Published On : 2024-02-13

EXECUTIVE SUMMARY

In this report, we discuss the recently observed XSSLite Stealer that is being discussed within multiple hacking communities. It was released as part of a malware development competition (XSSWare) hosted by the infamous Russian hacking community; XSS. The developer of the stealer has shared the source code of the project and hinted that he is moving on to another project.…

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Key Takeaways As per our initial observations, this campaign employs language-specific HTML files to trap unsuspecting victims, tailoring its approach based on linguistic nuances.  Through the strategic embedding of zip archives within HTML files, the campaign orchestrates a series of intricate infiltration maneuvers, evading detection and executing malicious payloads. …
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10 Billion Attacks Blocked in 2023, Qakbot’s Resurrection, and Google API Abused Foreword

Welcome to the new edition of our report. As we bid farewell to the year 2023, let’s briefly revisit the threat landscape that defined the past year. In 2023, the overall number of unique blocked attacks surged, reaching an unprecedented milestone of more than 10 billion attacks and a remarkable 49% increase year-over-year.…

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Lena aka LambdaMamba

I am a Cybersecurity Analyst, Researcher, and ANY.RUN Ambassador. My passions include investigations, experimentations, gaming, writing, and drawing. I also like playing around with hardware, operating systems, and FPGAs. I enjoy assembling things as well as disassembling things!…

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Authors: Christopher Kim, Randy McEoin Executive Summary

While cybercriminals are often portrayed as gangs of hackers or lone brilliant coders, more often they buy and sell goods and services as part of a larger criminal economy. For example, some actors sell malware services, and malware-as-a-service (MaaS) allows buyers easy access to the infrastructure necessary to commit crimes.…

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What is Infamous Chisel?

Infamous Chisel is a collection of surveillance tooling used to target Android devices. It was first reported by the Ukrainian Security Service (SBU) in early August 2023 and attributed to Russia’s Sandworm APT. According to the SBU, the main purpose of this toolset was to collect information from Android devices likely connected to Ukrainian military information systems during the Russia-Ukraine war.…

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Authored by Fernando Ruiz 

McAfee Mobile Research Team identified an Android backdoor implemented with Xamarin, an open-source framework that allows building Android and iOS apps with .NET and C#. Dubbed Android/Xamalicious it tries to gain accessibility privileges with social engineering and then it communicates with the command-and-control server to evaluate whether or not to download a second-stage payload that’s dynamically injected as an assembly DLL at runtime level to take full control of the device and potentially perform fraudulent actions such as clicking on ads, installing apps among other actions financially motivated without user consent.…

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Research by: hasherezade

HighlightsThe Rhadamanthys stealer is a multi-layer malware, sold on the black market, and frequently updated. Recently the author released a new major version, 0.5.0. In the new version, the malware expands its stealing capabilities and also introduces some general-purpose spying functions. A new plugin system makes the malware expandable for specific distributor needs.…
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Estimated reading time: 6 minutes

Cerber is a strain of ransomware that was first identified in early 2016. It is a type of malware that encrypts a victim’s files and demands a ransom for the decryption key needed to unlock the files. Cerber, like many other ransomware variants, typically targets individuals and organizations by encrypting their files and demanding a ransom payment (usually in cryptocurrencies like Bitcoin) for the decryption key.…

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Since the beginning of 2023, ESET researchers have observed an alarming growth of deceptive Android loan apps, which present themselves as legitimate personal loan services, promising quick and easy access to funds.

Despite their attractive appearance, these services are in fact designed to defraud users by offering them high-interest-rate loans endorsed with deceitful descriptions, all while collecting their victims’ personal and financial information to blackmail them, and in the end gain their funds.…

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Overview

In 2022, NSFOCUS Research Labs revealed a large-scale APT attack campaign called DarkCasino and identified an active and dangerous aggressive threat actor. By continuously tracking and in-depth study of the attacker’s activities, NSFOCUS Research Labs has ruled out its link with known APT groups, confirmed its high-level persistent threat nature, and following the operational name, named this APT group DarkCasino.…

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