Russian State-Linked APT28 Exploits SOHO Routers in Global DNS Hijacking Campaign

The Russia-linked threat actor known as APT28 aka Forest Blizzard has been linked to a new campaign that has compromised insecure MikroTik and TP-Link routers and modified their settings to turn them into malicious infrastructure under their control as part of a cyber espionage campaign since at...

Device Code Phishing Hits 340+ Microsoft 365 Orgs Across Five Countries via OAuth Abuse

Cybersecurity researchers are calling attention to an active device code phishing campaign that's targeting Microsoft 365 identities across more than 340 organizations in the U.S., Canada, Australia, New Zealand, and Germany. The activity, per Huntress, was first spotted on February 19, 2026, wit...

When Trusted Websites Turn Malicious: WordPress Compromises Advance Global Stealer Operation

Overview Rapid7 Labs has identified and analyzed an ongoing, widespread compromise of legitimate, potentially highly trusted WordPress websites, misused by an unidentified threat actor to inject a ClickFix implant impersonating a Cloudflare human verification challenge CAPTCHA. The lure is design...

Arsink Spyware Posing as WhatsApp, YouTube, Instagram, TikTok Hits 143 Countries

Another day, another Android malware campaign targeting unsuspecting users worldwide by masquerading as popular apps...

Widespread Magecart Campaign Targets Users of All Major Credit Cards

Researchers at Silent Push have exposed a global Magecart campaign stealing credit card data since 2022. Learn how this invisible web-skimming attack targets major networks like Mastercard and Amex, and how to stay safe...

CTM360 Exposes a Global WhatsApp Hijacking Campaign: HackOnChat

CTM360 has identified a rapidly expanding WhatsApp account-hacking campaign targeting users worldwide via a network of deceptive authentication portals and impersonation pages. The campaign, internally dubbed HackOnChat, abuses WhatsApp's familiar web interface, using social engineering tactics t...

TamperedChef Malware Spreads via Fake Software Installers in Ongoing Global Campaign

Threat actors are leveraging bogus installers masquerading as popular software to trick users into installing malware as part of a global malvertising campaign dubbed TamperedChef. The end goal of the attacks is to establish persistence and deliver JavaScript malware that facilitates remote acces...

HackOnChat: Unmasking the WhatsApp Hacking Scam

CTM360 has discovered a large-scale malicious campaign targeting WhatsApp users worldwide. This scam is designed to hijack WhatsApp accounts through deceptive phishing schemes that exploit user trust in the WhatsApp brand. Threat actors behind this campaign create fraudulent websites that closely...

China-Linked Hackers Target Cisco Firewalls in Global Campaign

New reports show China-based hackers are targeting US federal, state, and global government networks via unpatched Cisco firewalls. Get the full details and necessary steps to secure devices...

Smishing Triad Linked to 194,000 Malicious Domains in Global Phishing Operation

The threat actors behind a large-scale, ongoing smishing campaign have been attributed to more than 194,000 malicious domains since January 1, 2024, targeting a broad range of services across the world, according to new findings from Palo Alto Networks Unit 42. "Although these domains are...

EvilAI Malware Masquerades as AI Tools to Infiltrate Global Organizations

Threat actors have been observed using seemingly legitimate artificial intelligence AI tools and software to sneakily slip malware for future attacks on organizations worldwide. According to Trend Micro, the campaign is using productivity or AI-enhanced tools to deliver malware targeting various...

Phishing Campaign Uses UpCrypter in Fake Voicemail Emails to Deliver RAT Payloads

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...

Beware: Fake CAPTCHA Campaign Spreads Lumma Stealer in Multi-Industry Attacks

Cybersecurity researchers are calling attention to a new malware campaign that leverages fake CAPTCHA verification checks to deliver the infamous Lumma information stealer. "The campaign is global, with Netskope Threat Labs tracking victims targeted in Argentina, Colombia, the United States, the...

New Voldemort Malware Uses Google Sheets to Target Key Sectors Globally

The Voldemort Malware campaign is spreading globally with over 20,000 phishing emails sent to more than 70 organizations,…...

Episode 2: Behind the Scenes of a Tailor-Made Massive Phishing Campaign Part 2

Executive Summary Last summer, we investigated a massive, global phishing campaign impersonating almost 350 legitimate companies. Our continued investigation into this expansive phishing campaign revealed leaked backend source code, shedding light on the infrastructure behind the operation. This...

Grandoreiro Banking Trojan Resurfaces, Targeting Over 1,500 Banks Worldwide

The threat actors behind the Windows-based Grandoreiro banking trojan have returned in a global campaign since March 2024 following a law enforcement takedown in January. The large-scale phishing attacks, likely facilitated by other cybercriminals via a malware-as-a-service MaaS model, target ove...

Attackers demand ransoms for stolen LinkedIn accounts

An ongoing campaign targeting LinkedIn accounts has led to victims losing control of their accounts, or being locked out following repeated login attempts. Whether the attackers are using brute force methods or credential stuffing isn't known, but because some victims are being being locked out...

N. Korean Kimsuky Hackers Using New Recon Tool ReconShark in Latest Cyberattacks

The North Korean state-sponsored threat actor known as Kimsuky has been discovered using a new reconnaissance tool called ReconShark as part of an ongoing global campaign. "ReconShark is actively delivered to specifically targeted individuals through spear-phishing emails, OneDrive links leading ...

International Authorities Take Down Flubot Malware Network

International law enforcement has taken down the infrastructure behind Flubot, a nasty piece of malware which had been spreading with unprecedented speed across Android devices globally since December 2020. Europol revealed Wednesday that a collaboration between law enforcement in 11 countries le...

‘Dark Herring’ Billing Malware Swims onto 105M Android Devices

Nearly 500 malicious apps lurking on the Google Play Store have successfully installed Dark Herring malware — a cash-stealer intended to add sneaky charges onto mobile carrier bills — on more than 100 million Android devices across the globe. That’s quite a school of fish. Dark Herring malware wa...