TF-1812270
high
📛 Threat Title
ClearFake: Domain name that delivers a malware payload advanced-it-infrastructure.courses
Description
Indicator that identifies a malware distribution server (payload delivery). IOC type: Domain name that delivers a malware payload. Attributed malware: ClearFake. Confidence: 100. First seen: 2026-05-14 18:50:29 UTC. Last seen: 2026-05-14 18:51:07 UTC. Reporter: threatcat_ch. Tags: ClearFake.
Indicators of Compromise (3)
Each indicator is enriched from the IOC database, threat-intel feed corroboration (Threat Hunt) and VirusTotal. Click one to expand.
ipv4
104.21.6.14
VT: VT base fetch failed: HTTPError: 429 Client Error: Too Many Requests for url: https://www.virustotal.com/api/v3/ip_addresses/104.21.6.14
IOC database
- Type
- ipv4
- Value
104.21.6.14- First seen
- Last seen
- Attached to this threat
- Appears in
- 1 threat
- Description
- Resolved from domain advanced-it-infrastructure.courses
Threat Hunt — feed corroboration
Not present in any configured threat-intel feed.
Details From VirusTotal
VirusTotal: VT base fetch failed: HTTPError: 429 Client Error: Too Many Requests for url: https://www.virustotal.com/api/v3/ip_addresses/104.21.6.14
ipv4
172.67.134.39
VT: VT base fetch failed: HTTPError: 429 Client Error: Too Many Requests for url: https://www.virustotal.com/api/v3/ip_addresses/172.67.134.39
IOC database
- Type
- ipv4
- Value
172.67.134.39- First seen
- Last seen
- Attached to this threat
- Appears in
- 1 threat
- Description
- Resolved from domain advanced-it-infrastructure.courses
Threat Hunt — feed corroboration
Not present in any configured threat-intel feed.
Details From VirusTotal
VirusTotal: VT base fetch failed: HTTPError: 429 Client Error: Too Many Requests for url: https://www.virustotal.com/api/v3/ip_addresses/172.67.134.39
domain
advanced-it-infrastructure.courses
UrlVoid 4 / 35
IOC database
- Type
- domain
- Value
advanced-it-infrastructure.courses- First seen
- Last seen
- Attached to this threat
- Appears in
- 1 threat
- Description
- Domain name that delivers a malware payload attributed to ClearFake
Threat Hunt — feed corroboration
Not present in any configured threat-intel feed.
Details From VirusTotal
No VirusTotal details cached for this IOC. Open the IOC page to query VirusTotal.
References (2)
- Malpedia profile Threatfox IOCs/Threats
-
ThreatFox IOC page
Threatfox IOCs/Threats
Indicator that identifies a malware distribution server (payload delivery). IOC type: Domain name that delivers a malware payload. Attributed malware: ClearFake. Confidence: 100. First seen: 2026-05-14 18:50:29 UTC. Last seen: 2026-05-14 18:51:07 UTC. Reporter: threatcat_ch. Tags: ClearFake.
Remediations (10)
-
web:blog.sekoia.io
ClearFake's New Widespread Variant: Increased Web3 Exploitation for Malware Delivery ClearFake is a malicious JavaScript framework deployed on compromised websites to deliver malware through the drive-by download technique. When it first emerged in July 2023, the injected code was designed to display a fake...
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web:cybersecuritynews.com
Sekoia researchers noted that the ClearFake infrastructure includes over 9,300 compromised websites, with thousands of users potentially exposed to these malicious lures every day. The use of blockchain technology for malware delivery represents an emerging threat that makes traditional mitigation and blocking significantly more challenging.
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web:darkwebinformer.com
A domain -based indicator has been identified delivering ClearFake JavaScript malware . The domain is flagged for phishing and payload delivery activity and is associated with malicious script injection campaigns designed to trick users into interacting with fraudulent browser updates or phishing pages.
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web:rhisac.org
Context Sekoia researchers have released updates on ClearFake , a malicious JavaScript framework that infects compromised websites to deliver malware through drive-by downloads and social engineering tactics. Initially observed in July 2023, ClearFake utilized fake browser update prompts to trick users into downloading malware .
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web:securereading.com
Once delivered, ClearFake malware typically enables follow-on activity such as credential theft, redirection to scam content, or additional payload downloads. Because the delivery channel appears legitimate, many perimeter defenses fail to block access by default.
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web:thehackernews.com
ClearFake malware infects 9,300+ websites, using fake reCAPTCHA and Web3 tactics to spread Lumma and Vidar Stealers, exposing 200,000+ users.
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web:www.bridewell.com
By using watering-hole style attacks, the ClearFake campaign aims to deliver malicious payloads through execution of malicious JavaScript commands, delivered to legitimate, compromised websites through WordPress vulnerabilities and plugins. We have outlined recommendations to ensure that organisations are protected against this threat.
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web:www.darktrace.com
Darktrace detected a potential ClearFake‑related incident involving signs of EtherHiding activity and interactions with blockchain‑based infrastructure. A single device showed repeated suspicious command‑line behavior, primarily involving Microsoft HTML Application Host. The activity occurred over the course of a day and indicated early‑stage attempts to load malicious content ...
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web:www.kroll.com
Although this article has highlighted the rapid evolution of CLEARFAKE delivery to victims across multiple sectors, there are also common themes throughout to assist in detection and mitigation strategies for this threat.
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web:www.linkedin.com
Key Findings From My Latest Threat Intelligence Project As promised, I am sharing some of the core insights from my recent analysis of the ClearFake malware campaign; an evolving browser-based ...
AI Forensic Analysis
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Reputation of linked indicators
DomScan scores the domains, AbuseIPDB + GreyNoise score the IPs. Verdicts are per-indicator — this is a roll-up, so no lookup is triggered by opening this page.
| Indicator | Type | Verdict | Score |
|---|---|---|---|
advanced-it-infrastructure.courses |
domain | high | 44 |