Onenote Malware: Classification and Personal Notes

During the past 4 months Microsoft Onenote file format has been (ab)used as Malware carrier by different criminal groups. While the main infection vector is still on eMail side – so nothing really relevant to write on – the used techniques, the templates and the implemented code to inoculate Malware changed a lot. So it […]

Read more "Onenote Malware: Classification and Personal Notes"

Is Lazarus/APT38 Targeting Critical Infrastructures ?

Introduction During the past few days a cyber attack hit Kudankulam Nuclear Power Plant: the largest nuclear power plant located in the Indian state of Tamil Nadu. The news was announced on Monday October 28 by the Indian strategic infrastructure. In a press release on arstechnica, NPCIL Associate Director A. K. Nema stated, “Identification of […]

Read more "Is Lazarus/APT38 Targeting Critical Infrastructures ?"

Is Emotet gang targeting companies with external SOC?

Introduction The group behind Emotet malware is getting smarter and smarter in the way the deliver such a Malware. While the infection schema looks alike from years; the way the group tries to infect victims improves from day to day.Today I’d like to share a quick analysis resulted by a very interesting email which claimed […]

Read more "Is Emotet gang targeting companies with external SOC?"

Writing Your First Bootloader for Better Analyses

From time to time we might observe special Malware storing themselves into a MBR and run during the booting process. Attackers could use this neat technique to infect and to mess-up your disk and eventually asking for a ransom before restoring original disk-configurations (Petya was just one of the most infamous boot-ransomware). But this is […]

Read more "Writing Your First Bootloader for Better Analyses"

Similarities and differences between MuddyWater and APT34

Many state sponsored groups have been identified over time, many of them have different names (since discovered by different organizations) and there is no an agreed standardization on the topic but many victims and some interests look very tight together. From here the idea to compare the leaked source code of two different state sponsored […]

Read more "Similarities and differences between MuddyWater and APT34"