti-Virus engine (by Markus Schmall, 2002) The article will describe the basic ideas, concepts, components and approaches involved in developing an anti-virus program from scratch from a developer’s/software engineer’s point [...]

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Besides the old SkypeTrojan rootkit I’ve found other documents and tidbits from that time (it was in about 2005/2006). For example Kodmaker wrote an article about rootkits in the Windows user space for the Phrack magazine, how to inject code into a running process, how to take over applications, how to extract account data from [...]

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How to Crack WPA/WPA2

Introduction This tutorial walks you through cracking WPA/WPA2 networks which use pre-shared keys. I recommend you do some background reading to better understand what WPA/WPA2 is. The Wiki links page has a WPA/WPA2 section. The best document describing WPA is Wi-Fi Security – WEP, WPA and WPA2. This is the link to download the PDF [...]

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Vor etwa 15 Monaten, im Mai 2008, habe ich beschlossen, meinen Job bei ERA IT Solutions aufzugeben. Die letzten Monate waren anstrengend, anspruchsvoll, absorbierend und der Entschluss, der IT-Branche für einige Zeit den Rücken zuzuwenden, zur Ruhe zu kommen und weiter Pläne zu schmieden war schnell gefasst. Ich wollte auf mehr oder weniger unbestimmte Zeit [...]

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This is a newer document from 2009 that explains DLL injection. Instead of using the often used Windows hooking method to inject a DLL into a running process in this example the author modifies the binary itself and loads the DLL when starting the executable file. Download it here.

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