Browser-Based Threat Report: Nov. 13

Browser-Based Threat Report

Week of November 13th, 2023

ConcealBrowse is leveraged by teams across the world to combat weaponized URLs and Browser-Based Threats. The technology is constantly analyzing suspicious web artifacts to identify risks in the form of drive-by attacks, phishing portals, and other threats that materialize while browsing.

At Conceal, your digital safety is our utmost priority. Our weekly threat report for the week of November 13th, 2023, unveils critical insights into the ever-evolving landscape of online threats.

The following report highlights recently detected sites that were deemed suspicious:


SHA-256: 02f7c0e429b7388692f75d54bfde7e6bc2f1f68160efa434e306bd7d352f41c0

This URL was detected by ConcealBrowse on November 8th, 2023. It was first identified by various CTI feeds on October 5th, 2023, and resubmitted on November 9th, 2023, highlighting the continued nefarious activity of the domain. To date, 16 security vendors have annotated the URL as malicious.

This page takes advantage of typosquatting, in which end users accidentally type in the wrong web address, which then leads them to a page that mimics their intended destination. This specific instance mimics a popular shopping page and seems harmless. The intent of the majority of these spoofed sites is to obtain sensitive information from the end user, such as credit card information and address, during the checkout process.


SHA-256: f84a8fa0bc3dd592124b7a14a1bb64cb4fe8b40626c58d5c0341a3d590975500

This URL was detected by ConcealBrowse on November 6th, 2023. The URL was first detected by 2 security vendors on November 4th and by 18 security vendors to date. The URL has been classified as malicious and subsequently as a delivery vector for malware and spam.

The top-level domain used by the page is notorious for hosting malicious and risky web pages. Further, research indicates that nearly half of the registered domains using “.top” are used for nefarious activity such as spam and malware distribution. This specific URL directed users to a page that hosted various malware from Arkei, Privateloader, and Vidar. Their purpose is to steal information from the endpoints they infect, including saved passwords, credit card information, and the latest being 2-factor authentication tokens.


SHA-256: 82cf0044f474bbef6e896f0e741f0795fe6c2abcc7facec854e5967a17b89ea5

This web page was detected by ConcealBrowse on November 9th, 2023, and was first identified as malicious on September 28th, 2022. As of November 14th, the URL has been annotated as malicious, malware, and suspicious by 6 security vendors in total. This shows the dynamic reputation of webpages, thus emphasizing the importance of real-time URL analysis, which is enabled with Conceal Browse.

The web page is hosted by a web server that has historically hosted other malicious sites. In addition, the URL has recently been seen downloading two files of unknown content and has several embedded JavaScript files. After further static and dynamic analysis, the embedded JS files appear to modify the DOM of the parent URL. Due to this behavior, the URL has been identified by security vendors and has even been sinkholed by various DNS providers.


Valuable Outcomes

ConcealBrowse offers comprehensive protection against many sophisticated cyber threats, as recent threat reports exemplify. Our advanced threat detection capabilities have successfully flagged and quarantined malicious web pages, preventing users from falling victim to various cyber-attacks. Conceal remains dedicated to upholding the integrity of online interactions, constantly refining our detection algorithms and threat identification protocols to ensure proactive protection against emerging cyber threats. By integrating cutting-edge technology and a robust security infrastructure, we empower users to navigate the digital landscape with confidence, knowing that their online activities are shielded from potential harm.

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