TF-1931942
high
📛 Threat Title
Unknown Loader: Domain name that delivers a malware payload rivacold.co.th
Description
Indicator that identifies a malware distribution server (payload delivery). IOC type: Domain name that delivers a malware payload. Attributed malware: Unknown Loader. Confidence: 75. First seen: 2026-09-24 07:37:19 UTC. Last seen: 2026-09-24 07:55:36 UTC. Reporter: varysz. Tags: etherhiding, victim.
Indicators of Compromise (1)
Each indicator is enriched from the IOC database, threat-intel feed corroboration (Threat Hunt) and VirusTotal. Click one to expand.
domain
rivacold.co.th
UrlVoid 3 / 36
IOC database
- Type
- domain
- Value
rivacold.co.th- First seen
- Last seen
- Attached to this threat
- Appears in
- 1 threat
- Description
- Domain name that delivers a malware payload attributed to Unknown Loader
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
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ThreatFox IOC page
ThreatFox IOCs
Indicator that identifies a malware distribution server (payload delivery). IOC type: Domain name that delivers a malware payload. Attributed malware: Unknown Loader. Confidence: 75. First seen: 2026-09-24 07:37:19 UTC. Last seen: 2026-09-24 07:55:36 UTC. Reporter: varysz. Tags: etherhiding, victim.
Remediations (10)
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web:blog.sicuranext.com
A real-world ClickFix intrusion observed from both sandbox and endpoint telemetry, revealing the complete attack path from a compromised WordPress site to a blocked GULoader execution, including a full process creation call stack from the Windows Run dialog to the kernel.
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web:darkwebinformer.com
A new domain -based indicator has been identified associated with payload delivery activity tied to the malware unknown_loader . This domain , advertised under the guise of a mobile advertising and monetization platform, poses a high-confidence threat to users and organizations.
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web:reliaquest.com
Learn about the role of malware loaders in cybercriminal campaigns, their distribution methods, and strategies for detection and mitigation .
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web:reliaquest.com
Malware loaders are tricky business for SOC teams. Mitigation for one loader may not work for another, even if it loads the same malware . And they're one of the most common tools for a cyber-threat actor to secure initial access to a network, then help drop payloads (remote-access software and post-exploitation tools are popular choices). ReliaQuest has uncovered a load of loaders causing ...
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web:socradar.io
What Is a Malware Loader ? A malware loader is code whose primary purpose is to retrieve, unpack, inject, or execute another malicious payload . Loaders give operators a small initial foothold that can be updated with an infostealer, ransomware, remote access Trojan, or campaign-specific module after the victim is assessed. A loader is defined by its role in the infection chain, not by one file ...
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web:undercodetesting.com
Introduction: Cybercriminals are increasingly abusing DNS TXT records to deliver malware and command-and-control (C2) payloads covertly. A recent investigation by DomainTools revealed how attackers fragment, hex-encode, and distribute malicious code across multiple DNS queries, evading traditional security measures. This article explores detection techniques, mitigation strategies, and hands ...
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web:urlhaus.abuse.ch
URLhaus URLhaus is a platform from abuse.ch and Spamhaus dedicated to sharing malicious URLs that are being used for malware distribution. Report URLs and explore the database for valuable intelligence. Use the APIs, to seamlessly push and pull signals, and automate bulk queries. With this intelligence, gain insights into malware behavior, to help identify, track, and mitigate against malware ...
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web:www.huntress.com
Gootloader is a sophisticated JavaScript-based malware loader that threat actors commonly use to gain initial access. This malware is typically delivered when users visit compromised websites, with threat actors leveraging SEO poisoning to drive traffic to these sites.
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web:www.malwarebytes.com
We uncovered ClickFix attacks using fake Google and Cloudflare pages to deliver everything from infostealers to a newly discovered malware loader .
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web:www.rapid7.com
Rapid7 Labs has identified an ongoing, widespread compromise of legitimate WordPress websites, misused by an unidentified threat actor to inject a ClickFix implant (impersonating a Cloudflare human verification challenge [CAPTCHA]). The lure can be used for financial theft or to conduct further, more targeted attacks against organizations.
AI Forensic Analysis
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