Curated Cyber Threat Intelligence

Threat Feed

Daily intelligence on vulnerabilities, threat actors and geopolitical context — distilled from primary sources.

scheduleUpdated 2026-10-28 · 04:17 UTC
articleTotal: 1890 reports

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953 E-Commerce Stores Compromised in Long-Running Magento Campaignhighperson_alertThreat Actor
person_alertThreat Actor

953 E-Commerce Stores Compromised in Long-Running Magento Campaign

An unknown threat actor has been conducting a sustained campaign since July 2025 targeting e-commerce platforms, primarily Magento-based online stores. The actor demonstrates sophisticated operational security through scanner-evasion techniques and i…

Magento26 Oct · 17:12 UTC
Microsoft Teams External Chat Exploited for IT Support Impersonationhighperson_alertThreat Actor
person_alertThreat Actor

Microsoft Teams External Chat Exploited for IT Support Impersonation

Unknown threat actors conducting a recurring social engineering campaign across hundreds of incidents. The activity shows overlap with STAC4749, a tracked cluster known for creating IT-themed cloud domains under the ".top" TLD and using plausible emp…

Microsoft26 Oct · 14:52 UTC
Ovi Exposes uCreator Android Spyware Targeting Telegram and WeChathighperson_alertThreat Actor
person_alertThreat Actor

Ovi Exposes uCreator Android Spyware Targeting Telegram and WeChat

Ovi is a security researcher who discovered and analyzed the uCreator Android spyware kit in October 2026. Ovi is not a threat actor but rather the researcher who exposed this rentable spyware operation.

Telegram26 Oct · 08:54 UTC
Microsoft 365 AitM campaign compromises 97 accounts via token replayhighbug_reportVulnerability
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Microsoft 365 AitM campaign compromises 97 accounts via token replay

Microsoft 365 / Entra ID users across 79 organizations. Campaign active July 14 - September 22, 2026. 497 successful sign-ins from 200,000+ attempts originating from 193.26.115.0/24 IP range. 48 rogue Entra devices registered.

Microsoft26 Oct · 07:35 UTC
Gheist Campaign Steals GitHub Secrets via Automated Workflow Injectionhighperson_alertThreat Actor
person_alertThreat Actor

Gheist Campaign Steals GitHub Secrets via Automated Workflow Injection

Gheist is an automated campaign tracked since September 15, 2026, named after the user agent "gheist" observed in GitHub API requests. The campaign leverages stolen GitHub tokens to inject malicious workflows into private repositories and GitHub Ente…

GitHub26 Oct · 06:49 UTC
AI coding agents tricked into installing malware via planted instruction fileshighbug_reportVulnerability
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AI coding agents tricked into installing malware via planted instruction files

AI coding agents including OpenAI Codex and Anthropic Claude Code. Developers running agents in ~/Downloads folder are at risk. Attack leverages AGENTS.md/CLAUDE.md instruction files to install malicious npm package function-color (part of MALFEX cam…

npm26 Oct · 05:03 UTC
Threat actor k0t exploits Fortinet and Palo Alto firewalls, exposes 70K credshighbug_reportVulnerability
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Threat actor k0t exploits Fortinet and Palo Alto firewalls, exposes 70K creds

Fortinet FortiGate and FortiWeb firewalls, Palo Alto Networks GlobalProtect, PAN-OS, and Prisma Access. Exploited vulnerabilities: CVE-2025-64446 (FortiWeb path traversal) and CVE-2026-0257 (PAN-OS/Prisma Access authentication bypass).

Fortinet23 Oct · 11:50 UTC
PHP2Shell RCE flaws exploited to deploy Mirai botnet, attacks unsuccessfulhighbug_reportVulnerability
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PHP2Shell RCE flaws exploited to deploy Mirai botnet, attacks unsuccessful

PHP versions prior to 8.5.12, 8.4.27, 8.3.36, and 8.2.35. Vulnerabilities CVE-2026-109618 and CVE-2026-109619 (CVSS 9.2) enable unauthenticated remote code execution via crafted HTTP requests.

CVE-2026-10961823 Oct · 05:40 UTC
INTERPOL disrupts 10,909 cybercrime networks, arrests 1,462 in 21 countrieshighbug_reportVulnerability
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INTERPOL disrupts 10,909 cybercrime networks, arrests 1,462 in 21 countries

Global cybercrime infrastructure across 21 African and international countries. Targeted networks include phishing operations, business email compromise (BEC), investment fraud schemes, illegal cryptocurrency mining, and botnet infrastructure.

The Hacker News22 Oct · 11:38 UTC
Operation Serengeti III disrupts 10,909 networks, arrests 1,462 in Africahighbug_reportVulnerability
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Operation Serengeti III disrupts 10,909 networks, arrests 1,462 in Africa

Cybercriminal infrastructure across 21 African countries, including business email compromise operations, ransomware networks, phishing infrastructure, fraudulent mobile lending apps, illegal cryptocurrency mining operations, and online investment sc…

BleepingComputer22 Oct · 06:27 UTC
AI-Enabled Cybercrime Campaign Targets Indian Orgs via Jailbroken LLMshighperson_alertThreat Actor
person_alertThreat Actor

AI-Enabled Cybercrime Campaign Targets Indian Orgs via Jailbroken LLMs

The campaign is attributed to an actor operating under the handle "BUGSTER." The actor demonstrates limited technical sophistication, relying heavily on AI-generated scripts, reconnaissance reports, and step-by-step guidance from jailbroken AI assist…

Unit 42 (Palo Alto)21 Oct · 12:00 UTC
ClickFix attacks surge via fake AI installers and malicious search adshighbug_reportVulnerability
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ClickFix attacks surge via fake AI installers and malicious search ads

Organizations using AI tools (Claude, ChatGPT, Codex, NotebookLM). All platforms (Windows, macOS). Users accessing AI tools via search engines or shared chatbot links. ClickFix now represents 52-67% of browser-based attacks detected in Q2-Q3 2026.

BleepingComputer21 Oct · 12:00 UTC
Attackers hijacked 300+ Tor exit relays to intercept SSH credentialshighbug_reportVulnerability
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Attackers hijacked 300+ Tor exit relays to intercept SSH credentials

Over 300 Tor exit relays compromised October 1-5, 2026. Affected users who connected to SSH servers via Tor during this window, accepted unfamiliar host keys, and used password authentication. Attack peaked at 7.46% of Tor's total exit capacity.

The Hacker News21 Oct · 08:30 UTC
Chinese-speaking group deploys autonomous AI agents in mass intrusionhighperson_alertThreat Actor
person_alertThreat Actor

Chinese-speaking group deploys autonomous AI agents in mass intrusion

A Chinese-speaking criminal group leveraging autonomous AI agents for large-scale website intrusions. The operation, designated AIA0001 by researchers, targeted over 1,200 sites and successfully compromised websites of more than 100 companies across…

Deere20 Oct · 12:07 UTC
Candiru spyware deployed via zero-click malicious ads at Al Jazeerahighbug_reportVulnerability
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Candiru spyware deployed via zero-click malicious ads at Al Jazeera

Al Jazeera Media Network devices (Windows confirmed, likely mobile); 45+ devices compromised 2024-2025. Broader campaign placed 3.77 billion ad bids across 75,373 Android/iOS apps and 120,768 websites (March-June 2026).

Al Jazeera Media Network16 Oct · 15:20 UTC
Proxyjacking campaign exploits D-Link, Ubiquiti devices in 34 countrieshighbug_reportVulnerability
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Proxyjacking campaign exploits D-Link, Ubiquiti devices in 34 countries

D-Link ShareCenter NAS (CVE-2024-3272, CVE-2024-3273), Ubiquiti UniFi Video NVR (CVE-2021-44228), SAP NetWeaver Visual Composer (CVE-2025-31324), and Hikvision/Dahua DVR/NVR devices.

D-Link15 Oct · 16:20 UTC
Hotejka TDS Operates 20,000+ Cloudflare Scam Domains Since 2017highperson_alertThreat Actor
person_alertThreat Actor

Hotejka TDS Operates 20,000+ Cloudflare Scam Domains Since 2017

Hotejka is a Russian-language cybercrime affiliate program operating the Help TDS (Traffic Distribution System) since at least 2017. Assessed to be a rebrand of ROI777, a traffic monetization operation exposed in 2018 following a data leak from its s…

Cloudflare15 Oct · 12:11 UTC
Fake AI product campaigns deliver infostealers to US businesses via malicious siteshighbug_reportVulnerability
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Fake AI product campaigns deliver infostealers to US businesses via malicious sites

US businesses (16% of attributed targets); employees using or seeking AI tools (Claude, ChatGPT, GitHub Copilot, Gemini). 1,258 sandbox analyses linked to campaigns April–October 2026.

The Hacker News15 Oct · 09:46 UTC
CoGUI, Haozi, and Iron Man System Phishing Kits Disruptedhighperson_alertThreat Actor
person_alertThreat Actor

CoGUI, Haozi, and Iron Man System Phishing Kits Disrupted

CoGUI (aka NX or FA), Haozi (aka Phoenix), and Iron Man System are three interconnected phishing-as-a-service (PhaaS) kits operated within the Chinese-language cybercriminal ecosystem.

Microsoft14 Oct · 15:09 UTC
Global takedown disrupts phishing ecosystem behind 1B+ messageshighbug_reportVulnerability
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Global takedown disrupts phishing ecosystem behind 1B+ messages

Microsoft 365 and Google Workspace customers globally; 75,000+ organizations across 150 countries targeted by YAM Store (Storm-3119) marketplace and associated phishing kits (CoGUI, Haozi, Iron Man System/Storm-2990).

BleepingComputer14 Oct · 11:12 UTC
Storm-2990 & Storm-3119: Chinese phishing kit ecosystem disruptedhighperson_alertThreat Actor
person_alertThreat Actor

Storm-2990 & Storm-3119: Chinese phishing kit ecosystem disrupted

Storm-2990 and Storm-3119 represent two interconnected Chinese-language cybercriminal entities operating a large-scale phishing ecosystem. Storm-2990 is a cluster of phishing kit developers responsible for three major kits: CoGUI (NX/FA), Haozi (Phoe…

Microsoft14 Oct · 11:00 UTC
Cyberattack on Danfoss refrigeration controllers disrupts French retailhighbug_reportVulnerability
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Cyberattack on Danfoss refrigeration controllers disrupts French retail

Danfoss refrigeration controllers deployed at multiple French supermarket chains. Specific product models and firmware versions not disclosed. Attack scope limited to France retail sector.

Danfoss12 Oct · 13:23 UTC
AvisLoader malware uses encrypted P2P to evade C2 takedownshighbug_reportVulnerability
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AvisLoader malware uses encrypted P2P to evade C2 takedowns

Windows systems targeted via ClickFix social engineering lures. AvisLoader is a 64-bit Windows executable (3.4 MB) delivered through Cloudflare Workers and Quick Tunnels. No specific Windows version restrictions identified.

Microsoft12 Oct · 12:00 UTC
CyberXero: AI-Augmented IAB Targets Ukraine with Claude Codehighperson_alertThreat Actor
person_alertThreat Actor

CyberXero: AI-Augmented IAB Targets Ukraine with Claude Code

CyberXero is a Russian-speaking, financially motivated initial access broker (IAB) active since at least July 2026. The actor operates a sophisticated dual-pipeline operation: a global automated campaign against WordPress and e-commerce platforms for…

The Hacker News12 Oct · 05:26 UTC
Chinese Hacker Targets South Korean Banks with AI-Powered Toolshighperson_alertThreat Actor
person_alertThreat Actor

Chinese Hacker Targets South Korean Banks with AI-Powered Tools

The threat actor is identified as a Chinese hacker who conducted targeted cyberattacks against South Korean financial institutions. Motivation appears to be focused on the financial services sector, potentially for financial gain, espionage, or disru…

BleepingComputer10 Oct · 12:16 UTC
Fake Claude installers via Google Ads and Bing redirects deliver ClickFixhighbug_reportVulnerability
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Fake Claude installers via Google Ads and Bing redirects deliver ClickFix

Users searching for Claude AI via Google Ads or Bing search. Campaign abuses legitimate redirect mechanisms from Bing and Google Ads infrastructure to distribute malicious installers impersonating Anthropic's Claude AI assistant.

Google9 Oct · 18:31 UTC
GhostAction Campaign Injects Credential-Stealing Workflows into 340+ Reposhighperson_alertThreat Actor
person_alertThreat Actor

GhostAction Campaign Injects Credential-Stealing Workflows into 340+ Repos

GhostAction is a large-scale supply chain attack campaign first identified in September 2025, focused on compromising GitHub maintainer accounts to inject malicious GitHub Actions workflows.

GitHub9 Oct · 17:14 UTC
P7 DarkSword iOS exploit kit adds crypto theft and remote command executionhighbug_reportVulnerability
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P7 DarkSword iOS exploit kit adds crypto theft and remote command execution

Apple iOS devices running versions 18.4 through 18.7. Active campaigns observed targeting Saudi Arabia, Turkey, Malaysia, Ukraine, and Chinese-speaking regions.

The Hacker News9 Oct · 14:29 UTC
FakeGit Campaign Reactivates with 17,610 Malicious GitHub Repositorieshighperson_alertThreat Actor
person_alertThreat Actor

FakeGit Campaign Reactivates with 17,610 Malicious GitHub Repositories

FakeGit is a coordinated malware distribution campaign that leverages fake GitHub repositories to deliver multiple malware families. The operation uses a combination of throwaway accounts and approximately 700 compromised legitimate developer account…

GitHub8 Oct · 15:10 UTC
ARTEX AI pentesting tool used in data theft attacks on South Korean bankshighbug_reportVulnerability
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ARTEX AI pentesting tool used in data theft attacks on South Korean banks

South Korean financial organizations targeted between late September and early October 2026. ARTEX open-source AI pentesting tool (now closed-source) leveraged with DeepSeek v4.1-flash, GLM-5.3, and Grok 4.6 LLMs.

CrowdStrike Intelligence8 Oct · 12:12 UTC