The latest research and news from Unit 42, the Palo Alto Networks (@paloaltontwks) Threat Intelligence and Security Consulting Team covering incident response.

Joined December 2015
We've noted a group of domains associated with #Coruna-like and #DarkSword iOS exploit kit activity. In this example, one of the pages instructs viewers to open the content using Safari on their iPhone. More info at bit.ly/4BfC29F
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We found attackers targeting government Linux infrastructure with AI-generated payloads. They sought mailboxes and databases for log deletion and endpoint tampering. Cortex detected and prevented this activity. Read our analysis: bit.ly/4yYmIwW
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We investigated an intrusion where attackers exploited CVE-2024-47575 to steal data from 500+ firewalls, used CVE-2025-61624 to deploy memory-resident PEERSTITCH malware, and retained valid trust material: bit.ly/4inL3Go
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#Casbaneiro operators are now pairing their Delphi banking trojan with a Chromium extension that injects login overlays and steals cookies and passwords. Delivery is via a phishing email leading to an abused #ScreenConnect trial tenant. Details at bit.ly/3TC8GSf
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SEO campaign drops a trojanized MSI impersonating PuTTY that installs a Node.js loader alongside a legitimate, signed PuTTY GUI as a decoy. C2 server is resolved through #EtherHiding. Operator pushes JS for recon, exfil and live screen streaming. Details: bit.ly/4zv6omY
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We've observed in-the-wild exploitation of CVE-2026-90817. Attackers abused public survey endpoints to bypass admin access controls and deploy evasive cryptocurrency mining payloads. More info at bit.ly/4jdVcGD
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New #AI malware: C2Agent is an LLM-operated Windows malware with MCP, skills and living-off-the-AI, abusing the victim's own AI coding tools. Its payload URL, agent.x90[.]dev/data/copilot.txt, is still live as of this posting. More info at bit.ly/4s5QD3E
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We identified an Iran-aligned actor targeting Middle East critical infrastructure in aviation and telecom. Attackers used Dubai Airports coding lures, a Peaky Blinders theme, weaponized .csproj files and GitHub C2 to deploy a RAT. Read our full analysis: bit.ly/3WhXqLt
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We discovered 9 malicious browser extensions advertised as simple apps that instead present as cryptocurrency wallets when opened. These extensions are designed to to steal cryptocurrency data from both online and hardware wallets. More info at bit.ly/4ASgXC5
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Frontier AI reduces attack speeds by up to 97%, letting threat actors exploit vulnerabilities and exfiltrate data in under an hour. @Unit42_Intel Continuous Frontier AI Defense uses defender-grade AI models to continuously discover exposures before they can be exploited🛡️ bit.ly/4yDUgQK
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A major update to our Threat Brief on NetScaler vulnerabilities CVE-2026-88771 and CVE-2026-88772 includes pre-disclosure activity and threat hunting queries: bit.ly/4iTXoCX
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43% of attacks analyzed in the Unit 42 Incident Response Report spanned four or more attack surfaces. Learn to optimize AI, data integration, detection logic, automated response playbooks and more in defending the environment: bit.ly/4rGNabB
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Kubernetes operators act as automated site reliability engineers, but highly privileged service accounts introduce a weak spot. We created OperTraitor, an analysis engine, to compare documented functionality against granted privileges: bit.ly/4rLpF12
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We discovered an #AgtaBackup RAT campaign impersonating a popular videoconferencing software & legitimate RMM enrollment to deploy a fully-featured .NET remote access trojan with browser credential theft, keylogger and hidden-desktop remote shell. Details: bit.ly/3VFqY5v
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We found a browser-locking #scareware campaign: fake social media and search-engine alert popups trap victims full-screen (HTML5 Keyboard Lock API) in a fake antivirus lockout with a fraudulent support number, hosted on disposable cloud storage buckets: bit.ly/3ToRDTx
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We are aware of possible zero-day activity against NetScaler devices. Citrix reports that CVE-2026-88771 and CVE-2026-88772 have been exploited in the wild. No further details are currently available about the exploit activity: bit.ly/4iTXoCX
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We identified a coordinated campaign of 10 browser #extensions disguised as browser games. On installation, extension names resolve through fragmented translation keys and runtime #impersonates crypto wallets with a remote kill switch. Details at bit.ly/3VzIV5o
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We examined how AWS secures exposed credentials through managed policies. We tracked policy updates against new cloud threats, tested the GitHub secret scanning integration, and outlined practical logging strategies to detect quarantine events: bit.ly/4yQVjfD
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Unit 42 continues to track network infrastructure that is likely associated with Com-affiliated threat actors. Two of these domains are likely being used to target organizations operating across a wide array of industries. Details at bit.ly/3THZQCi
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Unit 42 continues to track network infrastructure likely associated with Com-affiliated threat actors. One of these domains (my-passkeys[.]com) is likely being used to target organizations operating with the healthcare and pharmaceutical sectors. Details: bit.ly/4yUh667
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