RSS ze světa hackingu

Threat actors have been observed targeting semiconductor companies in East Asia with lures masquerading as Taiwan Semiconductor Manufacturing Company (TSMC) that are designed to deliver Cobalt Strike beacons. The intrusion set, per EclecticIQ, leverages a backdoor called HyperBro, which is then used as a conduit to deploy the commercial attack simulation software and post-exploitation toolkit.…

Ensuring sensitive data remains confidential, protected from unauthorized access, and compliant with data privacy regulations is paramount. Data breaches result in financial and reputational damage but also lead to legal consequences. Therefore, robust data access security measures are essential to safeguard an organization’s assets, maintain customer trust, and meet regulatory requirements.  A…

GitHub has announced an improvement to its secret scanning feature that extends validity checks to popular services such as Amazon Web Services (AWS), Microsoft, Google, and Slack. Validity checks, introduced by the Microsoft subsidiary earlier this year, alert users whether exposed tokens found by secret scanning are active, thereby allowing for effective remediation measures. It was first…

Multiple security vulnerabilities have been disclosed in the Intelligent Platform Management Interface (IPMI) firmware for Supermicro baseboard management controllers (BMCs) that could result in privilege escalation and execution of malicious code on affected systems. The seven flaws, tracked from CVE-2023-40284 through CVE-2023-40290, vary in severity from High to Critical, according to Binarly…

Despite the disruption to its infrastructure, the threat actors behind the QakBot malware have been linked to an ongoing phishing campaign since early August 2023 that led to the delivery of Ransom Knight (aka Cyclops) ransomware and Remcos RAT. This indicates that “the law enforcement operation may not have impacted Qakbot operators’ spam delivery infrastructure but rather only their…

Cisco has released updates to address a critical security flaw impacting Emergency Responder that allows unauthenticated, remote attackers to sign into susceptible systems using hard-coded credentials. The vulnerability, tracked as CVE-2023-20101 (CVSS score: 9.8), is due to the presence of static user credentials for the root account that the company said is usually reserved for use during…

Nowadays, more malware developers are using unconventional programming languages to bypass advanced detection systems. The Node.js malware Lu0Bot is a testament to this trend. By targeting a platform-agnostic runtime environment common in modern web apps and employing multi-layer obfuscation, Lu0Bot is a serious threat to organizations and individuals. Although currently, the malware has low…

A governmental entity in Guyana has been targeted as part of a cyber espionage campaign dubbed Operation Jacana. The activity, which was detected by ESET in February 2023, entailed a spear-phishing attack that led to the deployment of a hitherto undocumented implant written in C++ called DinodasRAT. The Slovak cybersecurity firm said it could link the intrusion to a known threat actor or group,…

A new Android banking trojan named GoldDigger has been found targeting several financial applications with an aim to siphon victims' funds and backdoor infected devices. "The malware targets more than 50 Vietnamese banking, e-wallet and crypto wallet applications," Group-IB said. "There are indications that this threat might be poised to extend its reach across the wider APAC region and to…

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Wednesday added two security flaws to its Known Exploited Vulnerabilities (KEV) catalog due to active exploitation, while removing five bugs from the list due to lack of adequate evidence. The vulnerabilities newly added are below - CVE-2023-42793 (CVSS score: 9.8) - JetBrains TeamCity Authentication Bypass Vulnerability…