Category Archives: Tutorial

Unpacking NSIS-based Crypter – part 2

After publishing my short tutorial about unpacking NSIS-based crypter I got one more sample from a reader who complained that my method doesn’t work – so I decided to take a look inside. Of course cybercriminals continuously work on improving … Continue reading

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Unpacking NSIS-based Crypter – step by step

Nowadays we can encounter many malware samples packed by a crypter using installer scripts. We can distinguish them by a NSIS tag on Virus Total: Often, (but not always) they come with a standard NSIS icon: In this tutorial, I … Continue reading

Posted in Malware, Tutorial | 12 Comments