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SmartRAT ClickFix targets Brazilian banks with AI spoofed domains

Part of the CVE-2025-67038 story · since 23 Jun

Quiet for 20 weekslast report 25 Jun9 articles4 outlets
23 Jun · CISA first10 Aug3 Sep27 SepNowThis article7th of 9
  • Tue 23 Jun, 19:39 UTC. CISA, first report. Lantronix EDS5000 Command Injection Flaw Under Active Attack. Cites a CVE in CISA KEV.
  • Tue 23 Jun, 19:47 UTC. CISA. Lantronix EDS5000 Command Injection Flaw Under Active Attack. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 02:02 UTC. SecurityOnline, its first report on the story. CISA Adds Four Exploited UniFi OS and Lantronix Flaws to KEV Catalog. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 03:41 UTC. SecurityOnline. Flaw in AVer PTC500S cameras allows remote code execution. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 04:11 UTC. SecurityOnline. Google Search Now Saves Your Uploaded Media to Train AI. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 04:11 UTC. SecurityOnline. Lantronix, UniFi flaws surface as Outlook Mac reply glitch seen. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 08:13 UTC. SecurityOnline. SmartRAT ClickFix targets Brazilian banks with AI spoofed domains. Cites a CVE in CISA KEV. This article, 7th of 9.
  • Wed 24 Jun, 10:32 UTC. Security Affairs, its first report on the story. CISA flags Ubiquiti, Lantronix flaws; urges US patch by June 2026. Cites a CVE in CISA KEV.
  • Thu 25 Jun, 12:01 UTC. SecurityWeek, its first report on the story. Lantronix Serial-to-IP Converter Flaw Exploited in Attacks After OT Threat Warning. Cites a CVE in CISA KEV.

The page highlights the detection of four critical vulnerabilities (CVE-2025-67038, CVE-2026-34910, CVE-2026-34909, and CVE-2026-34908) and details a SmartRAT ClickFix malware campaign operated by suspected Brazilian cybercriminals. The malware targets customers of major Brazilian banks, utilizing AI-generated typosquatting domains to impersonate legitimate banking websites. Key infection methods include deploying malicious commands through fake error messages, which lead to remote access and data exfiltration.

The malware establishes persistence and communicates with a command-and-control server while monitoring for bank-related activity to capture user credentials. Defense strategies involve blocking typosquatting domains, monitoring for unusual activity, and educating users against phishing tactics.

How the story developed

All 9 articles
Quiet for 20 weekslast report 25 Jun9 articles4 outlets

9 articles from 4 outlets since 23 Jun. Quiet since 25 Jun. This was the 7th report, 13 hours after the first.

Now23 Jun242526278 Nov9First reportCISA · 23 Jun, 19:39This article7th of 9 · day 1
  • Tue 23 Jun, 19:39 UTC. CISA, first report. Lantronix EDS5000 Command Injection Flaw Under Active Attack. Cites a CVE in CISA KEV.
  • Tue 23 Jun, 19:47 UTC. CISA. Lantronix EDS5000 Command Injection Flaw Under Active Attack. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 02:02 UTC. SecurityOnline, its first report on the story. CISA Adds Four Exploited UniFi OS and Lantronix Flaws to KEV Catalog. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 03:41 UTC. SecurityOnline. Flaw in AVer PTC500S cameras allows remote code execution. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 04:11 UTC. SecurityOnline. Google Search Now Saves Your Uploaded Media to Train AI. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 04:11 UTC. SecurityOnline. Lantronix, UniFi flaws surface as Outlook Mac reply glitch seen. Cites a CVE in CISA KEV.
  • Wed 24 Jun, 08:13 UTC. SecurityOnline. SmartRAT ClickFix targets Brazilian banks with AI spoofed domains. Cites a CVE in CISA KEV. This article, 7th of 9.
  • Wed 24 Jun, 10:32 UTC. Security Affairs, its first report on the story. CISA flags Ubiquiti, Lantronix flaws; urges US patch by June 2026. Cites a CVE in CISA KEV.
  • Thu 25 Jun, 12:01 UTC. SecurityWeek, its first report on the story. Lantronix Serial-to-IP Converter Flaw Exploited in Attacks After OT Threat Warning. Cites a CVE in CISA KEV.
  • Known exploited CVE
  • No CVE
  • Larger: an outlet’s first report
  • Square: official source
  • Coverage over time
  • Quiet time, folded
Show all 9 articles as a list
  1. Tue 23 JunDay 02
    1. Lantronix EDS5000 Command Injection Flaw Under Active Attack19:39 · CISA · official · First report · CISA alert · Known exploited CVE
    2. Lantronix EDS5000 Command Injection Flaw Under Active Attack19:47 · CISA · official · Known exploited CVE
  2. Wed 24 JunDay 16
    1. CISA Adds Four Exploited UniFi OS and Lantronix Flaws to KEV Catalog02:02 · SecurityOnline · Known exploited CVE
    2. Flaw in AVer PTC500S cameras allows remote code execution03:41 · SecurityOnline · Known exploited CVE
    3. SmartRAT ClickFix targets Brazilian banks with AI spoofed domains08:13 · SecurityOnline · Known exploited CVE · This article, 7th of 9
    Show 3 more from 24 Jun
    1. Google Search Now Saves Your Uploaded Media to Train AI04:11 · SecurityOnline · Known exploited CVE
    2. Lantronix, UniFi flaws surface as Outlook Mac reply glitch seen04:11 · SecurityOnline · Known exploited CVE
    3. CISA flags Ubiquiti, Lantronix flaws; urges US patch by June 202610:32 · Security Affairs · Known exploited CVE
  3. Thu 25 JunDay 21
    1. Lantronix Serial-to-IP Converter Flaw Exploited in Attacks After OT Threat Warning12:01 · SecurityWeek · Known exploited CVE

Sources

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