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Latest articles:

Run your malicious VBA macros anywhere!

Kurt Natvig wanted to understand whether it’s possible to recompile VBA macros to another language, which could then easily be ‘run’ on any gateway, thus revealing a sample’s true nature in a safe manner. In this article he explains how he recompiled…

Dissecting the design and vulnerabilities in AZORult C&C panels

Aditya K Sood looks at the command-and-control (C&C) design of the AZORult malware, discussing his team's findings related to the C&C design and some security issues they identified during the research.

Excel Formula/Macro in .xlsb?

Excel Formula, or XLM – does it ever stop giving pain to researchers? Kurt Natvig takes us through his analysis of a new sample using the xlsb file format.

Decompiling Excel Formula (XF) 4.0 malware

Office malware has been around for a long time, but until recently Excel Formula (XF) 4.0 was not something researcher Kurt Natvig was very familiar with. In this article Kurt allows us to learn with him as he takes a deeper look at XF 4.0.

APT vs Internet service providers – a threat hunter's perspective

Organizations in the telecommunications sector are faced with a multitude of threats, ranging from targeted attacks to malicious actions attributable to the criminal or activist world. Telsy researcher Emanuele De Lucia reports what he observed in…


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