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Threat actors focusing on phishing techniques have been increasingly using Telegram to automate their activities and provide various services. The findings come from cybersecurity experts at Kaspersky, who described the new trend in a Wednesday advisory authored by web content analyst Olga Svistunova. “To promote their ‘goods,’ phishers create Telegram channels through which they educate
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Critical infrastructure attacks are a preferred target for cyber criminals. Here’s why and what’s being done to protect them. What is Critical Infrastructure and Why is It Attacked? Critical infrastructure is the physical and digital assets, systems and networks that are vital to national security, the economy, public health, or safety. It can be government-
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Apr 05, 2023Ravie LakshmananCyber Threat / Malware Portuguese users are being targeted by a new malware codenamed CryptoClippy that’s capable of stealing cryptocurrency as part of a malvertising campaign. The activity leverages SEO poisoning techniques to entice users searching for “WhatsApp web” to rogue domains hosting the malware, Palo Alto Networks Unit 42 said in
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Threat actors have deployed a new, unique ransomware strain using the Palo Alto Cortex XDR Dump Service Tool, a commercial security product.  Dubbed Rorschach, the malware was discovered by the Check Point Research (CPR) and Check Point Incident Response Team (CPIRT) and discussed in an advisory publisher earlier today. “Unlike other ransomware cases, the threat
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Clouded vision CTI systems are confronted with some major issues ranging from the size of the collection networks to their diversity, which ultimately influence the degree of confidence they can put on their signals. Are they fresh enough and sufficiently reliable to avoid any false positives or any poisoning? Do I risk acting on outdated
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by Paul Ducklin Mathematics is a complex and esoteric field that underpins science and engineering, notably including the disciplines of cryptography and cybersecurity. (There… we’ve added a mention of cybersecurity, thus justifying the rest of this article.) The topic of mathematics has been extensively and fervently studied from at least ancient Babylonian times, and the
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by Paul Ducklin Cybersecurity researchers in Belgium and the US recently published a paper scheduled for presentation later this year at the USENIX 2023 conference. The three co-authors couldn’t resist a punning title, dubbing their attack Framing Frames, with a slightly easier-to-follow strapline that says Bypassing Wi-Fi encryption by manipulating transmit queues. As security researchers
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A new vulnerability has been discovered in Microsoft’s Azure Service Fabric Explorer (SFX) that would enable unauthenticated, remote threat actors to execute code on a container hosted on a Service Fabric node. Dubbed Super FabriXss by the Orca Security team, the cross-site scripting (XSS) flaw (CVE-2023-23383) has a CVSS score of 8.2 and affects SFX version 9.1.1436.9590 or
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Apr 01, 2023Ravie LakshmananCyber Attack / Vulnerability Critical security flaws in Cacti, Realtek, and IBM Aspera Faspex are being exploited by various threat actors in hacks targeting unpatched systems. This entails the abuse of CVE-2022-46169 (CVSS score: 9.8) and CVE-2021-35394 (CVSS score: 9.8) to deliver MooBot and ShellBot (aka PerlBot), Fortinet FortiGuard Labs said in
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A new malware toolset has been discovered and analyzed by security experts at SentinelOne. Dubbed “AlienFox” by the team, the toolkit can harvest credentials for multiple cloud service providers. An advisory published on Thursday by SentinelOne threat researcher Alex Delamotte shows that attackers used AlienFox to successfully harvest API keys and secrets from various services, including
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Apr 01, 2023Ravie LakshmananAzure / Active Directory Microsoft has patched a misconfiguration issue impacting the Azure Active Directory (AAD) identity and access management service that exposed several “high-impact” applications to unauthorized access. “One of these apps is a content management system (CMS) that powers Bing.com and allowed us to not only modify search results, but
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Mar 31, 2023Ravie LakshmananCyber Espionage / APT The advanced persistent threat (APT) actor known as Winter Vivern is now targeting officials in Europe and the U.S. as part of an ongoing cyber espionage campaign. “TA473 since at least February 2023 has continuously leveraged an unpatched Zimbra vulnerability in publicly facing webmail portals that allows them
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Threat actors suspected to be operating for the North Korean government have been observed trojanizing versions of the voice and video calling desktop client 3CX DesktopApp to launch attacks against several victims. The Symantec threat intelligence team shared the findings in an advisory published earlier today, explaining the attackers’ tactics were similar to those used against
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Mar 30, 2023Ravie LakshmananCloud Security / Vulnerability Details have emerged about a now-patched vulnerability in Azure Service Fabric Explorer (SFX) that could lead to unauthenticated remote code execution. Tracked as CVE-2023-23383 (CVSS score: 8.2), the issue has been dubbed “Super FabriXss” by Orca Security, a nod to the FabriXss flaw (CVE-2022-35829, CVSS score: 6.2) that