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.
Malware Family: ClearFake Total IOCs: 40 IOC Types: domain
| Type | Value | Threat Type | First Seen | Confidence |
|---|---|---|---|---|
| domain | vridvtsirtfyzwznywh.holisticpaws.org | payload_delivery | 2026-07-25 | 100% |
| domain | holisticpaws.org | payload_delivery | 2026-07-25 | 100% |
| domain | jttzkkuxkidqijhwscb.hoganshideoutstorage.com | payload_delivery | 2026-07-25 | 100% |
| domain | hoganshideoutstorage.com | payload_delivery | 2026-07-25 | 100% |
| domain | nqixxkzxfwilzlsrtuh.hoerster-law.com | payload_delivery | 2026-07-25 | 100% |
| domain | hoerster-law.com | payload_delivery | 2026-07-25 | 100% |
| domain | nkpasngyxrwqltesruj.hibridgedispensary.com | payload_delivery | 2026-07-25 | 100% |
| domain | myzcyjdkacfxmpndgou.hibridgedispensary.com | payload_delivery | 2026-07-25 | 100% |
| domain | hibridgedispensary.com | payload_delivery | 2026-07-25 | 100% |
| domain | eu959ilm.eandrconstructionllc.com | payload_delivery | 2026-07-25 | 100% |
| domain | itpysxfajhrtpnfwacr.herbscutsandolives.com | payload_delivery | 2026-07-25 | 100% |
| domain | herbscutsandolives.com | payload_delivery | 2026-07-25 | 100% |
| domain | 3rb3eyir.ewagajewskamd.com | payload_delivery | 2026-07-25 | 100% |
| domain | pol[.]1000boger.com | botnet_cc | 2026-07-25 | 90% |
| domain | wninxnvywnwkijlyypj.heavenlybeautysupplyca.com | payload_delivery | 2026-07-25 | 100% |
| domain | heavenlybeautysupplyca.com | payload_delivery | 2026-07-25 | 100% |
| domain | laedosavzmdtqvtxfly.hawaiistateofmind.com | payload_delivery | 2026-07-25 | 100% |
| domain | hawaiistateofmind.com | payload_delivery | 2026-07-25 | 100% |
| domain | onmekcsdnvzwzvkynlt.happydragonchinesebistro.com | payload_delivery | 2026-07-25 | 100% |
| domain | gpnsfzvzqphjpluvmsr.happydragonchinesebistro.com | payload_delivery | 2026-07-25 | 100% |
| domain | happydragonchinesebistro.com | payload_delivery | 2026-07-25 | 100% |
| domain | fwhfjfzgsjtulsustel.hallenterpriseshvac.com | payload_delivery | 2026-07-25 | 100% |
| domain | hallenterpriseshvac.com | payload_delivery | 2026-07-25 | 100% |
| domain | gulfportlittletheatre.org | payload_delivery | 2026-07-25 | 100% |
| domain | tfmdhbvfudvpvrrhcei.gulfgoldrates.com | payload_delivery | 2026-07-25 | 100% |
// 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
| Sentinel Table | Notes |
|---|---|
DnsEvents | Ensure this data connector is enabled |
Here are specific false positive scenarios and corresponding filters for the ThreatFox: ClearFake IOCs detection rule in an enterprise environment:
Scenario: Antivirus Engine Signature Updates
MsMpEng.exe, FalconSensorService.exe) and filter out events where the parent process is the specific update agent (e.g., UpdateService.exe or CcmExec.exe) during standard maintenance windows.Scenario: Scheduled Backup and Archiving Jobs
.zip, .log, .cfg) or specific directory structures used by these tools, the backup agents will trigger detections while writing these legitimate artifacts.vss.exe, commagent.exe, bksnap.exe) and exclude events originating from dedicated backup server accounts (e.g., DOMAIN\BackupSvcAccount) running on scheduled tasks.Scenario: Software Deployment via Configuration Management