ClearFake (also known as ClearFake) is a exploit kit / tds active since 2023. Fake browser update framework. Key characteristics include: compromised WordPress sites, fake Chrome/Edge/Firefox updates, delivers infostealers and RATs, ClickFix evolution.
Overview & Background
Fake browser update framework. First identified in 2023, this threat is attributed to eCrime.
ClearFake remains an active threat. Organizations should implement detection rules and monitor for indicators associated with this exploit kit / tds.
- Category: Exploit Kit / TDS
- Active since: 2023
- Attribution: eCrime
- Also known as: ClearFake
Technical Analysis
ClearFake employs the following capabilities and techniques:
- Compromised Wordpress Sites: Core functionality
- Fake Chrome/Edge/Firefox Updates: Core functionality
- Delivers Infostealers And Rats: Core functionality
- Clickfix Evolution: Core functionality
MITRE ATT&CK Mapping
| Tactic | Technique | Usage |
|---|---|---|
| Initial Access | T1566.001 Phishing Attachment | Common delivery vector |
| Execution | T1204.002 Malicious File | User-triggered execution |
| Persistence | T1547.001 Registry Run Keys | Autostart persistence |
| Defense Evasion | T1027 Obfuscated Files | Payload obfuscation |
| C2 | T1071.001 Web Protocols | HTTP/HTTPS C2 |
Detection & Defense
- Endpoint detection: Deploy behavioral detection rules for ClearFake indicators
- Network monitoring: Monitor for C2 traffic patterns and anomalous connections
- Threat intelligence: Track ClearFake IOCs and campaign updates
- Security awareness: Train users to recognize phishing and social engineering
- Patch management: Keep systems updated to prevent exploitation
Defend Against ClearFake
Mjolnir Security provides detection and response capabilities against ClearFake and similar threats.
- Proactive Threat Hunting Hunt for ClearFake indicators and TTPs within your environment.
- Threat Intelligence Monitor ClearFake campaigns and infrastructure changes.
- 24/7 Incident Response Rapid containment and forensic investigation. Call +1 833 403 5875.
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