[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fHCqAO80cOwgFMHMCtWJAYrPD201DzIaW8pOsw3m4tGM":3},{"article":4,"iocs":44},{"id":5,"title":6,"slug":7,"summary":8,"ai_summary":9,"brief":10,"full_text":11,"url":12,"image_url":13,"published_at":14,"ingested_at":15,"relevance_score":16,"entities":17,"category_id":24,"category":25,"article_tags":28},"2cae54e2-1f7f-4368-90b5-6ae230088c7d","Crafty Phishing Campaigns Auto-Adapt to Victim's Device, OS","crafty-phishing-campaigns-auto-adapt-to-victim-s-device-os-595da9","Attackers fingerprint victims through user-agent data to deliver OS-specific payloads, increasing compromise rates and campaign profitability.","Attackers are leveraging user-agent fingerprinting to identify victims' operating systems and devices, then delivering customized phishing payloads tailored to each target. This adaptive approach increases compromise rates and campaign profitability by optimizing payload delivery for each victim's environment. The technique represents an evolution in phishing sophistication, moving beyond one-size-fits-all attacks.","Phishing campaigns auto-adapt payloads based on victim OS fingerprinting via user-agent data.",null,"https:\u002F\u002Fwww.darkreading.com\u002Fapplication-security\u002Fphishing-campaigns-auto-adapt-victims-device-os","https:\u002F\u002Feu-images.contentstack.com\u002Fv3\u002Fassets\u002Fblt6d90778a997de1cd\u002Fblt704d77c44062a0a1\u002F6a45705583bc8bcd9c6ec0e1\u002Ffishing_credit_card-imageBROKER_Markus_Gann-Getty-2275842170.jpg?width=720&quality=80&disable=upscale","2026-07-01T20:31:21+00:00","2026-07-01T22:00:10.404646+00:00",7,[18,21],{"name":19,"type":20},"Adaptive phishing campaigns using OS fingerprinting","campaign",{"name":22,"type":23},"User-agent fingerprinting","technology","89f78b1c-3503-45a1-9fc7-e23d2ce1c6d5",{"id":24,"icon":11,"name":26,"slug":27},"Malware","malware",[29,34,39],{"category":30},{"id":31,"icon":11,"name":32,"slug":33},"2c8f44d4-b56e-47cf-9677-04f22c9ee78d","Identity & Access","identity-access",{"category":35},{"id":36,"icon":11,"name":37,"slug":38},"614132b8-5837-4952-b8b5-c6c9a32a1d85","Privacy","privacy",{"category":40},{"id":41,"icon":11,"name":42,"slug":43},"e7b231c8-5f79-4465-8d38-1ef13aea5a14","Threat Intelligence","threat-intelligence",[]]