This hunt targets adversary behavior involving the ClearFake malware family by correlating network and endpoint telemetry against a curated set of 34 known Indicators of Compromise (IOCs). Proactively hunting for these specific IOCs in Azure Sentinel is critical to rapidly identify early-stage infections or lateral movement attempts before they escalate into full-blown incidents.
Malware Family: ClearFake Total IOCs: 34 IOC Types: domain
| Type | Value | Threat Type | First Seen | Confidence |
|---|---|---|---|---|
| domain | orangefarmersmarket.org | payload_delivery | 2026-07-21 | 100% |
| domain | oyawba10.site-asli-bedon-filter-1xbet.com | payload_delivery | 2026-07-21 | 100% |
| domain | lufry.mabelsnursery.com | payload_delivery | 2026-07-21 | 100% |
| domain | mabelsnursery.com | payload_delivery | 2026-07-21 | 100% |
| domain | ayhd.opulentbeautybarllc.com | payload_delivery | 2026-07-21 | 100% |
| domain | opulentbeautybarllc.com | payload_delivery | 2026-07-21 | 100% |
| domain | hbsgb.lunabybodyshaping.com | payload_delivery | 2026-07-21 | 100% |
| domain | lunabybodyshaping.com | payload_delivery | 2026-07-21 | 100% |
| domain | twhhp.lucymflowers.com | payload_delivery | 2026-07-21 | 100% |
| domain | cyyf.nurtured-in-nature.com | payload_delivery | 2026-07-21 | 100% |
| domain | nurtured-in-nature.com | payload_delivery | 2026-07-21 | 100% |
| domain | lucymflowers.com | payload_delivery | 2026-07-21 | 100% |
| domain | 87jcg6w8.everestpointnorthglenn.org | payload_delivery | 2026-07-21 | 100% |
| domain | zbklcsro.jadoou.lat | payload_delivery | 2026-07-21 | 100% |
| domain | v23ewcsy.calculadoracomisiones.com | payload_delivery | 2026-07-21 | 100% |
| domain | drrobertoiturralde.com | payload_delivery | 2026-07-21 | 100% |
| domain | everestpointnorthglenn.org | payload_delivery | 2026-07-21 | 100% |
| domain | cjdl.nspowdercoatingnj.com | payload_delivery | 2026-07-21 | 100% |
| domain | nspowdercoatingnj.com | payload_delivery | 2026-07-21 | 100% |
| domain | mhuhx.longhornlodgemo.com | payload_delivery | 2026-07-21 | 100% |
| domain | xbzh.kafekarachi.com | payload_delivery | 2026-07-21 | 100% |
| domain | longhornlodgemo.com | payload_delivery | 2026-07-21 | 100% |
| domain | gbgl.kafekarachi.com | payload_delivery | 2026-07-21 | 100% |
| domain | qbmuv.loganlooneyresume.com | payload_delivery | 2026-07-21 | 100% |
| domain | loganlooneyresume.com | payload_delivery | 2026-07-21 | 100% |
// Hunt for DNS queries to known malicious domains
// Source: ThreatFox - ClearFake
let malicious_domains = dynamic(["orangefarmersmarket.org", "oyawba10.site-asli-bedon-filter-1xbet.com", "lufry.mabelsnursery.com", "mabelsnursery.com", "ayhd.opulentbeautybarllc.com", "opulentbeautybarllc.com", "hbsgb.lunabybodyshaping.com", "lunabybodyshaping.com", "twhhp.lucymflowers.com", "cyyf.nurtured-in-nature.com", "nurtured-in-nature.com", "lucymflowers.com", "87jcg6w8.everestpointnorthglenn.org", "zbklcsro.jadoou.lat", "v23ewcsy.calculadoracomisiones.com", "drrobertoiturralde.com", "everestpointnorthglenn.org", "cjdl.nspowdercoatingnj.com", "nspowdercoatingnj.com", "mhuhx.longhornlodgemo.com", "xbzh.kafekarachi.com", "longhornlodgemo.com", "gbgl.kafekarachi.com", "qbmuv.loganlooneyresume.com", "loganlooneyresume.com", "tmnpc.lnlsealcoating.com", "lnlsealcoating.com", "7wzfqmf9.behtarin-site-shartbandi.com", "ynwe.jetourmexico.com", "mqljf.newcoservicemower.com", "newcoservicemower.com", "ewmc.jenslittlerugrats.org", "jpsym.mystic-brews.com", "mystic-brews.com"]);
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 for the ThreatFox: ClearFake IOCs detection rule, along with suggested filters and exclusions tailored for an enterprise environment:
Endpoint Protection Scanning of Known Malware Signatures
C:\Program Files\CrowdStrike\fsagent.exe or C:\Windows\System32\MsMpEng.exe, specifically when the destination port corresponds to the ThreatFox update channel (e.g., TCP 443) during standard maintenance windows.SIEM Correlation and Enrichment Jobs
10.20.30.50) and restrict the rule’s alerting window to exclude standard business hours if the job runs exclusively overnight (e.g., 02:00 – 04:00 UTC