RSS ze světa hackingu


Dozens of Security Flaws Discovered in UEFI Firmware Used by Several Vendors

As many as 23 new high severity security vulnerabilities have been disclosed in different implementations of Unified Extensible Firmware Interface (UEFI) firmware used by numerous vendors, including Bull Atos, Fujitsu, HP, Juniper Networks, Lenovo, among others. The vulnerabilities reside in Insyde Software's InsydeH2O UEFI firmware, according to enterprise firmware security company Binarly,…

Datum: 2. 2. 2022

Hacker Group 'Moses Staff' Using New StrifeWater RAT in Ransomware Attacks

A politically motivated hacker group tied to a series of espionage and sabotage attacks on Israeli entities in 2021 incorporated a previously undocumented remote access trojan (RAT) that masquerades as the Windows Calculator app as part of a conscious effort to stay under the radar. Cybersecurity company Cybereason, which has been tracking the operations of the Iranian actor known as Moses Staff…

Datum: 2. 2. 2022

Critical Bug Found in WordPress Plugin for Elementor with Over a Million Installations

A WordPress plugin with over one million installs has been found to contain a critical vulnerability that could result in the execution of arbitrary code on compromised websites. The plugin in question is Essential Addons for Elementor, which provides WordPress site owners with a library of over 80 elements and extensions to help design and customize pages and posts. "This vulnerability allows…

Datum: 2. 2. 2022

Solarmarker Malware Uses Novel Techniques to Persist on Hacked Systems

In a sign that threat actors continuously shift tactics and update their defensive measures, the operators of the SolarMarker information stealer and backdoor have been found leveraging stealthy tricks to establish long-term persistence on compromised systems. Cybersecurity firm Sophos, which spotted the new behavior, said that the remote access implants are still being detected on targeted…

Datum: 1. 2. 2022

Iranian Hackers Using New PowerShell Backdoor in Cyber Espionage Attacks

An advanced persistent threat group with links to Iran has updated its malware toolset to include a novel PowerShell-based implant called PowerLess Backdoor, according to new research published by Cybereason. The Boston-headquartered cybersecurity company attributed the malware to a hacking group known as Charming Kitten (aka Phosphorous, APT35, or TA453), while also calling out the backdoor's…

Datum: 1. 2. 2022

Ukraine Continues to Face Cyber Espionage Attacks from Russian Hackers

Cybersecurity researchers on Monday said they uncovered evidence of attempted attacks by a Russia-linked hacking operation targeting a Ukrainian entity in July 2021. Broadcom-owned Symantec, in a new report published Monday, attributed the attacks to an actor tracked as Gamaredon (aka Shuckworm or Armageddon), a cyber-espionage collective known to be active since at least 2013. In November 2021,…

Datum: 1. 2. 2022

Reasons Why Every Business is a Target of DDoS Attacks

DDoS (Distributed Denial of Service) attacks are making headlines almost every day. 2021 saw a 434% upsurge in DDoS attacks, 5.5 times higher than 2020. Q3 2021 saw a 24% increase in the number of DDoS attacks in comparison to Q3 2020.  Advanced DDoS attacks that are typically targeted, known as smart attacks, rose by 31% in the same period. Further, 73% of DDoS attacks in Q3 2021 were…

Datum: 1. 2. 2022

Researchers Uncover New Iranian Hacking Campaign Targeting Turkish Users

Details have emerged about a previously undocumented malware campaign undertaken by the Iranian MuddyWater advanced persistent threat (APT) group targeting Turkish private organizations and governmental institutions. "This campaign utilizes malicious PDFs, XLS files and Windows executables to deploy malicious PowerShell-based downloaders acting as initial footholds into the target's enterprise,"…

Datum: 1. 2. 2022

New SureMDM Vulnerabilities Could Expose Companies to Supply Chain Attacks

A number of security vulnerabilities have been disclosed in 42 Gears' SureMDM device management solution that could be weaponized by attackers to perform a supply chain compromise against affected organizations. Cybersecurity firm Immersive Labs, in a technical write-up detailing the findings, said that 42Gears released a series of updates between November 2021 and January 2022 to close out…

Datum: 1. 2. 2022

Behind The Buzzword: Four Ways to Assess Your Zero Trust Security Posture

With just about everything delivered from the cloud these days, employees can now collaborate and access what they need from anywhere and on any device. While this newfound flexibility has changed the way we think about productivity, it has also created new cybersecurity challenges for organizations. Historically, enterprise data was stored inside data centers and guarded by perimeter-based…

Datum: 1. 2. 2022

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