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"
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"
Today I want to share a quick analysis on a new leaked APT34 Tool in order to track similarities between APT34 public available toolsets. This time is the APT34 Jason – Exchange Mail BF project to be leaked by Lab Dookhtegan on June 3 2019. Context According to FireEye, APT 34 has been active since […]Read more "APT34: Jason project"
On 2016 I was working hard to find a way to classify Malware families through artificial intelligence (machine learning). One of the first difficulties I met was on finding a classified testing set in order to run new algorithms and to test specified features. So, I came up with this blog post and this GitHub […]Read more "Malware Training Sets: FollowUP"
During the past few weeks I received several emails asking how to dissect Office Payloads. While I was thinking on how to answer to such a questions I received a MalSpam with a Microsoft Office document attached by sheer coincidence, so I decided to write little bit on it. This is not going to be […]Read more "Step By Step Office Dropper Dissection"
When an unknown sender suggests me to click on a super wired url, dropping a ZIP file straight in my box, by saying it’s getting the next targeted attack on a huge company, well I kinda looking forward to it ! So I clicked on the link (see IOC section) and I’ve downloaded a “pik.zip” […]Read more "Ransomware, Trojan and Miner together against “PIK-Group”"
Hi folks, today I’d like to point you out another tool of mine which extract suspicious IPs from undesired connections. In other words: HoneyPots. I run a personal HoneyPot network which stands from years and over time it harvested numerous IP addresses which could be, potentially, malicious (typically scanners). If you like having fresh HoneyPot […]Read more "Free Tool: Honey Feed"
I’v been working on cybersecurity for most then 10 years. During my career I’ve held numerous roles which took me facing many problems: I had to solve technical issues as well as management, economic and financial ones. Every time I needed a “tool” to help a decision or to solve a technical question I started […]Read more "Free Tool: Malware Hunter"
A .CSV file could be a malware carrier and if interpreted by Microsoft Excel it could become a malware executor ! When I personally saw this technique back in 2017 (please take a look to here, here and here ) I was fascinated. A simple and sweet textual file forcing the behaviour of powerful and […]Read more "Spreading CSV Malware over Google Sheets"
On January 19th we downloaded Collectoin #1 to make statistics on its content (you might find more information here). During these days we finished the two main activities to be able to answer some more questions about it data: (i) ELK import and (ii) building of simple views to visualise desired informations. The following image shows […]Read more "“Collection #I” Data Breach Analysis – Part 2"