- New wormable Android malware poses as Netflix to hijack WhatsApp sessions
April 7, 2021
A new variant of Android malware has been discovered in an app on Google Play that entices users by promising free Netflix subscriptions. On Wednesday, Check Point Research (CPR) said the “wormable” mobile malware was discovered in the Google Play Store, the official repository for Android apps. The malicious software, dubbed “FlixOnline,” disguises itself as a ...
- Meet Janeleiro: a new banking Trojan striking company, government targets
April 6, 2021
A banking Trojan striking corporate targets across Brazil has been unmasked by researchers. On Tuesday, ESET published an advisory on the malware, which has been in development since 2018. Dubbed Janeleiro, the Trojan appears to be focused on Brazil as a hunting ground and has been used in cyberattacks against corporate players in sectors including healthcare, engineering, ...
- The leap of a Cycldek-related threat actor
April 5, 2021
In the nebula of Chinese-speaking threat actors, it is quite common to see tools and methodologies being shared. One such example of this is the infamous “DLL side-loading triad”: a legitimate executable, a malicious DLL to be sideloaded by it, and an encoded payload, generally dropped from a self-extracting archive. Initially considered to be the ...
- Exchange Server attacks: Run this Microsoft malware scanner now, CISA tells government agencies
April 1, 2021
The Cybersecurity and Infrastructure Security Agency (CISA) has instructed US government agencies with on-premise Exchange systems to run Microsoft malware scanners and report results by April 5. CISA issued supplementary direction to its “ED 21-02” directive; the new request applies to any federal agency that had an Exchange server connected directly or indirectly to the internet ...
- Hancitor’s Use of Cobalt Strike and a Noisy Network Ping Tool
April 1, 2021
Hancitor is an information stealer and malware downloader used by a threat actor designated as MAN1, Moskalvzapoe or TA511. In a threat brief from 2018, we noted Hancitor was relatively unsophisticated, but it would remain a threat for years to come. Approximately three years later, Hancitor remains a threat and has evolved to use tools ...
- USB threats to ICS systems have nearly doubled
April 1, 2021
The latest Honeywell USB Threat Report 2020 indicates that the number of threats specifically targeting Operational Technology systems has nearly doubled from 16% to 28%, while the number of threats capable of disrupting those systems rose from 26% to 59% over the same period. Let’s face it. Critical infrastructure operators in manufacturing, aerospace, energy, shipping, chemical, ...
- PHP Infiltrated with Backdoor Malware
March 29, 2021
The PHP project on Sunday announced that attackers were able to gain access to its main Git server, uploading two malicious commits, including a backdoor. They were discovered before they went into production. PHP is a widely used open-source scripting language often used for web development. It can be embedded into HTML. The commits were pushed ...
- Threat Assessment: Matrix Ransomware
March 26, 2021
Matrix is a ransomware family that was first identified publicly in December 2016. Over the years since its inception, it has primarily targeted small- to medium-sized organizations. As of 2019, it had been observed across geographic locations such as the U.S., Belgium, Taiwan, Singapore, Germany, Brazil, Chile, South Africa, Canada and the UK. While initially leveraging ...
- Fleeceware Apps Bank $400M in Revenue
March 25, 2021
About 204 different “fleeceware” applications with a combined billion+ downloads have raked in more than $400 million in revenue so far, via the Apple App Store and Google Play, analysis has revealed. Fleeceware apps generally offer users a free trial to “test” the app, before commencing automatic payments that can be exorbitant. In an analysis from ...
- Purple Fox malware worms its way into exposed Windows systems
March 23, 2021
Purple Fox, a malware previously distributed via exploit kits and phishing emails, has now added a worm module that allows it to scan for and infect Windows systems reachable over the Internet in ongoing attacks. The malware comes with rootkit and backdoor capabilities, was first spotted in 2018 after infecting at least 30,000 devices, and is ...
- Microsoft Exchange servers now targeted by Black Kingdom ransomware
March 22, 2021
Another ransomware operation known as ‘Black Kingdom’ is exploiting the Microsoft Exchange Server ProxyLogon vulnerabilities to encrypt servers. Over the weekend, security researcher Marcus Hutchins, aka MalwareTechBlog, tweeted that a threat actor was compromising Microsoft Exchange servers via the ProxyLogon vulnerabilities to deploy ransomware. Based on the logs from his honeypots, Hutchins states that the threat actor ...
- Apple developers targeted by new malware, EggShell backdoor
March 18, 2021
Malicious Xcode projects are being used to hijack developer systems and spread custom EggShell backdoors. The malware, dubbed XcodeSpy, targets Xcode, an integrated development environment (IDE) used in macOS for developing Apple software and applications. According to research published by SentinelLabs on Thursday, the Run Script feature in the IDE is being exploited in targeted attacks against ...
- New CopperStealer malware steals Google, Apple, Facebook accounts
March 18, 2021
Previously undocumented account-stealing malware distributed via fake software crack sites targets the users of major service providers, including Google, Facebook, Amazon, and Apple. The malware, dubbed CopperStealer by Proofpoint researchers, is an actively developed password and cookie stealer with a downloader feature that enables its operators to deliver additional malicious payloads to infected devices. The threat actors ...
- Convuster: macOS adware now in Rust
March 18, 2021
Traditionally, most malicious objects detected on the macOS platform are adware: besides the already familiar Shlayer family, the TOP 10 includes Bnodlero, Cimpli, Adload and Pirrit adware. As a rule, most tend to be written in C, Objective-C or Swift. Recently, however, cybercriminals have been paying increased attention to new programming languages, seemingly in the ...
- New ZHtrap botnet malware deploys honeypots to find more targets
March 12, 2021
A new botnet is hunting down and transforming infected routers, DVRs, and UPnP network devices into honeypots that help it find other targets to infect. The malware, dubbed ZHtrap by the 360 Netlab security researchers who spotted it, is loosely based on Mirai’s source code, and it comes with support for x86, ARM, MIPS, and other ...
- Good old malware for the new Apple Silicon platform
March 12, 2021
A short while ago, Apple released Mac computers with the new chip called Apple M1. The unexpected release was a milestone in the Apple hardware industry. However, as technology evolves, we also observe a growing interest in the newly released platform from malware adversaries. This inevitably leads us to new malware samples compiled for the ...
- No Laughing Matter: Joker’s Latest Ploy
March 12, 2021
Joker reveals more tricks up its sleeves: new malicious Android apps that, like in past schemes, subscribe users to premium services without their consent. Joker (a.k.a. Bread) is one of the most persistent malware families that continually targets Android devices. The malware entered the scene in 2017, and by early 2020, Google has removed more than ...
- NimzaLoader malware was written in an unusual programming language to stop it from being detected
March 11, 2021
A prolific cyber criminal hacking operation is distributing new malware which is written in a programming language rarely used to compile malicious code. Dubbed NimzaLoader by cybersecurity researchers at Proofpoint, the malware is written in Nim – and it’s thought that those behind the malware have decided to develop it this way in the hopes that ...
- Linux Systems Under Attack By New RedXOR Malware
March 11, 2021
Researchers have discovered a new backdoor targeting Linux systems, which they link back to the Winnti threat group. The backdoor is called RedXOR – in part because its network data-encoding scheme is based on the XOR encryption algorithm, and in part because its samples were found on an old release of the Red Hat Enterprise Linux ...
- TrickBot Takes Over, After Cops Kneecap Emotet
March 11, 2021
A massive malicious spam campaign, along with the global takedown of Emotet, has vaulted the TrickBot trojan to the top of the Check Point’s list of the most popular malware among cybercriminals for February. In January, TrickBot was ranked third on Check Point’s list, and it was fourth overall for 2020, while the No. 1 malware, ...
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