COOKIE SPIDER’s Malvertising Drops New SHAMOS macOS Malware

CrowdStrike reports COOKIE SPIDER using malvertising to spread SHAMOS macOS malware a new variant of AMOS infostealer, stealing…...

Think before you Click(Fix): Analyzing the ClickFix social engineering technique

Over the past year, Microsoft Threat Intelligence and Microsoft Defender Experts have observed the ClickFix social engineering technique growing in popularity, with campaigns targeting thousands of enterprise and end-user devices globally every day. Since early 2024, we’ve helped multiple custome...

Think before you Click(Fix): Analyzing the ClickFix social engineering technique

Over the past year, Microsoft Threat Intelligence and Microsoft Defender Experts have observed the ClickFix social engineering technique growing in popularity, with campaigns targeting thousands of enterprise and end-user devices globally every day. Since early 2024, we’ve helped multiple custome...

New Malvertising Attack Spreads Crypto Stealing PS1Bot Malware

Cisco Talos researchers have discovered a dangerous new malware framework called PS1Bot. Active since early 2025, this sophisticated…...

New PS1Bot Malware Campaign Uses Malvertising to Deploy Multi-Stage In-Memory Attacks

Cybersecurity researchers have discovered a new malvertising campaign that's designed to infect victims with a multi-stage malware framework called PS1Bot. "PS1Bot features a modular design, with several modules delivered used to perform a variety of malicious activities on infected systems,...

Malvertising campaign leads to PS1Bot, a multi-stage malware framework

Cisco Talos has observed an ongoing malware campaign that seeks to infect victims with a multi-stage malware framework, implemented in PowerShell and C, which we are referring to as "PS1Bot." PS1Bot features a modular design, with several modules delivered used to perform a variety of malicious...

Toxic trend: Another malware threat targets DeepSeek

Introduction DeepSeek-R1 is one of the most popular LLMs right now. Users of all experience levels look for chatbot websites on search engines, and threat actors have started abusing the popularity of LLMs. We previously reported attacks with malware being spread under the guise of DeepSeek to...

Threat actors misuse Node.js to deliver malware and other malicious payloads

Since October 2024, Microsoft Defender Experts DEX has observed and helped multiple customers address campaigns leveraging Node.js to deliver malware and other payloads that ultimately lead to information theft and data exfiltration. While traditional scripting languages like Python, PHP, and...

Microsoft Dismantles Malvertising Scam Using GitHub, Discord, Dropbox

Microsoft Threat Intelligence exposes a malvertising campaign exploiting GitHub, Discord, and Dropbox. Discover the multi-stage attack chain, the…...

Microsoft Warns of Malvertising Campaign Infecting Over 1 Million Devices Worldwide

Microsoft has disclosed details of a large-scale malvertising campaign that's estimated to have impacted over one million devices globally as part of what it said is an opportunistic attack designed to steal sensitive information. The tech giant, which detected the activity in early December 2024...

Malvertising campaign leads to info stealers hosted on GitHub

In early December 2024, Microsoft Threat Intelligence detected a large-scale malvertising campaign that impacted nearly one million devices globally in an opportunistic attack to steal information. The attack originated from illegal streaming websites embedded with malvertising redirectors, leadi...

CVE-2025-1066

OpenPLCV3 contains an arbitrary file upload vulnerability, which could be leveraged for malvertising or phishing campaigns...

CVE-2025-1066: Undefined Security Weakness

OpenPLCV3 contains an arbitrary file upload vulnerability, which could be leveraged for malvertising or phishing campaigns...

CVE-2025-1066 CVE-2025-1066

OpenPLCV3 contains an arbitrary file upload vulnerability, which could be leveraged for malvertising or phishing campaigns...

CVE-2025-1066 CVE-2025-1066

OpenPLCV3 contains an arbitrary file upload vulnerability, which could be leveraged for malvertising or phishing campaigns...

CVE-2025-1066 CVE-2025-1066

OpenPLCV3 contains an arbitrary file upload vulnerability, which could be leveraged for malvertising or phishing campaigns...

CVE-2025-1066

OpenPLC_V3 contains an arbitrary file upload vulnerability that can be leveraged for malvertising or phishing campaigns. The affected software is an open-source programmable logic controller developed by Thiago Alves, used for industrial automation and research. While the specific version affecte...

PT-2025-5795 · Unknown · Openplc V3

Name of the Vulnerable Software and Affected Versions: OpenPLC V3 affected versions not specified Description: The issue concerns an arbitrary file upload vulnerability. This could be exploited for malvertising or phishing campaigns. Recommendations: At the moment, there is no information about a...

Malvertising Scam Uses Fake Google Ads to Hijack Microsoft Advertising Accounts

Cybersecurity researchers have discovered a malvertising campaign that's targeting Microsoft advertisers with bogus Google ads that aim to take them to phishing pages that are capable of harvesting their credentials. "These malicious ads, appearing on Google Search, are designed to steal the logi...

Google Ads Users Targeted in Malvertising Scam Stealing Credentials and 2FA Codes

Cybersecurity researchers have alerted to a new malvertising campaign that's targeting individuals and businesses advertising via Google Ads by attempting to phish for their credentials via fraudulent ads on Google. "The scheme consists of stealing as many advertiser accounts as possible by...