A Chinese-speaking threat actor used AI agents coordinated through the open-source Cairn platform to attempt intrusions against more than 1,200 websites, reportedly compromising sites of over 100 companies, including Deere, SharkNinja and Cummins. Researcher Snorre Fagerland of NorForge found the activity while monitoring internet-exposed…
This SentinelOne weekly roundup (Week 39, 2026) covers one law enforcement success and two active threat campaigns. A US court sentenced Armenian national Karen Serobovich Vardanyan ("Maneeken"/"Karl Lagerfeld"), an initial access specialist for Ryuk ransomware, to two years in prison and over $1.2 million in restitution. SentinelLABS ide…
MITRE released version 20 of its ATT&CK framework, expanding coverage of recent adversary tradecraft across the Enterprise, ICS and Mobile domains. Enterprise gains nine techniques and sub-techniques, including two prompt injection techniques (direct and indirect), abuse of an organization's own AI agents for data theft, poisoning of web …
Microsoft, working with industry partners and Japanese police, disrupted a Chinese-language phishing-as-a-service (PhaaS) ecosystem centered on Yam Store, an underground marketplace tracked as Storm-3119. The phishing kits sold there were responsible for over a billion phishing emails and texts sent to more than 75,000 organizations since…
Threat actors are abusing the open source AI platform Cairn, an agent-coordination engine usable as an autonomous penetration testing tool, to automate attacks on hundreds of websites worldwide. AI security firm Norforge found the activity after threat actors left their Cairn panels exposed, following a Gambit Security report on attackers…
Check Point Research reports that commercial antidetect browsers Kameleo, AdsPower and MultiLogin are widely referenced on Russian-language underground forums and are used for account takeover, carding, fraudulent loan applications, ad-revenue fraud and coordinated inauthentic behavior (CIB). The tools spoof browser fingerprints, manage p…
F5 Labs' 2025 Advanced Persistent Bots Report analyzes more than 200 billion web and mobile API transactions from F5 Bot Defense customers between November 2023 and September 2024. It finds that 10.2% (21.22 billion) of requests were bots or automation. Of these, 4.8% were unwanted bots mitigated by F5, 3.5% were flagged automation and 2.…