RSS ze světa hackingu


Experts Uncover Passive Method to Extract Private RSA Keys from SSH Connections

A new study has demonstrated that it's possible for passive network attackers to obtain private RSA host keys from a vulnerable SSH server by observing when naturally occurring computational faults that occur while the connection is being established. The Secure Shell (SSH) protocol is a method for securely transmitting commands and logging in to a computer over an unsecured network. Based on a…

Datum: 27. 11. 2023

U.S., U.K., and Global Partners Release Secure AI System Development Guidelines

The U.K. and U.S., along with international partners from 16 other countries, have released new guidelines for the development of secure artificial intelligence (AI) systems. "The approach prioritizes ownership of security outcomes for customers, embraces radical transparency and accountability, and establishes organizational structures where secure design is a top priority," the U.S.…

Datum: 27. 11. 2023

New 'HrServ.dll' Web Shell Detected in APT Attack Targeting Afghan Government

An unspecified government entity in Afghanistan was targeted by a previously undocumented web shell called HrServ in what’s suspected to be an advanced persistent threat (APT) attack. The web shell, a dynamic-link library (DLL) named “hrserv.dll,” exhibits “sophisticated features such as custom encoding methods for client communication and in-memory execution,” Kaspersky security researcher Mert…

Datum: 25. 11. 2023

Warning: 3 Critical Vulnerabilities Expose ownCloud Users to Data Breaches

The maintainers of the open-source file-sharing software ownCloud have warned of three critical security flaws that could be exploited to disclose sensitive information and modify files. A brief description of the vulnerabilities is as follows - Disclosure of sensitive credentials and configuration in containerized deployments impacting graphapi versions from 0.2.0 to 0.3.0. (CVSS score: 10.0)…

Datum: 25. 11. 2023

Cybercriminals Using Telekopye Telegram Bot to Craft Phishing Scams on a Grand Scale

More details have emerged about a malicious Telegram bot called Telekopye that's used by threat actors to pull off large-scale phishing scams. "Telekopye can craft phishing websites, emails, SMS messages, and more," ESET security researcher Radek Jizba said in a new analysis. The threat actors behind the operation – codenamed Neanderthals – are known to run the criminal enterprise as a…

Datum: 24. 11. 2023

Tell Me Your Secrets Without Telling Me Your Secrets

The title of this article probably sounds like the caption to a meme. Instead, this is an actual problem GitGuardian's engineers had to solve in implementing the mechanisms for their new HasMySecretLeaked service. They wanted to help developers find out if their secrets (passwords, API keys, private keys, cryptographic certificates, etc.) had found their way into public GitHub repositories. How…

Datum: 24. 11. 2023

Hamas-Linked Cyberattacks Using Rust-Powered SysJoker Backdoor Against Israel

Cybersecurity researchers have shed light on a Rust version of a cross-platform backdoor called SysJoker, which is assessed to have been used by a Hamas-affiliated threat actor to target Israel amid the ongoing war in the region. “Among the most prominent changes is the shift to Rust language, which indicates the malware code was entirely rewritten, while still maintaining similar…

Datum: 24. 11. 2023

Kubernetes Secrets of Fortune 500 Companies Exposed in Public Repositories

Cybersecurity researchers are warning of publicly exposed Kubernetes configuration secrets that could put organizations at risk of supply chain attacks. “These encoded Kubernetes configuration secrets were uploaded to public repositories,” Aqua security researchers Yakir Kadkoda and Assaf Morag said in a new research published earlier this week. Some of those impacted include two top blockchain…

Datum: 24. 11. 2023

Konni Group Using Russian-Language Malicious Word Docs in Latest Attacks

A new phishing attack has been observed leveraging a Russian-language Microsoft Word document to deliver malware capable of harvesting sensitive information from compromised Windows hosts. The activity has been attributed to a threat actor called Konni, which is assessed to share overlaps with a North Korean cluster tracked as Kimsuky (aka APT43). "This campaign relies on a remote access trojan…

Datum: 23. 11. 2023

Alert: New WailingCrab Malware Loader Spreading via Shipping-Themed Emails

Delivery- and shipping-themed email messages are being used to deliver a sophisticated malware loader known as WailingCrab. "The malware itself is split into multiple components, including a loader, injector, downloader and backdoor, and successful requests to C2-controlled servers are often necessary to retrieve the next stage," IBM X-Force researchers Charlotte Hammond, Ole Villadsen, and Kat…

Datum: 23. 11. 2023

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