LeakNet Ransomware Uses ClickFix via Hacked Sites, Deploys Deno In-Memory Loader

The ransomware operation known as LeakNet has adopted the ClickFix social engineering tactic delivered through compromised websites as an initial access method. The use of ClickFix, where users are tricked into manually running malicious commands to address non-existent errors, is a departure fro...

ClickFix Campaigns Spread MacSync macOS Infostealer via Fake AI Tool Installers

Three different ClickFix campaigns have been found to act as a delivery vector for the deployment of a macOS information stealer called MacSync. "Unlike traditional exploit-based attacks, this method relies entirely on user interaction – usually in the form of copying and executing commands –...

Investigating a New Click-Fix Variant

Disclaimer : This report has been prepared by the Threat Research Center to enhance cybersecurity awareness and support the strengthening of defense capabilities. It is based on independent research and observations of the current threat landscape available at the time of publication. The content...

Attackers impersonate Temu in ClickFix $Temu airdrop scam

Update Friday, March 13: A Temu spokesperson contacted us to say: " Temu has not issued any cryptocurrency, token, or digital asset—including any so-called "Temu Coin." Any airdrop, wallet claim, or cryptocurrency offer purporting to be from Temu is fraudulent and has no connection to our company...

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...

Through the Lens of MDR: Analysis of KongTuke’s ClickFix Abuse of Compromised WordPress Sites

Our analysis of an active KongTuke campaign deploying modeloRAT — malware capable of reconnaissance, command execution, and persistent access — through compromised WordPress sites and fake CAPTCHA lures shows that the group still operates this delivery chain in parallel with the newer CrashFix...

Fake CleanMyMac Site Uses ClickFix Trick to Install SHub Stealer on macOS

Researchers warn of a fake CleanMyMac site using a ClickFix attack to install SHub Stealer on macOS and steal passwords and crypto wallets...

Microsoft Reveals ClickFix Campaign Using Windows Terminal to Deploy Lumma Stealer

Microsoft on Thursday disclosed details of a new widespread ClickFix social engineering campaign that has leveraged the Windows Terminal app as a way to activate a sophisticated attack chain and deploy the Lumma Stealer malware. The activity, observed in February 2026, makes use of the terminal...

A week in security (February 16 – February 22)

Last week on Malwarebytes Labs: Age verification vendor Persona left frontend exposed, researchers say Facebook ads spread fake Windows 11 downloads that steal passwords and crypto wallets AI-generated passwords are a security risk Intimate products maker Tenga spilled customer data Meta patents ...

New ClickFix Attack Targets Crypto Wallets and 25+ Browsers with Infostealer

Researchers at CyberProof have identified a new fake captcha campaign linked to the ClickFix operation. This stealthy infostealer targets over 25 browsers, cryptocurrency wallets like MetaMask, and gaming accounts by tricking users into executing malicious PowerShell commands...

ClickFix Campaign Abuses Compromised Sites to Deploy MIMICRAT Malware

Cybersecurity researchers have disclosed details of a new ClickFix campaign that abuses compromised legitimate sites to deliver a previously undocumented remote access trojan RAT called MIMICRAT aka AstarionRAT. "The campaign demonstrates a high level of operational sophistication: compromised...

Google Ads and Claude AI Abused to Spread MacSync Malware via ClickFix

Cybersecurity experts at Moonlock Lab have discovered a new ClickFix attack. Hackers are using hijacked Google Ads and fake Claude AI guides to trick Mac users into installing the data-stealing MacSync malware...

Microsoft Discloses DNS-Based ClickFix Attack Using Nslookup for Malware Staging

Microsoft has disclosed details of a new version of the ClickFix social engineering tactic in which the attackers trick unsuspecting users into running commands that carry out a Domain Name System DNS lookup to retrieve the next-stage payload. Specifically, the attack relies on using the "nslooku...

New Clickfix variant ‘CrashFix’ deploying Python Remote Access Trojan

In January 2026, Microsoft Defender Experts identified a new evolution in the ongoing ClickFix campaign. This updated tactic deliberately crashes victims’ browsers and then attempts to lure users into executing malicious commands under the pretext of restoring normal functionality. This variant...

New Clickfix variant ‘CrashFix’ deploying Python Remote Access Trojan

In January 2026, Microsoft Defender Experts identified a new evolution in the ongoing ClickFix campaign. This updated tactic deliberately crashes victims’ browsers and then attempts to lure users into executing malicious commands under the pretext of restoring normal functionality. This variant...

Microsoft Warns Python Infostealers Target macOS via Fake Ads and Installers

Microsoft has warned that information-stealing attacks are "rapidly expanding" beyond Windows to target Apple macOS environments by leveraging cross-platform languages like Python and abusing trusted platforms for distribution at scale. The tech giant's Defender Security Research Team said it...

Infostealers without borders: macOS, Python stealers, and platform abuse

Infostealer threats are rapidly expanding beyond traditional Windows-focused campaigns, increasingly targeting macOS environments, leveraging cross-platform languages such as Python, and abusing trusted platforms and utilities to silently deliver credential-stealing malware at scale. Since late...

Fake extension crashes browsers to trick users into infecting themselves

Researchers have found another method used in the spirit of ClickFix: CrashFix. ClickFix campaigns use convincing lures—historically “Human Verification” screens—to trick the user into pasting a command from the clipboard. After fake Windows update screens, video tutorials for Mac users, and many...

CrashFix Chrome Extension Delivers ModeloRAT Using ClickFix-Style Browser Crash Lures

Cybersecurity researchers have disclosed details of an ongoing campaign dubbed KongTuke that used a malicious Google Chrome extension masquerading as an ad blocker to deliberately crash the web browser and trick victims into running arbitrary commands using ClickFix-like lures to deliver a...

New CastleLoader Variant Linked to 469 Infections Across Critical Sectors

ANY.RUN report reveals how the new CastleLoader malware targets US government agencies using stealthy ClickFix tricks and memory-based attacks to bypass security...