Tag: threat intelligence
491 articles
Unit 42 Threat Intel Exposes Top Vectors for Initial Access Attacks
Cyber attackers are exploiting weaknesses in public-facing systems and using stolen credentials to gain a foothold, with a growing reliance on external edge exploitation and identity compromise. This alarming trend highlights the need for robust defenses to protect against initial access attacks.
Fake AI Attacks Target US Companies via Impersonated Brands
US companies are under attack by fake AI campaigns that impersonate trusted brands like Claude, ChatGPT, and Copilot, spreading malware and stealing sensitive data. Attackers are using clever tactics, such as sponsored search results and fake download websites, to trick victims into compromising their business accounts.
Microsoft Disrupts Phishing Kits Behind 1 Billion Scam Messages
Microsoft and its partners have struck a major blow against cybercrime, disrupting three notorious phishing kits responsible for over 1 billion scam messages sent to 75,000 organizations worldwide. This significant takedown targets the tools behind a massive phishing operation.
Ransomware Attacks Target Victims' Families
Imagine receiving a mysterious package on your doorstep, complete with creepy nesting dolls and regional souvenirs, just because you're investigating a cyberattack - it's a chilling reminder that ransomware attackers will stop at nothing to intimidate their victims. This kind of personal intimidation is just one tactic used by groups like Russia's Midnight Blizzard to terrorize not just their targets, but their families too.
Cybersecurity Teams Hesitate to Deploy Agentic AI Despite Growing Investment
Despite pouring investment into agentic AI for cyber defense, many teams are hesitant to deploy it, with only 25% currently using these tools as part of their strategy. A quarter of teams are still on the fence, with many fearing an AI that's confidently wrong could do more harm than good.
Phishing Emails Embed AI Prompt Injections to Target Human and Machine
Phishing emails are now cleverly embedding AI prompt injections to deceive both human recipients and machine learning-based email summarizers, allowing scammers to target two victims at once. These sneaky attacks use techniques like hidden text and encoded data to conceal their malicious intent.
Agentic Pentesting Targets Validation Gap in Cyber Defenses
The threat landscape is evolving at an alarming rate: a 49.5% surge in CVEs reported in the first half of 2026, with exploits now emerging in as little as eight hours. This means traditional cyber defense validation methods are being outpaced by the speed and volume of attacks.
Anthropic Expands AI Access for Cyber Teams After Finding 129,000 Flaws
Anthropic is supercharging cyber teams with expanded access to its AI models, following a staggering discovery of 129,000 flaws - with over 33,000 rated critical or high-severity. The company's Cyber Verification Program now offers tiered access to advanced models like Claude Opus 5.5, empowering teams to tackle vulnerabilities head-on.
Cybersecurity Events Surge to 2,514 per Second
The astonishing truth is that a whopping 2,514 cybersecurity events occur every single second, according to the Comcast Business 2026 Cybersecurity Threat Report, which analyzed a massive 79.3 billion events over just 12 months.
Microsoft Warns of ClickFix Attack Hiding VBScript in Browser Cache
Beware of the sneaky ClickFix attack, where hackers hide a malicious VBScript payload in your browser cache, disguising it as an innocent image - and Microsoft is sounding the alarm. A clever trick allows attackers to get a head start, loading the script into your cache before you even take action.
Microsoft Warns of ClickFix Browser Cache Smuggling Attacks Bypassing Windows Defenses
Microsoft warns of a sneaky new attack called ClickFix browser cache smuggling, where hackers disguise malicious scripts as harmless image files in your browser cache, allowing them to bypass Windows defenses. This clever trick lets attackers execute their payload without downloading or executing remote files in real time.
AI Accelerates Cyber Attacks to Minutes, Microsoft Warns
Microsoft warns that AI is supercharging cyber attacks, condensing what once took days into mere minutes - putting defenders on the back foot and giving attackers a disturbing head start. This alarming acceleration is happening during the most critical phases of an attack, including credential discovery, lateral movement, and data exfiltration.
Browser Attacks Evade Endpoint Telemetry in SaaS-Heavy Environments
In today's SaaS-driven world, a shocking 79% of business apps are accessible only through browsers, creating a blind spot for traditional endpoint security. This makes it alarmingly easy for attackers to launch stealthy browser-based threats that evade detection.
OpenAI Disrupts AI Model Extraction Campaign Tied to Moonshot AI
OpenAI successfully foiled a large-scale attempt to illicitly extract sensitive information from its AI models, thwarting a sophisticated campaign that involved over 15,000 users and nearly 16,000 attempted requests. Fortunately, no sensitive data was compromised, thanks to robust security measures that prevented encryption breaches, database hacks, or unauthorized access to user conversations.
OpenAI Disrupts Chinese AI Firm's Encryption Bypass Tactic
OpenAI thwarted a clever attack by a Chinese AI firm that attempted to bypass encryption and extract sensitive data from its models. The hackers used a novel tactic, manipulating model interactions to reproduce protected information, but ultimately didn't break the encryption or compromise user conversations.
OpenAI Disrupts Chinese AI Firm's Model Distillation Campaign
OpenAI recently thwarted a massive AI model theft campaign by a Chinese firm, detecting a coordinated attack that attempted to replicate its protected models at scale. The campaign, which ran throughout July, involved over 15,000 users and 16,000 suspicious requests on its peak days.
AI-Discovered Vulnerabilities Skew Toward Remote Code Execution
Stay ahead of potential threats: with AI-discovered vulnerabilities, remote code execution is a growing concern, making it crucial to examine your systems for compromise before upgrading or patching. NetScaler customers, in particular, should prioritize checking their systems for signs of exploitation.
Kiteworks Resumes Operations After Heeding Federal Threat Intel
Kiteworks swiftly responded to credible threat intelligence from federal authorities by temporarily shutting down operations, a move that wasn't taken lightly, and is now safely back online. The precautionary measure was taken to protect customers from a potential imminent threat.
Kiteworks Fixes Vulnerability During Precautionary Shutdown
When customer data is on the line, Kiteworks chooses certainty over convenience - that's why they took a proactive nine-hour shutdown to safeguard against a potential cyber attack, collaborating with federal authorities to swiftly identify and fix a vulnerability. By prioritizing data security, they ensured their customers' protection, and quickly got back up and running.
RatHat Malware Evolves with AI-Powered Command Center
RatHat Malware is rapidly evolving with an AI-powered command center, having undergone three major command-and-control infrastructure updates in just six months, with nearly 100 deployments since April 2026. This malware-as-a-service model is getting smarter and more aggressive by the day.
Kiteworks Disrupts Operations on Intel from US Authorities
Kiteworks took a proactive stance against a potential threat, issuing a rare advisory that led to a nine-hour shutdown of its systems after receiving credible intel from US authorities about a possible targeted attack. The precautionary measure was lifted two days later, with the company allowing customers to resume operations.
Kiteworks Patches Flaw, Restores Systems After Intelligence Warning
Kiteworks has patched a critical flaw and lifted its shutdown advisory, confirming that its systems and customer environments show no signs of compromise or suspicious activity. With the threat neutralized, customers can now safely bring their hosted systems back online.
ShinyHunters Exploits Oracle PeopleSoft Flaw with WAF Bypass Trick
ShinyHunters attackers have cleverly found a way to bypass WAF rules by using a percent-encoding trick to exploit Oracle PeopleSoft flaws, allowing them to reach vulnerable endpoints that were thought to be protected. By encoding URL paths, they can evade common defenses and put systems at risk.
Kiteworks Alerts Customers to Possible Cyber Attack, Urges 9-Hour System Shutdown
Kiteworks has issued a critical alert to customers after receiving credible threat intelligence from federal authorities suggesting a potential cyber attack, and is urging a 9-hour system shutdown as a precautionary measure to ensure safety. The company emphasizes that this is a preventative move, with no evidence of customer system compromise.