
A new infostealer is targeting critical infrastructure, posing serious risks to government and energy sectors worldwide. Discover the alarming details.
Cybercriminals are using TikTok and Instagram Reels videos to spread Vidar, an infostealer malware, through fake downloads for popular paid software, according to ReversingLabs. The researchers uncovered two campaigns behind the activity, each using a different approach to draw in viewers before sending them to external download sites. One campaign centered on fake software installation…
It’s been one of those weeks. You expect the usual noise: recycled malware, sloppy attacks, another easy target getting hit. Instead, there’s a supply chain attack kit in a public repo, a $5,000-a-month RAT that clones browsers, and research showing AI agents can be tricked into leaking real credentials. The bigger problem is how polished…
Hackers are using fake Claude Code guide and AI PDFs to spread AsyncRAT malware via Windows attack using PowerShell and Defender exclusions.
The JDY botnet, a malware network previously associated with Chinese threat actors like Volt Typhoon, has significantly expanded its targeting scope and reconnaissance efforts. […]
New variants of the NFCShare Android malware are being distributed as fake updates for legitimate banking apps hosted on GitHub. […]
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Malware Targeting WordPress Abuses Steam Community Profiles for Command & Control Operations Legitimate-Looking Codex Remote UI Secretly Steals Your AI Tokens Operation Dragon Weave : Uncovering a China-Linked Campaign Targeting Czech Republic and Taiwan…
The malware targets developer credentials and cryptocurrency and self-propagates on npm.
32 Red Hat npm packages compromised by Miasma malware expose cloud tokens, CI/CD secrets and developer credentials in supply chain attack.
Gamaredon exploits a WinRAR flaw to drop modular, nearly fileless malware on Ukrainian targets, hiding payloads in Windows streams and resolving C2s via Telegram. Sekoia’s Threat Detection & Research team dropped a YARA rule in late December 2025 to hunt for new initial access vectors, and by January 2026 it had already generated a dozen…
Python scripts were used to test malware against endpoint detection and response agents from Sophos, CrowdStrike, and Windows Defender.
The WeedHack malware is distributed through malicious Minecraft-related mods, clients, and utilities promoted via YouTube and search engine poisoning.
Russia’s FSB claims foreign intelligence planted malware on senior officials’ phones to intercept calls and activate cameras. No technical evidence, no country named. On June 2, 2026, Russia’s Federal Security Service (FSB) published a statement claiming it had uncovered and documented a large-scale foreign intelligence operation targeting the mobile devices of senior Russian officials. The…
A large-scale malware campaign dubbed WeedHack is targeting Minecraft players and has infected more than 116,000 systems since January. […]
Fake ChatGPT desktop app ads pushed password-stealing malware by abusing trusted AI links, hiding from scanners, and tricking users into downloads.
GoDaddy researchers found WordPress malware using Steam Community profile comments to hide encoded command and control data, with nearly 1,980 sites affected.
A threat actor used AI coding tools to build and test EDR evasion malware, Sophos finds
Unknown attackers have compromised 30+ Red Hat Cloud Services npm packages with malware that goes after credentials stored in developers’ build environment. What the malware stole and how it can spread further The compromised packages were published in two different GitHub source repositories on June 1, 2026, between 10:53 and 10:53:33 UTC and 13:44 and…
Malware on approximately 2,000 WordPress sites hid C2 instructions in Steam profile comments using invisible Unicode. GoDaddy researchers spotted a command-and-control infrastructure for a malware campaign abusing Valve’s Steam gaming platform. The experts discovered malware on approximately 1,980 WordPress sites that fetches its instructions by reading Steam Community profile comments, where the actual payload is…
The malware campaign, discovered in July 2025, has affected approximately 1,980 WordPress sites.
A threat actor tracked as DriveSurge has been operating large-scale malware distribution campaigns using ClickFix and FakeUpdates techniques on compromised sites. […]
Nearly 2,000 WordPress websites were infected with malware that relies on Steam Community profile comments to hide command-and-control (C2) data. […]
Push Security says threat actors are delivering malware hosted on chatgpt.com/s/ domain
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Ghost CMS Mass Compromised via CVE-2026-26980, Now Fueling ClickFix Attacks TrapDoor Crypto Stealer Supply Chain Attack Hits 34 Packages and Hundreds of Versions Across npm, PyPI, and Crates.io RemotePE: The Lazarus RAT that lives…
The flaws, disclosed by Token Security, did not require malware or insider access, only a free Zapier account.
Malware analysts spend a lot of time deciding which signals from a sandbox run are worth keeping. A sample executed in a controlled environment can generate hundreds of measurable attributes covering file structure, registry edits, process behavior, and network traffic. Most of those attributes add noise. A recent study works through this problem in detail,…
Taking down a sprawling malware operation once signaled progress in securing the open-source ecosystem. Now, it barely registers. The GlassWorm campaign disruption comes at a moment when attackers can quickly reconstitute, and defenders are increasingly grappling with a new challenge: distinguishing real threats from automated noise. “I think coordinated actions, like GlassWorm, can sever control,…
New actor Jinx-0164 hit crypto developers with fake recruiter lures and macOS malware
Iran’s Nimbus Manticore hackers used trojanized Zoom installers to deploy malware against US firms during a wider IRGC linked cyber campaign.
First identified in February 2025, BTMOB evolved from the SpySolr malware.
What happens when a malware analyst decides to build a product he always wished he had? The case of ANY.RUN tells us that ten years later it may turn into an industry-standard solution, adopted by 74 Fortune 100 companies. Celebrating a decade of ANY.RUN, CEO Aleksey Lapshin shared his perspective on the evolution of the company,…
Nimbus Manticore accelerated cyberattacks during wartime, using AI-assisted malware, fake Zoom installers, and SEO poisoning. When the United States launched Operation Epic Fury against Iran at the end of February 2026, most analysts expected the country’s cyber apparatus to hunker down and weather the storm. That’s not what happened. Instead, researchers at Check Point have…
The malware pairs remote access capabilities with ready-made campaign tools, lowering the barrier for full device compromise
Cybersecurity researchers have shed light on a cross-platform malware called RemotePE that has been put to use by the North Korea-linked Lazarus Group in attacks targeting financial and cryptocurrency organizations. RemotePE, per NCC Group subsidiary Fox-IT, is part of a multi-stage attack chain that involves two loaders tracked as DPAPILoader and RemotePELoader. “DPAPILoader decrypts and
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter Popular node-ipc npm Package Infected with Credential Stealer New Actors Deploy Shai-Hulud Clones: TeamPCP Copycats Are Here Active Supply Chain Attack Compromises @antv Packages on npm actions-cool/issues-helper GitHub Action Compromised: All Tags Point to…
Ghostwriter targeted Ukrainian government agencies with phishing emails delivering malware and Cobalt Strike payloads. The Belarus-nexus APT group Ghostwriter (also tracked as UAC-0057 and UNC1151) has resurfaced with a new phishing campaign targeting Ukrainian government organizations. This time the lure is Prometheus, a legitimate Ukrainian online learning platform that many government employees actually use. Using…
The attack on Based Apparel, reportedly an attempt to distribute infostealer malware designed to steal user credentials, was first brought to light by a user on X.
Void Dokkaebi, a North Korea-aligned intrusion set, has updated its information-stealing malware, InvisibleFerret, shifting its delivery format to evade script-based detections.
Microsoft released emergency fixes for two zero-day vulnerabilities in the malware protection components of Microsoft Defender. The flaws allow local attackers to gain system-level privileges or cause the anti-malware service to stop working correctly. Both conditions are valuable in a malware attack, first to prevent detection if the system relies only on Microsoft endpoint protection…
Cybersecurity researchers have disclosed details of a new Linux malware dubbed Showboat that has been put to use in a campaign targeting a telecommunications provider in the Middle East since at least mid-2022. “Showboat is a modular post-exploitation framework designed for Linux systems, capable of spawning a remote shell, transferring files, and functioning as a…
Cybersecurity researchers expose a 10-month global Android malware campaign using fake apps to secretly charge users through premium SMS bills.
Banana RAT malware hidden in fake invoices and security update screens targets customers at 16 Brazilian banks stealing data with QR fraud.
Microsoft has disrupted the infrastructure powering the largest malware code-signing service used to help ransomware groups and other cybercriminals make malicious programs harder to detect on Windows. The threat actors behind the service used stolen identities and impersonated legitimate organizations to obtain more than 1,000 code-signing certificates. Microsoft seized the group’s website, signspace[.]cloud, revoked the…
Microsoft disrupted Fox Tempest, a malware-signing-as-a-service (MSaaS) that allowed attackers to sign malware with fake trusted certificates. Microsoft said it disrupted a cybercrime operation run by a threat actor named Fox Tempest, which helped threat actors sign malware with short-lived certificates to make malicious software appear legitimate. The service abused Microsoft Artifact Signing and supported…
A self-replicating malware campaign known as Mini Shai-Hulud has resurfaced, this time embedding itself across hundreds of npm packages. The threat actor behind it, identified as TeamPCP, has been linked to earlier waves of the same campaign, with this latest variant more capable than previous waves. Researchers analyzing the payload found a worm that spreads…
The newly discovered Reaper malware bypasses Apple’s macOS Tahoe 26.4 security updates to steal passwords, crypto assets, and install a permanent backdoor.
The Shai-Hulud malware leaked last week is now used in new attacks on the Node Package Manager (npm) index, as infected packages emerged over the weekend. […]
A new analysis of the Lua-based fast16 malware has confirmed that it was a cyber sabotage tool designed to tamper with nuclear weapons testing simulations. According to Broadcom-owned Symantec and Carbon Black teams, the pre-Stuxnet tool was engineered to corrupt uranium-compression simulations that are central to nuclear weapon design. “Fast16’s hook engine is selectively interested…
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter JDownloader site hacked to replace installers with Python RAT malware New TrickMo Variant: Device Take Over malware targeting Banking, Fintech, Wallet & Auth apps Threat Actor Mr_Rot13 Actively Exploits CVE-2026-41940 for Backdoor Deployment Operation…
Russia-linked APT group Turla turned its Kazuar malware into a stealthy P2P botnet for long-term access to compromised systems. Russia-linked APT group Turla upgraded its Kazuar backdoor into a modular peer-to-peer botnet designed for stealth and persistent access to infected systems. Microsoft researchers say the malware allows attackers to maintain long-term control while making detection…
Hackers have injected credential-stealing malware into newly published versions of node-ipc, a popular inter-process communication package, in a new supply chain attack targeting npm. […]
Hackers are hiding XWorm malware in PyInstaller files to bypass Windows security, steal data and remotely control devices through ads.
In Your Biggest Security Risk Isn’t Malware — It’s What You Already Trust, we made a simple argument: the most dangerous activity inside most organizations no longer looks like an attack. It looks like administration. PowerShell, WMIC, netsh, Certutil, MSBuild — the same trusted utilities your IT team uses every day are also the preferred…
Hackers are using Fake interview apps to spread JobStealer malware on macOS and Windows to steal crypto wallets, browser data, and passwords.
A rapidly spreading malware campaign has infected hundreds of software packages across major open-source registries, embedding credential-stealing code into development tools downloaded millions of times a week. The attack, referred to as “mini Shai-Hulud,” targeted prominent software libraries, including TanStack, UiPath, and MistralAI. TanStack’s React Router package alone accounts for more than 12 million weekly…
Researchers at Ontinue have discovered an undocumented malware campaign targeting developers with fake Claude Code installers to steal browser passwords and cookies.
A large-scale software supply-chain attack involving the “Shai-Hulud” malware has compromised hundreds of packages across open-source software ecosystems. […]
HiddenLayer reveals infostealer malware in a Hugging Face repository
A new variant of the TrickMo Android banking malware, delivered in campaigns targeting users across Europe, introduces new commands and uses The Open Network (TON) for stealthy command-and-control communications. […]
Why most endpoint protection still treats ransomware as just another piece of malware, and what changes when you watch the data instead of the attacker. Categories: Products & Services Tags: Ransomware, Endpoint, Sophos Endpoint, EDR, AI, artificial intelligence
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter CloudZ RAT potentially steals OTP messages using Pheno plugin Backdoored PyTorch Lightning package drops credential stealer A rigged game: ScarCruft compromises gaming platform in a supply-chain attack Muddying the Tracks: The State-Sponsored Shadow Behind…
A new malware framework called PCPJack is stealing credentials from exposed cloud infrastructure while actively removing TeamPCP’s access to the systems. […]
The Australian Cyber Security Center (ACSC) is warning organizations of an ongoing malware campaign using the ClickFix social engineering technique to distribute the Vidar Stealer info-stealing malware. […]
A malware campaign is exploiting a built-in Windows feature to intercept sensitive data — without ever touching the victim’s phone. Cisco Talos researchers identified the CloudZ remote access trojan (RAT) using a custom plugin to monitor Microsoft’s Phone Link application and potentially capture SMS-based one-time passwords (OTPs). “MFA bypass is becoming a bigger and bigger…
AI Leak Fuels Malware Scams. Company source code is proprietary and typically held as top secret. However, a recent software leak accident by Anthropic has led to a cascade of nefarious behaviours by hackers. Anthropic is the well-known creator of Claude AI, and the accidental leak of the source code has allowed scammers to create…
A newly identified malware campaign is abusing Microsoft’s Phone Link feature to intercept SMS-based one-time passwords and other sensitive mobile data directly from Windows systems. The activity, first observed by Cisco Talos in January 2026, involves a remote access trojan dubbed CloudZ and a custom plugin named Pheno that together allow attackers to harvest credentials…
A newly identified malware campaign is abusing Microsoft’s Phone Link feature to intercept SMS-based one-time passwords and other sensitive mobile data directly from Windows systems. The activity, first observed by Cisco Talos in January 2026, involves a remote access trojan dubbed CloudZ and a custom plugin named Pheno that together allow attackers to harvest credentials…
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Malware Newsletter fast16 | Mystery ShadowBrokers Reference Reveals High-Precision Software Sabotage 5 Years Before Stuxnet 73 Open VSX Sleeper Extensions Linked to GlassWorm Show New Malware Activations An alarm clock you can’t ignore: How CapFix attacks…
Suspects accused of distributing malware and selling access to stolen Roblox accounts on Russian marketplaces
An analysis of the destructive malware reveals sophisticated living-off-the-land (LotL) techniques and detailed strategies for the widespread deletion of data.
The malware has filled the gap created by last year’s law enforcement takedowns of Lumma and Rhadamanthys.
Researchers have uncovered a malware framework dubbed “fast16” that predates Stuxnet by 5 years.
The “fast16” malware may have been used to target Iran’s nuclear program prior to Stuxnet
Fast16 is a pre-Stuxnet malware that tampered with precision software and spread itself. Evidence suggests links to U.S. operations during early cyber tensions. SentinelOne uncovered Fast16, a sabotage malware used in 2005, years before Stuxnet. The malicious code is written in Lua and targeted high-precision calculation software, altering results and spreading across systems. The malware…
ESET found a new China-linked APT, tracked as GopherWhisper, targeting Mongolia using Go-based malware, loaders, and backdoors. ESET researchers uncovered a new China-aligned APT group called GopherWhisper, targeting government institutions in Mongolia. The group’s arsenal includes a range of tools mainly written in Go, such as loaders and injectors, which are used to deploy multiple…
Security Affairs Malware newsletter includes a collection of the best articles and research on malware in the international landscape Morpheus: A new Spyware linked to IPS Intelligence The iPhone — invincible no more: a look at DarkSword and Coruna Lotus Wiper: a new threat targeting the energy and utilities sector New NGate variant hides in…
A threat group tracked as UNC6692 uses social engineering to deploy a new “Snow” malware set that includes a browser extension, a tunneler, and a backdoor. […]
Cybersecurity researchers have discovered a new Lua-based malware created years before the notorious Stuxnet worm that aimed to sabotage Iran’s nuclear program by destroying uranium enrichment centrifuges. According to a new report published by SentinelOne, the previously undocumented cyber sabotage framework dates back to 2005, primarily targeting high-precision calculation software to tamper
Cybersecurity agencies in the U.S. and U.K. are warning about a custom malware called Firestarter persisting on Cisco Firepower and Secure Firewall devices running Adaptive Security Appliance (ASA) or Firepower Threat Defense (FTD) software. […]
A new phishing campaign targeting Brazilian users demonstrates how modern financial malware has evolved from simple credential theft into full-scale, operator-driven fraud platforms. Disguised as a judicial summons, this campaign leverages social engineering, multi-stage malware delivery, and real-time remote access capabilities to compromise victims and actively assist attackers in financial theft. For organizations, the implications extend beyond individual users. Employees accessing corporate…
One day AI may be capable of creating malware that threatens critical infrastructure. But that day was not earlier this month, when reports surfaced of a new piece of malware seemingly configured to search for and sabotage Israeli water infrastructure, according to industrial cybersecurity firm Dragos. The malware, called ZionSiphon, was first identified by AI…
New GoGra Linux malware linked to Harvester APT targets systems in South Asia, using fake PDFs and Microsoft APIs for covert command and control.
A new GoGra Linux malware uses Microsoft Graph API and an Outlook inbox to deliver payloads, making it stealthy and hard to detect. A new Linux version of the GoGra backdoor uses Microsoft’s Graph API and an Outlook inbox to deliver malicious payloads stealthily. The malware is linked to the Harvester cyberespionage group, which is…
A new Mirai-based malware campaign is actively exploiting CVE-2025-29635, a high-severity command-injection vulnerability affecting D-Link DIR-823X routers, to enlist devices into the botnet. […]
Cybersecurity researchers have discovered a new variant of a known malware called LOTUSLITE that’s distributed via a theme related to India’s banking sector. “The backdoor communicates with a dynamic DNS-based command-and-control server over HTTPS and supports remote shell access, file operations, and session management, indicating a continued espionage-focused capability set rather than
A previously undocumented data-wiping malware dubbed Lotus was used last year in targeted attacks against energy and utilities organizations in Venezuela. […]
NGate malware abuses HandyPay app to steal NFC card data and PINs in Brazil
Cybersecurity researchers have discovered a new iteration of an Android malware family calledNGate that has been found to abuse a legitimate application called HandyPay instead of NFCGate. “The threat actors took the app, which is used to relay NFC data, and patched it with malicious code that appears to have been AI-generated,” ESET security researcher Lukáš…
A new variant of the NGate malware that steals NFC payment data is targeting Android users by hiding in a trojanized version of HandyPay, a legitimate mobile payments processing tool. […]
ESET researchers discover another iteration of NGate malware, this time possibly developed with the assistance of AI
In mid-April 2026, researchers at Darktrace published a detailed breakdown of a malware sample that occupies a narrow but alarming niche in the threat landscape: a Windows-based OT weapon apparently designed from the ground up to sabotage Israeli water treatment and desalination infrastructure. The malware identifies itself internally as ZionSiphon — the name appears in a core…
A SystemBC proxy malware botnet of more than 1,570 hosts, believed to be corporate victims, has been discovered following an investigation into a Gentlemen ransomware attack carried out by a gang affiliate. […]
ZionSiphon malware targets OT water systems with sabotage and ICS scanning capabilities
Cybersecurity researchers have flagged a new malware called ZionSiphon that appears to be specifically designed to target Israeli water treatment and desalination systems. The malware has been codenamed ZionSiphon by Darktrace, highlighting its ability to set up persistence, tamper with local configuration files, and scan for operational technology (OT)-relevant services on the local subnet.