TF-1814886
high
📛 Threat Title
ClearFake: Domain name that delivers a malware payload flatten-goinghavethis-weight-lifting.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: 2026-05-15 11:46:29 UTC. Last seen: 2026-05-15 11:47:03 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
104.21.91.137
VT: VT base fetch failed: HTTPError: 429 Client Error: Too Many Requests for url: https://www.virustotal.com/api/v3/ip_addresses/104.21.91.137
IOC database
- Type
- ipv4
- Value
104.21.91.137- First seen
- Last seen
- Attached to this threat
- Appears in
- 1 threat
- Description
- Resolved from domain flatten-goinghavethis-weight-lifting.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/104.21.91.137
ipv4
172.67.220.237
VT: VT base fetch failed: HTTPError: 429 Client Error: Too Many Requests for url: https://www.virustotal.com/api/v3/ip_addresses/172.67.220.237
IOC database
- Type
- ipv4
- Value
172.67.220.237- First seen
- Last seen
- Attached to this threat
- Appears in
- 1 threat
- Description
- Resolved from domain flatten-goinghavethis-weight-lifting.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/172.67.220.237
domain
flatten-goinghavethis-weight-lifting.courses
IOC database
- Type
- domain
- Value
flatten-goinghavethis-weight-lifting.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: 2026-05-15 11:46:29 UTC. Last seen: 2026-05-15 11:47:03 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 . The latest 2025 variant introduces new lures, including fake ...
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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:threatfox.abuse.ch
ClearFake IOC: flatten - goinghavethis - weight -lifting.courses ( domain )
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web:www.bridewell.com
ClearFake is a relatively new, malicious JavaScript framework that was first identified in July 2023 by security researcher Randy McEoin.
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web:www.darktrace.com
ClearFake is a campaign observed using a malicious JavaScript framework deployed on compromised websites, impacting sectors such as e‑commerce, travel, and automotive. First identified in mid‑2023, ClearFake is frequently leveraged to socially engineer victims into installing fake web browser updates.
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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.threatdown.com
ClearFake , tested on June 3, 2024 Distribution (Compromised site->fake error->copy/paste PowerShell) ClearFake is a malware campaign using social engineering first discovered by Randy McEoin. It is one of the many "fake browser updates" inspired by OG SocGholish which leverages compromised websites to target potential victims.
AI Forensic Analysis
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