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Angler EK Utilizing 302 Cushioning & Domain Shadowing

ID: 74aca25d-3969-55ba-89ae-e470cd80e064

STIX ID: report--74aca25d-3969-55ba-89ae-e470cd80e064

Feed Name: Zscaler Security Research Blog

Threat Score
72/100

Date Published: 2025-04-02

Date Updated: 2026-05-01

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This ThreatLabZ analysis documents an active Angler Exploit Kit campaign that leverages 302 cushioning redirects and domain shadowing to bypass URL-based protections, details deobfuscation of landing pages and exploit chains (including a Flash CVE-2015-0336 SWF compressed with LZMA), and shows delivery of an encrypted Carberp banking trojan; the report includes technical artifacts, decoded URI examples, and VirusTotal sample links for IOC consumption.

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