Category: Cyber Security

The China-linked advanced persistent threat (APT) actor known as Salt Typhoon has continued its attacks targeting networks across the world, including organizations in the telecommunications, government, transportation, lodging, and military infrastructure sectors. “While these actors focus on large backbone routers of major telecommunications providers, as well as provider edge (PE) and customer edge (CE) routers, […]

Aug 28, 2025Ravie LakshmananArtificial Intelligence / Malware The U.S. Department of the Treasury’s Office of Foreign Assets Control (OFAC) announced a fresh round of sanctions against two individuals and two entities for their role in the North Korean remote information technology (IT) worker scheme to generate illicit revenue for the regime’s weapons of mass destruction […]

Every day, businesses, teams, and project managers trust platforms like Trello, Asana, etc., to collaborate and manage tasks. But what happens when that trust is broken? According to a recent report by Statista, the average cost of a data breach worldwide was about $4.88 million. Also, in 2024, the private data of over 15 million […]

The maintainers of the nx build system have alerted users to a supply chain attack that allowed attackers to publish malicious versions of the popular npm package and other auxiliary plugins with data-gathering capabilities. “Malicious versions of the nx package, as well as some supporting plugin packages, were published to npm, containing code that scans […]

The financially motivated threat actor known as Storm-0501 has been observed refining its tactics to conduct data exfiltration and extortion attacks targeting cloud environments. “Unlike traditional on-premises ransomware, where the threat actor typically deploys malware to encrypt critical files across endpoints within the compromised network and then negotiates for a decryption key, cloud-based ransomware introduces […]

Aug 27, 2025Ravie LakshmananCyber Attack / Artificial Intelligence Anthropic on Wednesday revealed that it disrupted a sophisticated operation that weaponized its artificial intelligence (AI)-powered chatbot Claude to conduct large-scale theft and extortion of personal data in July 2025. “The actor targeted at least 17 distinct organizations, including in healthcare, the emergency services, and government, and […]

Cybersecurity company ESET has disclosed that it discovered an artificial intelligence (AI)-powered ransomware variant codenamed PromptLock. Written in Golang, the newly identified strain uses the gpt-oss:20b model from OpenAI locally via the Ollama API to generate malicious Lua scripts in real-time. The open-weight language model was released by OpenAI earlier this month. “PromptLock leverages Lua […]

A threat activity cluster known as ShadowSilk has been attributed to a fresh set of attacks targeting government entities within Central Asia and Asia-Pacific (APAC). According to Group-IB, nearly three dozen victims have been identified, with the intrusions mainly geared towards data exfiltration. The hacking group shares toolset and infrastructural overlaps with campaigns undertaken by […]

Cybersecurity researchers have discovered five distinct activity clusters linked to a persistent threat actor known as Blind Eagle between May 2024 and July 2025. These attacks, observed by Recorded Future Insikt Group, targeted various victims, but primarily within the Colombian government across local, municipal, and federal levels. The threat intelligence firm is tracking the activity […]

Aug 27, 2025The Hacker NewsEnterprise Security / Data Protection Employees are experimenting with AI at record speed. They are drafting emails, analyzing data, and transforming the workplace. The problem is not the pace of AI adoption, but the lack of control and safeguards in place. For CISOs and security leaders like you, the challenge is […]

Aug 27, 2025Ravie LakshmananCloud Security / Threat Intelligence A widespread data theft campaign has allowed hackers to breach sales automation platform Salesloft to steal OAuth and refresh tokens associated with the Drift artificial intelligence (AI) chat agent. The activity, assessed to be opportunistic in nature, has been attributed to a threat actor tracked by Google […]

Aug 26, 2025Ravie LakshmananVulnerability / Remote Code Execution Citrix has released fixes to address three security flaws in NetScaler ADC and NetScaler Gateway, including one that it said has been actively exploited in the wild. The vulnerabilities in question are listed below – CVE-2025-7775 (CVSS score: 9.2) – Memory overflow vulnerability leading to Remote Code […]

Aug 26, 2025Ravie LakshmananVulnerability / Mobile Security A team of academics has devised a novel attack that can be used to downgrade a 5G connection to a lower generation without relying on a rogue base station (gNB). The attack, per the ASSET (Automated Systems SEcuriTy) Research Group at the Singapore University of Technology and Design […]

Cybersecurity researchers are calling attention to a sophisticated social engineering campaign that’s targeting supply chain-critical manufacturing companies with an in-memory malware dubbed MixShell. The activity has been codenamed ZipLine by Check Point Research. “Instead of sending unsolicited phishing emails, attackers initiate contact through a company’s public ‘Contact Us’ form, tricking employees into starting the conversation,” […]

Aug 26, 2025Ravie Lakshmanan Cybersecurity researchers have discovered a new variant of an Android banking trojan called HOOK that features ransomware-style overlay screens to display extortion messages. “A prominent characteristic of the latest variant is its capacity to deploy a full-screen ransomware overlay, which aims to coerce the victim into remitting a ransom payment,” Zimperium […]

Aug 26, 2025Ravie LakshmananMobile Security / Data Privacy Google has announced plans to begin verifying the identity of all developers who distribute apps on Android, even for those who distribute their software outside the Play Store. “Android will require all apps to be registered by verified developers in order to be installed by users on […]

Aug 26, 2025Ravie LakshmananVulnerability / Data Security The U.S. Cybersecurity and Infrastructure Security Agency (CISA) on Monday added three security flaws impacting Citrix Session Recording and Git to its Known Exploited Vulnerabilities (KEV) catalog, based on evidence of active exploitation. The list of vulnerabilities is as follows – CVE-2024-8068 (CVSS score: 5.1) – An improper […]

Aug 25, 2025Ravie LakshmananMalware / Cyber Espionage A China-nexus threat actor known as UNC6384 has been attributed to a set of attacks targeting diplomats in Southeast Asia and other entities across the globe to advance Beijing’s strategic interests. “This multi-stage attack chain leverages advanced social engineering including valid code signing certificates, an adversary-in-the-middle (AitM) attack, […]

Aug 25, 2025Ravie LakshmananContainer Security / Vulnerability Docker has released fixes to address a critical security flaw affecting the Docker Desktop app for Windows and macOS that could potentially allow an attacker to break out of the confines of a container. The vulnerability, tracked as CVE-2025-9074, carries a CVSS score of 9.3 out of 10.0. […]

Cybersecurity researchers have flagged a new phishing campaign that’s using fake voicemails and purchase orders to deliver a malware loader called UpCrypter. The campaign leverages “carefully crafted emails to deliver malicious URLs linked to convincing phishing pages,” Fortinet FortiGuard Labs researcher Cara Lin said. “These pages are designed to entice recipients into downloading JavaScript files […]

Aug 25, 2025Ravie LakshmananCybersecurity News / Hacking Cybersecurity today moves at the pace of global politics. A single breach can ripple across supply chains, turn a software flaw into leverage, or shift who holds the upper hand. For leaders, this means defense isn’t just a matter of firewalls and patches—it’s about strategy. The strongest organizations […]

Aug 25, 2025Ravie LakshmananMalware / Cyber Attack The advanced persistent threat (APT) actor known as Transparent Tribe has been observed targeting both Windows and BOSS (Bharat Operating System Solutions) Linux systems with malicious Desktop shortcut files in attacks targeting Indian Government entities. “Initial access is achieved through spear-phishing emails,” CYFIRMA said. “Linux BOSS environments are […]

Security Information and Event Management (SIEM) systems act as the primary tools for detecting suspicious activity in enterprise networks, helping organizations identify and respond to potential attacks in real time. However, the new Picus Blue Report 2025, based on over 160 million real-world attack simulations, revealed that organizations are only detecting 1 out of 7 […]

Aug 24, 2025Ravie LakshmananMalware / Supply Chain Security Cybersecurity researchers have discovered a malicious Go module that presents itself as a brute-force tool for SSH but actually contains functionality to discreetly exfiltrate credentials to its creator. “On the first successful login, the package sends the target IP address, username, and password to a hard-coded Telegram […]

Cybersecurity researchers are calling attention to multiple campaigns that leverage known security vulnerabilities and expose Redis servers to various malicious activities, including leveraging the compromised devices as IoT botnets, residential proxies, or cryptocurrency mining infrastructure. The first set of attacks entails the exploitation of CVE-2024-36401 (CVSS score: 9.8), a critical remote code execution vulnerability impacting […]

Cybersecurity researchers have shed light on a novel attack chain that employs phishing emails to deliver an open-source backdoor called VShell. The “Linux-specific malware infection chain that starts with a spam email with a malicious RAR archive file,” Trellix researcher Sagar Bade said in a technical write-up. “The payload isn’t hidden inside the file content […]

Cybersecurity researchers are calling attention to malicious activity orchestrated by a China-nexus cyber espionage group known as Murky Panda that involves abusing trusted relationships in the cloud to breach enterprise networks. “The adversary has also shown considerable ability to quickly weaponize N-day and zero-day vulnerabilities and frequently achieves initial access to their targets by exploiting […]

Aug 22, 2025The Hacker NewsPenetration Testing / Security Operations Pentesting remains one of the most effective ways to identify real-world security weaknesses before adversaries do. But as the threat landscape has evolved, the way we deliver pentest results hasn’t kept pace. Most organizations still rely on traditional reporting methods—static PDFs, emailed documents, and spreadsheet-based tracking. […]

Aug 22, 2025Ravie LakshmananOnline Fraud / Financial Crime INTERPOL on Friday announced that authorities from 18 countries across Africa have arrested 1,209 cybercriminals who targeted 88,000 victims. “The crackdown recovered $97.4 million and dismantled 11,432 malicious infrastructures, underscoring the global reach of cybercrime and the urgent need for cross-border cooperation,” the agency said. The effort […]

Aug 22, 2025Ravie LakshmananCybercrime / Malware A 55-year-old Chinese national has been sentenced to four years in prison and three years of supervised release for sabotaging his former employer’s network with custom malware and deploying a kill switch that locked out employees when his account was disabled. Davis Lu, 55, of Houston, Texas, was convicted […]