From HealthKick to GOVERSHELL: The Evolution of UTA0388’s Espionage Malware

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A China-aligned threat actor codenamed UTA0388 has been attributed to a series of spear-phishing campaigns targeting North America, Asia, and Europe that are designed to deliver a Go-based implant known as GOVERSHELL. "The initially observed campaigns were tailored to the targets, and the messages purported to be sent by senior researchers and analysts from legitimate-sounding, completely
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New ClayRat Spyware Targets Android Users via Fake WhatsApp and TikTok Apps

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A rapidly evolving Android spyware campaign called ClayRat has targeted users in Russia using a mix of Telegram channels and lookalike phishing websites by impersonating popular apps like WhatsApp, Google Photos, TikTok, and YouTube as lures to install them. "Once active, the spyware can exfiltrate SMS messages, call logs, notifications, and device information; taking photos with the front
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ThreatsDay Bulletin: MS Teams Hack, MFA Hijacking, $2B Crypto Heist, Apple Siri Probe & More

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Cyber threats are evolving faster than ever. Attackers now combine social engineering, AI-driven manipulation, and cloud exploitation to breach targets once considered secure. From communication platforms to connected devices, every system that enhances convenience also expands the attack surface. This edition of ThreatsDay Bulletin explores these converging risks and the safeguards that help
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Hackers Access SonicWall Cloud Firewall Backups, Spark Urgent Security Checks

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SonicWall on Wednesday disclosed that an unauthorized party accessed firewall configuration backup files for all customers who have used the cloud backup service. "The files contain encrypted credentials and configuration data; while encryption remains in place, possession of these files could increase the risk of targeted attacks," the company said. It also noted that it's working to notify all
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SaaS Breaches Start with Tokens – What Security Teams Must Watch

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Token theft is a leading cause of SaaS breaches. Discover why OAuth and API tokens are often overlooked and how security teams can strengthen token hygiene to prevent attacks. Most companies in 2025 rely on a whole range of software-as-a-service (SaaS) applications to run their operations. However, the security of these applications depends on small pieces of data called tokens. Tokens, like
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From Phishing to Malware: AI Becomes Russia’s New Cyber Weapon in War on Ukraine

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Russian hackers' adoption of artificial intelligence (AI) in cyber attacks against Ukraine has reached a new level in the first half of 2025 (H1 2025), the country's State Service for Special Communications and Information Protection (SSSCIP) said. "Hackers now employ it not only to generate phishing messages, but some of the malware samples we have analyzed show clear signs of being generated
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Critical Exploit Lets Hackers Bypass Authentication in WordPress Service Finder Theme

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Threat actors are actively exploiting a critical security flaw impacting the Service Finder WordPress theme that makes it possible to gain unauthorized access to any account, including administrators, and take control of susceptible sites. The authentication bypass vulnerability, tracked as CVE-2025-5947 (CVSS score: 9.8), affects the Service Finder Bookings, a WordPress plugin bundled with the
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ShinyHunters Wage Broad Corporate Extortion Spree (Krebs on Security)

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A cybercriminal group that used voice phishing attacks to siphon more than a billion records from Salesforce customers earlier this year has launched a website that threatens to publish data stolen from dozens of Fortune 500 firms if they refuse to pay a ransom. The group also claimed responsibility for a recent breach involving Discord user data, and for stealing terabytes of sensitive files from thousands of customers of the enterprise software maker Red Hat. The new extortion website tied to ShinyHunters (UNC6040), which threatens to publish stolen data unless Salesforce or individual victim companies agree to pay a ransom. In May 2025, a prolific and amorphous English-speaking cybercrime group known as ShinyHunters launched a social engineering campaign that used voice phishing to trick targets into connecting a malicious app…
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ShinyHunters Wage Broad Corporate Extortion Spree

Actualités
A cybercriminal group that used voice phishing attacks to siphon more than a billion records from Salesforce customers earlier this year has launched a website that threatens to publish data stolen from dozens of Fortune 500 firms if they refuse to pay a ransom. The group also claimed responsibility for a recent breach involving Discord user data, and for stealing terabytes of sensitive files from thousands of customers of the enterprise software maker Red Hat. The new extortion website tied to ShinyHunters (UNC6040), which threatens to publish stolen data unless Salesforce or individual victim companies agree to pay a ransom. In May 2025, a prolific and amorphous English-speaking cybercrime group known as ShinyHunters launched a social engineering campaign that used voice phishing to trick targets into connecting a malicious app…
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Hackers Exploit WordPress Sites to Power Next-Gen ClickFix Phishing Attacks

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Cybersecurity researchers are calling attention to a nefarious campaign targeting WordPress sites to make malicious JavaScript injections that are designed to redirect users to sketchy sites. "Site visitors get injected content that was drive-by malware like fake Cloudflare verification," Sucuri researcher Puja Srivastava said in an analysis published last week. The website security company
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