RSS ze světa hackingu


Patching the CentOS 8 Encryption Bug is Urgent – What Are Your Plans?

There are three things you can be sure of in life: death, taxes – and new CVEs. For organizations that rely on CentOS 8, the inevitable has now happened, and it didn’t take long. Just two weeks after reaching the official end of life, something broke spectacularly, leaving CentOS 8 users at major risk of a severe attack – and with no support from CentOS. You’d think that this issue no longer…

Datum: 27. 1. 2022

Chaes Banking Trojan Hijacks Chrome Browser with Malicious Extensions

A financially-motivated malware campaign has compromised over 800 WordPress websites to deliver a banking trojan dubbed Chaes targeting Brazilian customers of Banco do Brasil, Loja Integrada, Mercado Bitcoin, Mercado Livre, and Mercado Pago. First documented by Cybereason in November 2020, the info-stealing malware is delivered via a sophisticated infection chain that's engineered to harvest…

Datum: 27. 1. 2022

Widespread FluBot and TeaBot Malware Campaigns Targeting Android Devices

Researchers from the Bitdefender Mobile Threats team said they have intercepted more than 100,000 malicious SMS messages attempting to distribute Flubot malware since the beginning of December. "Findings indicate attackers are modifying their subject lines and using older yet proven scams to entice users to click," the Romanian cybersecurity firm detailed in a report published Wednesday. "…

Datum: 27. 1. 2022

Hackers Using New Evasive Technique to Deliver AsyncRAT Malware

A new, sophisticated phishing attack has been observed delivering the AsyncRAT trojan as part of a malware campaign that's believed to have commenced in September 2021. "Through a simple email phishing tactic with an html attachment, threat attackers are delivering AsyncRAT (a remote access trojan) designed to remotely monitor and control its infected computers through a secure, encrypted…

Datum: 27. 1. 2022

Apple Releases iOS and macOS Updates to Patch Actively Exploited 0-Day Vulnerability

Apple on Wednesday released iOS 15.3 and macOS Monterey 12.2 with a fix for the privacy-defeating bug in Safari, as well as to contain a zero-day flaw, which it said has been exploited in the wild to break into its devices. Tracked as CVE-2022-22587, the vulnerability relates to a memory corruption issue in the IOMobileFrameBuffer component that could be abused by a malicious application to…

Datum: 27. 1. 2022

Webinar: How to See More, But Respond Less with Enhanced Threat Visibility

The subject of threat visibility is a recurring one in cybersecurity. With an expanding attack surface due to the remote work transformation, cloud and SaaS computing and the proliferation of personal devices, seeing all the threats that are continuously bombarding the company is beyond challenging. This especially rings true for small to medium-sized enterprises with limited security budgets…

Datum: 26. 1. 2022

Initial Access Broker Involved in Log4Shell Attacks Against VMware Horizon Servers

An initial access broker group tracked as Prophet Spider has been linked to a set of malicious activities that exploits the Log4Shell vulnerability in unpatched VMware Horizon Servers. According to new research published by BlackBerry Research & Intelligence and Incident Response (IR) teams today, the cybercrime actor has been opportunistically weaponizing the shortcoming to download a…

Datum: 26. 1. 2022

Google Drops FLoC and Introduces Topics API to Replace Tracking Cookies for Ads

Google on Tuesday announced that it is abandoning its controversial plans for replacing third-party cookies in favor of a new Privacy Sandbox proposal called Topics, which categorizes users' browsing habits into approximately 350 topics. Thee new framework, which takes the place of FLoC (short for Federated Learning of Cohorts), slots users' browsing history for a given week into a handful of…

Datum: 26. 1. 2022

12-Year-Old Polkit Flaw Lets Unprivileged Linux Users Gain Root Access

A 12-year-old security vulnerability has been disclosed in a system utility called Polkit that grants attackers root privileges on Linux systems, even as a proof-of-concept (PoC) exploit has emerged in the wild merely hours after technical details of the bug became public. Dubbed "PwnKit" by cybersecurity firm Qualys, the weakness impacts a component in polkit called pkexec, a program that's…

Datum: 26. 1. 2022

Hackers Exploited MSHTML Flaw to Spy on Government and Defense Targets

Cybersecurity researchers on Tuesday took the wraps off a multi-stage espionage campaign targeting high-ranking government officials overseeing national security policy and individuals in the defense industry in Western Asia. The attack is unique as it leverages Microsoft OneDrive as a command-and-control (C2) server and is split into as many as six stages to stay as hidden as possible, Trellix,…

Datum: 25. 1. 2022

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