Denis Legezo

An GCFA-certified specialist who worked as Senior Security Researcher with Global Research and Analysis Team (GreAT) At Kaspersky from 2014 till 2022. He specialized on targeted attacks research, reverse engineering and malware analysis. Denis regularly provided trainings for the customers on these matters. He got his degree at cybernetics and applied mathematics facility of Moscow State University in 2002 with diploma topic related to information security. Then he started his career as a programmer in different public and commercial companies. He presented his researches at RSA, HITB, SAS, VirusBulletin, MBLT Dev.

@legezo

Reports

While investigating an incident involving the BellaCiao .NET malware, Kaspersky researchers discovered a C++ version they dubbed “BellaCPP”.

Lazarus targets employees of a nuclear-related organization with a bunch of malware, such as MISTPEN, LPEClient, RollMid, CookieTime and a new modular backdoor CookiePlus.

Kaspersky researchers analyze 2019, 2022 and 2024 attacks attributed to Careto APT with medium to high confidence.

The report features the most significant developments relating to APT groups in Q3 2024, including hacktivist activity, new APT tools and campaigns.

Denis Legezo

LuckyMouse hits national data center to organize country-level waterholing campaign

Microcin is here

MontysThree: Industrial espionage with steganography and a Russian accent on both sides

WildPressure targets industrial-related entities in the Middle East

A new secret stash for “fileless” malware

Publications

Zero day exploits: now available for cars

How to mitigate 85% of threats with only four strategies

External Publications

Industrial espionage with steganography and Russian accent on both sides

Payment required: rare HTTP statuses and air-gaps avoidance from the authors of COMPFun

From Authors of COMPFun: HTTP Statuses as C2 Commands and Compromised TLS

Microcin-2020: GitLab programmers ban, async sockets and the sock

Targeted attacks through ISPs

Reports

BellaCPP: Discovering a new BellaCiao variant written in C++

Lazarus group evolves its infection chain with old and new malware

Careto is back: what’s new after 10 years of silence?

APT trends report Q3 2024

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