ChatGPT at work: how chatbots help employees, but threaten business

Workhorse Only a few months ago, ChatGPT and other chatbots based on large language models LLMs were still a novelty. Users enjoyed using them to compose poems and lyrics in the style of famous artists which left Nick Cave, for example, decidedly unimpressed, researchers debated blowing up data...

Prilex modification now targeting contactless credit card transactions

Prilex is a singular threat actor that has evolved from ATM-focused malware into unique modular PoS malware—actually, the most advanced PoS threat we have seen so far, as described in a previous article. Forget about those old memory scrapers seen in PoS attacks. Prilex goes beyond these, and it...

Financial cyberthreats in 2021

The year 2021 was eventful in terms of digital threats for organizations and individuals, and financial institutions were no exception. Throughout the past year, we have seen cybercriminals continue to actively target our users with tools and techniques that emerged due to the pandemic...

WIRTE’s campaign in the Middle East ‘living off the land’ since at least 2019

Overview This February, during our hunting efforts for threat actors using VBS/VBA implants, we came across MS Excel droppers that use hidden spreadsheets and VBA macros to drop their first stage implant. The implant itself is a VBS script with functionality to collect system information and...

Triada Trojan in WhatsApp mod

WhatsApp users sometimes feel the official app is lacking a useful feature of one sort or another, be it animated themes, self-destructing messages which automatically delete themselves, the option of hiding certain conversations from the main list, automatic translation of messages, or the optio...

Education predictions 2021

Changes in the education system have been brewing for a long time, with digitalization as the main direction of this transformation. The breakthrough came this year as about 1.5 billion students were unable to attend school due to the COVID-19 pandemic. As a result, educational systems all over t...

Lookalike domains and how to outfox them

Our colleagues already delved into how cybercriminals attack companies through compromised email addresses of employees, and how to protect against such attacks using SPF, DKIM and DMARC technologies. But despite the obvious pluses of these solutions, there is a way to bypass them that we want to...

SAS@Home is back this fall

The world during the pandemic prepares many surprises for us. Most of them are certainly unpleasant: health risks, inability to travel or meet old friends. One of these unpleasant surprises awaited us in the early spring, when the organizing team of the beloved SAS conference were forced to...

Lazarus on the hunt for big game

We may only be six months in, but theres little doubt that 2020 will go down in history as a rather unpleasant year. In the field of cybersecurity, the collective hurt mostly crystallized around the increasing prevalence of targeted ransomware attacks. By investigating a number of these incidents...

Do cybercriminals play cyber games during quarantine?

Thanks to the coronavirus pandemic, the role of the Internet in our lives has undergone changes, including irreversible ones. Some of these changes are definitely for the better, some are not very good, but almost all of them in some way affect digital security issues. We decided to take a closer...

Black Friday alert

Banking Trojans traditionally target users of online financial services; looking for financial data to steal or building botnets out of hacked devices for future attacks. However, over time, several of these banking Trojans have enhanced their functionality, launching new variants and extending...

The return of Fantomas, or how we deciphered Cryakl

In early February this year, Belgian police seized the C&C servers of the infamous Cryakl cryptor. Soon afterwards, they handed over the private keys to our experts, who used them to update the free RakhniDecryptor tool for recovering files encrypted by the malware. The ransomware, which for year...

Operation Parliament, who is doing what?

Summary Kaspersky Lab has been tracking a series of attacks utilizing unknown malware since early 2017. The attacks appear to be geopolitically motivated and target high profile organizations. The objective of the attacks is clearly espionage – they involve gaining access to top legislative,...

GhostContainer backdoor: malware compromising Exchange servers of high-value organizations in Asia

In a recent incident response IR case, we discovered highly customized malware targeting Exchange infrastructure within government environments. Analysis of detection logs and clues within the sample suggests that the Exchange server was likely compromised via a known N-day vulnerability. Our...

No need to RSVP: a closer look at the Tria stealer campaign

Introduction Since mid-2024, we've observed a malicious Android campaign leveraging wedding invitations as a lure to social-engineer victims into installing a malicious Android app APK, which we have named "Tria Stealer" after unique strings found in campaign samples. The primary targets of the...

Head Mare: adventures of a unicorn in Russia and Belarus

Head Mare is a hacktivist group that first made itself known in 2023 on the social network X formerly Twitter1. In their public posts, the attackers reveal information about some of their victims, including organization names, internal documents stolen during attacks, and screenshots of desktops...

DuneQuixote campaign targets Middle Eastern entities with “CR4T” malware

Introduction In February 2024, we discovered a new malware campaign targeting government entities in the Middle East. We dubbed it "DuneQuixote"; and our investigation uncovered over 30 DuneQuixote dropper samples actively employed in the campaign. These droppers, which exist in two versions –...

Money-making scripts attack organizations

In April of this year, the FBI published an advisory on attacks targeting government, law enforcement, and non-profit organizations. Attackers download scripts onto victims devices, delivering several types of malware all at once. The main aim is to utilize company resources for mining, steal dat...

Server-side attacks, C&C in public clouds and other MDR cases we observed

Introduction This report describes several interesting incidents observed by the Kaspersky Managed Detection and Response MDR team. The goal of the report is to inform our customers about techniques used by attackers. We hope that learning about the attacks that took place in the wild helps you t...

Threat in your browser: what dangers innocent-looking extensions hold for users

Whether you want to block ads, keep a to-do list or check your spelling, browser extensions allow you to do all of the above and more, improving convenience, productivity and efficiency for free, which is why they are so popular. Chrome, Safari, Mozilla — these and many other major Web browsers —...

What are botnets downloading?

Spam mailshots with links to malware and bots downloading other malware are just a couple of botnet deployment scenarios. The choice of infectious payload is limited only by the imagination of the botnet operator or customer. It might be a ransomware, a banker, a miner, a backdoor, the list goes...

New Project CAV3RN module abuses Outlook calendar events for C2 and DNS AAAA records for configuration recovery

Introduction In June 2026, as part of our Kaspersky Threat Intelligence Reporting service, we published extensive research on Project CAV3RN, a sophisticated modular framework used for cyberespionage activity against targets in Israel. We have been tracking this cluster since December 2025, and i...

Threat landscape for industrial automation systems in Q4 2025

Statistics across all threats The percentage of ICS computers on which malicious objects were blocked has been decreasing since the beginning of 2024. In Q4 2025, it was 19.7%. Over the past three years, the percentage has decreased by 1.36 times, and by 1.25 times since Q4 2023. Percentage of IC...

Grandoreiro, the global trojan with grandiose goals

Grandoreiro is a well-known Brazilian banking trojan — part of the Tetrade umbrella — that enables threat actors to perform fraudulent banking operations by using the victim's computer to bypass the security measures of banking institutions. It's been active since at least 2016 and is now one of...

Assessing the Y, and How, of the XZ Utils incident

High-end APT groups perform highly interesting social engineering campaigns in order to penetrate well-protected targets. For example, carefully constructed forum responses on precision targeted accounts and follow-up "out-of-band" interactions regarding underground rail system simulator software...

Consumer cyberthreats: predictions for 2024

In our previous summary of consumer predictions, we delved into tactics that we expected scammers and cybercriminals to use in 2023. As anticipated, they capitalized on major events and cultural crazes, using tricks that ranged from fake Barbie doll deals to exploiting the buzz around long-awaite...

A bowl full of security problems: Examining the vulnerabilities of smart pet feeders

Introduction In todays interconnected world, more and more devices are being connected to the internet, including everyday household items like pet feeders that are becoming smart by virtue of this simple fact. However, as these devices become more sophisticated, they also become more vulnerable ...

The state of cryptojacking in the first three quarters of 2022

Cryptocurrency prices were dropping from the end of 2021 and throughout the first half of 2022. Although finance experts and retail investors estimate crypto to have a solid chance of recovery in the long term, at the time of writing this report the prices remain low. However, cybercriminals are...

VileRAT: DeathStalker’s continuous strike at foreign and cryptocurrency exchanges

In late August 2020, we published an overview of DeathStalkers profile and malicious activities, including their Janicab, Evilnum and PowerSing campaigns PowerPepper was later documented in 2020. Notably, we exposed why we believe the threat actor may fit a group of mercenaries, offering...

ICS threat predictions for 2021

We present our vision of what challenges industrial cybersecurity will soon be or already is facing, and what to expect from cybercriminals in 2021. Random infections 1. Infections will tend to be less random or have non-random follow-ups, as cybercriminals have spent the past several years...

Roaming Mantis, part V

Kaspersky has continued to track the Roaming Mantis campaign. The group's attack methods have improved and new targets continuously added in order to steal more funds. The attackers' focus has also shifted to techniques that avoid tracking and research: whitelist for distribution, analysis...

Cybersecurity of connected healthcare 2020: Overview and predictions

Kaspersky Security Bulletin 2019. Advanced threat predictions for 2020 5G technology predictions 2020 Corporate security prediction 2020 Cyberthreats to financial institutions 2020: Overview and predictions More than two years after the infamous Wannacry ransomware crippled medical facilities and...

5G technology predictions 2020

Kaspersky Security Bulletin 2019. Advanced threat predictions for 2020 Cybersecurity of connected healthcare 2020: Overview and predictions Corporate security prediction 2020 Cyberthreats to financial institutions 2020: Overview and predictions It is estimated that data will reach 175 zettabytes...

Threat Predictions for Cryptocurrencies in 2018

The landscape in 2017 Today, cryptocurrency is no longer only for computer geeks and IT pros. It's starting to affect people's daily life more than they realize. At the same time, it is fast becoming an attractive target for cybercriminals. Some cyberthreats have been inherited from e-payments,...

Threat Predictions for Financial Services and Fraud in 2018

The landscape in 2017 In 2017 we've seen fraud attacks in financial services become increasingly account-centric. Customer data is a key enabler for large-scale fraud attacks and the frequency of data breaches among other successful attack types has provided cybercriminals with valuable sources o...

The Gentlemen are knocking: сustom backdoors and evolving tactics

Introduction This year saw the emergence of The Gentlemen, a prominent example of a group operating under the ransomware-as-a-service RaaS model. Although our initial assessment suggested the group first appeared in mid-2025, it actually started ramping up its activities at the beginning of 2026...

Analysis of Cyber Anarchy Squad attacks targeting Russian and Belarusian organizations

About C.A.S C.A.S Cyber Anarchy Squad is a hacktivist group that has been attacking organizations in Russia and Belarus since 2022. Besides data theft, its goal is to inflict maximum damage, including reputational. To this end, the group's attacks exploit vulnerabilities in publicly available...

A journey into forgotten Null Session and MS-RPC interfaces

A journey into forgotten Null Session and MS-RPC interfaces PDF It has been almost 24 years since the null session vulnerability was discovered. Back then, it was possible to access SMB named pipes using empty credentials and collect domain information. Most often, attackers leveraged null sessio...

APT trends report Q1 2024

For more than six years, the Global Research and Analysis Team GReAT at Kaspersky has been publishing quarterly summaries of advanced persistent threat APT activity. These summaries are based on our threat intelligence research. They provide a representative snapshot of what we have published and...

How cybercrime is impacting SMBs in 2023

According to the United Nations, small and medium-sized businesses SMBs constitute 90 percent of all companies and contribute 60 to 70 percent of all jobs in the world. They generate 50 percent of global gross domestic product and form the backbone of most countries economies. Hit hardest by the...

BlueNoroff introduces new methods bypassing MoTW

BlueNoroff group is a financially motivated threat actor eager to profit from its cyberattack capabilities. We have published technical details of how this notorious group steals cryptocurrency before. We continue to track the groups activities and this October we observed the adoption of new...

DeathStalker targets legal entities with new Janicab variant

Just to clarify, the above subheading isnt a normal quote, but a message that Janicab malware attempted to decode in its newest use of YouTube dead-drop resolvers DDRs. While hunting for less common Deathstalker intrusions that use the Janicab malware family, we identified a new Janicab variant...

DTrack activity targeting Europe and Latin America

Introduction DTrack is a backdoor used by the Lazarus group. Initially discovered in 2019, the backdoor remains in use three years later. It is used by the Lazarus group against a wide variety of targets. For example, weve seen it being used in financial environments where ATMs were breached, in...

LofyLife: malicious npm packages steal Discord tokens and bank card data

On July 26, using the internal automated system for monitoring open-source repositories, we identified four suspicious packages in the Node Package Manager npm repository. All these packages contained highly obfuscated malicious Python and JavaScript code. We dubbed this malicious campaign...

BloodyStealer and gaming assets for sale

Earlier this year, we covered the threats related to gaming, and looked at the changes from 2020 and the first half of 2021 in mobile and PC games as well as various phishing schemes that capitalize on video games. Many of the threats faced by gamers are associated with loss of personal data, and...

How we hacked our colleague’s smart home

In this article, we publish the results of our study of the Fibaro Home Center smart home. We identified vulnerabilities in Fibaro Home Center 2 and Fibaro Home Center Lite version 4.540, as well as vulnerabilities in the online API. An offer you cannot refuse The backbone of any technology compa...

A study of car sharing apps

The growing popularity of car sharing services has led some experts to predict an end to private car ownership in big cities. The statistics appear to back up this claim: for example, in 2017 Moscow saw the car sharing fleet, the number of active users and the number of trips they made almost...

How an image could compromise your Mac: understanding an ExifTool vulnerability (CVE-2026-3102)

Introduction ExifTool is a widely adopted utility for reading and writing metadata in image, PDF, audio, and video files. It is available both as a standalone command-line application and as a library that can be embedded in other software. In this article, we break down CVE-2026-3102, an ExifToo...

How ToddyCat tried to hide behind AV software

To hide their activity in infected systems, APT groups resort to various techniques to bypass defenses. Most of these techniques are well known and detectable by both EPP solutions and EDR threat-monitoring and response tools. For example, to hide their activity in Windows systems, cybercriminals...

Сrimeware and financial cyberthreats in 2025

Kaspersky's Global Research and Analysis Team constantly monitors known and emerging cyberthreats directed at the financial industry, with banks and fintech companies being the most targeted. We also closely follow threats that aim to infiltrate a wider range of industries, namely ransomware...