CloudEye (originally GuLoader) is a small malware downloader written in Visual Basic that's used in delivering all sorts of malicious payloads to victim machines. Its primary function is to download, decrypt and run an executable binary off a server (commonly a legitimate one like Google Drive or Microsoft OneDrive). At …

We proudly announce that today we open-source a large part of our analysis framework and pipeline! If you want to try it – check out Karton project on GitHub. What is karton? Karton is a robust framework for lightweight and flexible analysis backends. It can be used to connect malware analysis …

We proudly announce that the open-source version of MWDB Core has been released! If you want to try it – check out mwdb-core project on GitHub. What is MWDB Core? MWDB Core is a malware repository for automated malware collection and analysis systems, developed by CERT Polska. You can set it …

24th edition of iconic and the oldest cybersecurity conference in Poland. Do you love being on stage (or at least you don’t faint) and have something interesting to say? Apply! Why SECURE? There are many cybersecurity teams in Poland, but there is only one CERT Polska. And it guarantees …

What’s up, Emotet? Emotet is one of the most widespread and havoc-wreaking malware families currently out there. Due to its modular structure, it’s able to easily evolve over time and gain new features without having to modify the core. Its first version dates back to 2014. Back then …

We are happy to announce that we are releasing a free decryption tool for the Mapo (a GarrantyDecrypt/Outsider variant) ransomware today. We would also like to thank Maciej Kotowicz of Kaspersky’s GReAT for sharing his insights on the ransomware’s encryption process. Our tool works with encrypted files …

Yo dawg, I heard you like droppers so I put a dropper in your dropper On 2019-11-18 we received a report that some of Polish users have began receiving malspam imitating DHL: In this short article, we’ll take a look at the xls document that has been used as …

Call for Speakers for SECURE 2019 is now open. If you have an interesting topic and would like to share your ideas with a crowd of Polish and international IT security specialists, please consider submitting your proposal. You will find all applicable information below. SECURE 2019 will be held on …

Publication of our annual report is coming soon. Editing is moving forward at full speed, but in the meantime we’d like to share some statistics concerning 2018. This statistics provide a big bicture of an IT security landscape in Poland and as well conclusions about major trends in this …

During last year we have collaborated with Hatching.io on improving the open source Cuckoo Sandbox. The main works were focused on porting advanced mechanisms for memory analysis which were developed internally by our team in the previous years. The public release of the onemon marks the last stage of …