Browsing tag

ransomware

The FBI’s Perspective on Ransomware

Ransomware: contemporary threats, how to prevent them and how the FBI can help In April 2021, Dutch supermarkets faced a food shortage. The cause wasn’t a drought or a sudden surge in the demand for avocados. Rather, the reason was a ransomware attack. In the past years, companies, universities, schools, medical facilities and other organizations […]

Vice Society Ransomware Attackers Adopt Robust Encryption Methods

The Vice Society ransomware actors have switched to yet another custom ransomware payload in their recent attacks aimed at a variety of sectors. “This ransomware variant, dubbed ‘PolyVice,’ implements a robust encryption scheme, using NTRUEncrypt and ChaCha20-Poly1305 algorithms,” SentinelOne researcher Antonio Cocomazzi said in an analysis. Vice Society, which is tracked by Microsoft under the […]

FIN7 Cybercrime Syndicate Emerges as a Major Player in Ransomware Landscape

An exhaustive analysis of FIN7 has unmasked the cybercrime syndicate’s organizational hierarchy, alongside unraveling its role as an affiliate for mounting ransomware attacks. It has also exposed deeper associations between the group and the larger threat ecosystem comprising the now-defunct ransomware DarkSide, REvil, and LockBit families. The highly active threat group, also known as Carbanak, […]

Raspberry Robin Worm Strikes Again, Targeting Telecom and Government Systems

The Raspberry Robin worm has been used in attacks against telecommunications and government office systems across Latin America, Australia, and Europe since at least September 2022. “The main payload itself is packed with more than 10 layers for obfuscation and is capable of delivering a fake payload once it detects sandboxing and security analytics tools,” […]

Cybercrime (and Security) Predictions for 2023

Threat actors continue to adapt to the latest technologies, practices, and even data privacy laws—and it’s up to organizations to stay one step ahead by implementing strong cybersecurity measures and programs. Here’s a look at how cybercrime will evolve in 2023 and what you can do to secure and protect your organization in the year […]

New Agenda Ransomware Variant, Written in Rust, Aiming at Critical Infrastructure

A Rust variant of a ransomware strain known as Agenda has been observed in the wild, making it the latest malware to adopt the cross-platform programming language after BlackCat, Hive, Luna, and RansomExx. Agenda, attributed to an operator named Qilin, is a ransomware-as-a-service (RaaS) group that has been linked to a spate of attacks primarily […]

Ransomware Attackers Use Microsoft-Signed Drivers to Gain Access to Systems

Microsoft on Tuesday disclosed it took steps to implement blocking protections and suspend accounts that were used to publish malicious drivers that were certified by its Windows Hardware Developer Program. The tech giant said its investigation revealed the activity was restricted to a number of developer program accounts and that no further compromise was detected. […]

Cybersecurity Experts Uncover Inner Workings of Destructive Azov Ransomware

Cybersecurity researchers have published the inner workings of a new wiper called Azov Ransomware that’s deliberately designed to corrupt data and “inflict impeccable damage” to compromised systems. Distributed through another malware loader known as SmokeLoader, the malware has been described as an “effective, fast, and unfortunately unrecoverable data wiper,” by Israeli cybersecurity company Check Point. […]

Malware Strains Targeting Python and JavaScript Developers Through Official Repositories

An active malware campaign is targeting the Python Package Index (PyPI) and npm repositories for Python and JavaScript with typosquatted and fake modules that deploy a ransomware strain, marking the latest security issue to affect software supply chains. The typosquatted Python packages all impersonate the popular requests library: dequests, fequests, gequests, rdquests, reauests, reduests, reeuests, […]

Vice Society Ransomware Attackers Targeted Dozens of Schools in 2022

The Vice Society cybercrime group has disproportionately targeted educational institutions, accounting for 33 victims in 2022 and surpassing other ransomware families like LockBit, BlackCat, BianLian, and Hive. Other prominent industry verticals targeted include healthcare, governments, manufacturing, retail, and legal services, according to an analysis of leak site data by Palo Alto Networks Unit 42. The […]

Understanding NIST CSF to assess your organization’s Ransomware readiness

Ransomware attacks keep increasing in volume and impact largely due to organizations’ weak security controls. Mid-market companies are targeted as they possess a significant amount of valuable data but lack the level of protective controls and staffing of larger organizations. According to a recent RSM survey, 62% of mid-market companies believe they are at risk […]

Open Source Ransomware Toolkit Cryptonite Turns Into Accidental Wiper Malware

A version of an open source ransomware toolkit called Cryptonite has been observed in the wild with wiper capabilities due to its “weak architecture and programming.” Cryptonite, unlike other ransomware strains, is not available for sale on the cybercriminal underground, and was instead offered for free by an actor named CYBERDEVILZ until recently through a […]

Russian Courts Targeted by New CryWiper Data Wiper Malware Posing as Ransomware

A new data wiper malware called CryWiper has been found targeting Russian government agencies, including mayor’s offices and courts. “Although it disguises itself as a ransomware and extorts money from the victim for ‘decrypting’ data, [it] does not actually encrypt, but purposefully destroys data in the affected system,” Kaspersky researchers Fedor Sinitsyn and Janis Zinchenko […]

New RansomExx Ransomware Variant Rewritten in the Rust Programming Language

The operators of the RansomExx ransomware have become the latest to develop a new variant fully rewritten in the Rust programming language, following other strains like BlackCat, Hive, and Luna. The latest version, dubbed RansomExx2 by the threat actor known as Hive0091 (aka DefrayX), is primarily designed to run on the Linux operating system, although […]

Microsoft Warns of Hackers Using Google Ads to Distribute Royal Ransomware

A developing threat activity cluster has been found using Google Ads in one of its campaigns to distribute various post-compromise payloads, including the recently discovered Royal ransomware. Microsoft, which spotted the updated malware delivery method in late October 2022, is tracking the group under the name DEV-0569. “Observed DEV-0569 attacks show a pattern of continuous […]

Russian-Canadian National Charged Over Involvement in LockBit Ransomware Attacks

The U.S. Department of Justice (DoJ) has announced charges against a dual Russian and Canadian national for his alleged participation in LockBit ransomware attacks across the world. The 33-year-old Ontario resident, Mikhail Vasiliev, has been taken into custody and is awaiting extradition to the U.S., where is likely to be sentenced for a maximum of […]

Microsoft Blames Russian Hackers for Prestige Ransomware Attacks on Ukraine and Poland

Microsoft on Thursday attributed the recent spate of ransomware incidents targeting transportation and logistics sectors in Ukraine and Poland to a threat cluster that shares overlaps with the Russian state-sponsored Sandworm group. The attacks, which were disclosed by the tech giant last month, involved a strain of previously undocumented malware called Prestige and is said […]

Amadey Bot Spotted Deploying LockBit 3.0 Ransomware on Hacked Machines

The Amadey malware is being used to deploy LockBit 3.0 ransomware on compromised systems, researchers have warned. “Amadey bot, the malware that is used to install LockBit, is being distributed through two methods: one using a malicious Word document file, and the other using an executable that takes the disguise of the Word file icon,” […]

Raspberry Robin Operators Selling Cybercriminals Access to Thousands of Endpoints

The Raspberry Robin worm is becoming an access-as-a-service malware for deploying other payloads, including IcedID, Bumblebee, TrueBot (aka Silence), and Clop ransomware. It is “part of a complex and interconnected malware ecosystem, with links to other malware families and alternate infection methods beyond its original USB drive spread,” the Microsoft Security Threat Intelligence Center (MSTIC) […]

Vice Society Hackers Are Behind Several Ransomware Attacks Against Education Sector

A cybercrime group known as Vice Society has been linked to multiple ransomware strains in its malicious campaigns aimed at the education, government, and retail sectors. The Microsoft Security Threat Intelligence team, which is tracking the threat cluster under the moniker DEV-0832, said the group avoids deploying ransomware in some cases and rather likely carries […]