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ThreatFox: ClearFake IOCs

ioc-hunt HIGH ThreatFox
DnsEvents
iocjs-clearfakethreatfox
This rule was pulled from an open-source repository and enriched with AI. Validate in a test environment before deploying to production.
View original rule at ThreatFox →
Retrieved: 2026-07-25T11:00:00Z · Confidence: high

Hunt Hypothesis

This detection rule identifies adversary activity linked to the ClearFake campaign by monitoring for specific indicators of compromise across Azure Sentinel logs. Proactively hunting for these IOCs is critical because ClearFake employs sophisticated fileless and document-based attacks that often evade standard perimeter defenses, requiring deep internal telemetry analysis to prevent lateral movement and data exfiltration.

IOC Summary

Malware Family: ClearFake Total IOCs: 40 IOC Types: domain

TypeValueThreat TypeFirst SeenConfidence
domainvridvtsirtfyzwznywh.holisticpaws.orgpayload_delivery2026-07-25100%
domainholisticpaws.orgpayload_delivery2026-07-25100%
domainjttzkkuxkidqijhwscb.hoganshideoutstorage.compayload_delivery2026-07-25100%
domainhoganshideoutstorage.compayload_delivery2026-07-25100%
domainnqixxkzxfwilzlsrtuh.hoerster-law.compayload_delivery2026-07-25100%
domainhoerster-law.compayload_delivery2026-07-25100%
domainnkpasngyxrwqltesruj.hibridgedispensary.compayload_delivery2026-07-25100%
domainmyzcyjdkacfxmpndgou.hibridgedispensary.compayload_delivery2026-07-25100%
domainhibridgedispensary.compayload_delivery2026-07-25100%
domaineu959ilm.eandrconstructionllc.compayload_delivery2026-07-25100%
domainitpysxfajhrtpnfwacr.herbscutsandolives.compayload_delivery2026-07-25100%
domainherbscutsandolives.compayload_delivery2026-07-25100%
domain3rb3eyir.ewagajewskamd.compayload_delivery2026-07-25100%
domainpol[.]1000boger.combotnet_cc2026-07-2590%
domainwninxnvywnwkijlyypj.heavenlybeautysupplyca.compayload_delivery2026-07-25100%
domainheavenlybeautysupplyca.compayload_delivery2026-07-25100%
domainlaedosavzmdtqvtxfly.hawaiistateofmind.compayload_delivery2026-07-25100%
domainhawaiistateofmind.compayload_delivery2026-07-25100%
domainonmekcsdnvzwzvkynlt.happydragonchinesebistro.compayload_delivery2026-07-25100%
domaingpnsfzvzqphjpluvmsr.happydragonchinesebistro.compayload_delivery2026-07-25100%
domainhappydragonchinesebistro.compayload_delivery2026-07-25100%
domainfwhfjfzgsjtulsustel.hallenterpriseshvac.compayload_delivery2026-07-25100%
domainhallenterpriseshvac.compayload_delivery2026-07-25100%
domaingulfportlittletheatre.orgpayload_delivery2026-07-25100%
domaintfmdhbvfudvpvrrhcei.gulfgoldrates.compayload_delivery2026-07-25100%

KQL: Domain Hunt

// Hunt for DNS queries to known malicious domains
// Source: ThreatFox - ClearFake
let malicious_domains = dynamic(["vridvtsirtfyzwznywh.holisticpaws.org", "holisticpaws.org", "jttzkkuxkidqijhwscb.hoganshideoutstorage.com", "hoganshideoutstorage.com", "nqixxkzxfwilzlsrtuh.hoerster-law.com", "hoerster-law.com", "nkpasngyxrwqltesruj.hibridgedispensary.com", "myzcyjdkacfxmpndgou.hibridgedispensary.com", "hibridgedispensary.com", "eu959ilm.eandrconstructionllc.com", "itpysxfajhrtpnfwacr.herbscutsandolives.com", "herbscutsandolives.com", "3rb3eyir.ewagajewskamd.com", "pol.1000boger.com", "wninxnvywnwkijlyypj.heavenlybeautysupplyca.com", "heavenlybeautysupplyca.com", "laedosavzmdtqvtxfly.hawaiistateofmind.com", "hawaiistateofmind.com", "onmekcsdnvzwzvkynlt.happydragonchinesebistro.com", "gpnsfzvzqphjpluvmsr.happydragonchinesebistro.com", "happydragonchinesebistro.com", "fwhfjfzgsjtulsustel.hallenterpriseshvac.com", "hallenterpriseshvac.com", "gulfportlittletheatre.org", "tfmdhbvfudvpvrrhcei.gulfgoldrates.com", "gulfgoldrates.com", "drnfrptutxnwhaulrpb.guardyapps.com", "guardyapps.com", "zjrprtahpzhaxu.grupostelegrambrasil.com", "gxxlwikfxmyuci.grupostelegrambrasil.com", "grupostelegrambrasil.com", "dxuqwuwuofecqgqgb.greenpulselandscaping.com", "greenpulselandscaping.com", "appujqrcbzsmxdjcs.greatcarprofessionalwindowtint.net", "greatcarprofessionalwindowtint.net", "rybcodduchgohassl.nextbahis.blog", "a6ybbuqh.eaglepasstoday.com", "dnxmrhdnqiybpdmia.infinityjoespizzaclearwater.com", "ck480ptk.everunningshoes.com", "mxupckbdbtfegebvo.jungle-prada-tavern.site"]);
DnsEvents
| where Name has_any (malicious_domains)
| project TimeGenerated, Computer, Name, IPAddresses, QueryType
| order by TimeGenerated desc

Required Data Sources

Sentinel TableNotes
DnsEventsEnsure this data connector is enabled

References

False Positive Guidance

Here are specific false positive scenarios and corresponding filters for the ThreatFox: ClearFake IOCs detection rule in an enterprise environment:

Original source: https://threatfox.abuse.ch/browse/malware/js.clearfake/