URL filtering Archives

A pictorial representation of a meddler-in-the-middle phishing attack

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Meddler-in-the-Middle Phishing Attacks Explained

By Lucas Hu, Howard Tong, Suiqiang Deng and Alex Starov
December 21, 2022 at 6:00 AM

10 min. read

A pictorial representation of Trident Ursa showing a purple bear and trident

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Russia’s Trident Ursa (aka Gamaredon APT) Cyber Conflict Operations Unwavering Since Invasion of Ukraine

By Unit 42
December 20, 2022 at 3:00 AM

15 min. read

Malware conceptual image, covering topics such as Cobalt Strike Team Server, which can be abused by malware authors for malicious purposes

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Cobalt Strike Analysis and Tutorial: Identifying Beacon Team Servers in the Wild

By Durgesh Sangvikar, Chris Navarrete, Matthew Tennis, Yanhui Jia, Yu Fu and Siddhart Shibiraj
November 3, 2022 at 6:00 AM

9 min. read

Trends conceptual image, covering web threat trends such as the evolution of a malicious JavaScript downloader.

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Trends in Web Threats in CY Q2 2022: Malicious JavaScript Downloaders Are Evolving

By Cecilia Hu, Tao Yan, Jin Chen and Taojie Wang
October 26, 2022 at 6:00 AM

8 min. read

DNS security conceptual image, covering concepts including CNAME cloaking

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CNAME Cloaking: Disguising Third Parties Through the DNS

By Rebekah Houser and Daiping Liu
October 24, 2022 at 6:00 AM

10 min. read

46,347

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Trends in Web Threats: Old Web Skimmer Still Active Today

By Cecilia Hu, Tao Yan, Zhanhao Chen, Jin Chen and Taojie Wang
October 21, 2022 at 6:00 AM

9 min. read

Threat Brief Image for CVE-2022-41040, CVE-2022-41082, ProxyNotShell

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Threat Brief: CVE-2022-41040 and CVE-2022-41082: Microsoft Exchange Server (ProxyNotShell)

By Shawn Westfall
October 4, 2022 at 4:30 PM

108

8 min. read

Conceptual image representing malware, such as the information stealer IcedID, being delivered by a polyglot file.

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More Than Meets the Eye: Exposing a Polyglot File That Delivers IcedID

By Mark Lim
September 27, 2022 at 6:00 AM

4 min. read

DNS security and issues such as domain shadowing are represented by the caution sign within a folder structure. Image includes Palo Alto Networks and Unit 42 logos.

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Domain Shadowing: A Stealthy Use of DNS Compromise for Cybercrime

By Janos Szurdi, Rebekah Houser and Daiping Liu
September 21, 2022 at 6:00 AM

7 min. read

Ransomware conceptual image, covering groups including BlueSky Ransomware

79,846

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BlueSky Ransomware: Fast Encryption via Multithreading

By Muhammad Umer Khan, Lee Wei, Yang Ji and Wenjun Hu
August 10, 2022 at 12:00 PM

1140

7 min. read

A conceptual image representing problems on the web, such as the patient zero web threats discussed here.

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Detecting Patient Zero Web Threats in Real Time With Advanced URL Filtering

By Peng Peng, Fang Liu, Ben Zhang, Stefan Springer and Oleksii Starov
December 9, 2021 at 6:00 AM

13 min. read

A conceptual image representing phishing, such as the JavaScript-based phishing discussed here.

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PhishingJS: A Deep Learning Model for JavaScript-Based Phishing Detection

By Lucas Hu
September 10, 2021 at 6:00 AM

7 min. read

A conceptual image representing phishing, as discussed in this post. Here, we cover CAPTCHA-protected phishing campaigns and how they can be detected and mitigated.

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Discovering CAPTCHA Protected Phishing Campaigns

By Shresta Bellary Seetharam, Billy Melicher and Oleksii Starov
August 13, 2021 at 12:00 PM

8 min. read

Conceptual image illustrating WastedLocker ransomware

43,232

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Threat Assessment: WastedLocker Ransomware

By Alex Hinchliffe, Doel Santos, Adrian McCabe and Robert Falcone
July 30, 2020 at 6:00 AM

4 min. read

New Android Trojan “Xbot” Phishes Credit Cards and Bank Accounts, Encrypts Devices for Ransom

By Cong Zheng, Claud Xiao and Zhi Xu
February 18, 2016 at 4:00 PM

7 min. read

Posts tagged with: URL filtering

Meddler-in-the-Middle Phishing Attacks Explained

Russia’s Trident Ursa (aka Gamaredon APT) Cyber Conflict Operations Unwavering Since Invasion of Ukraine

Cobalt Strike Analysis and Tutorial: Identifying Beacon Team Servers in the Wild

Trends in Web Threats in CY Q2 2022: Malicious JavaScript Downloaders Are Evolving

CNAME Cloaking: Disguising Third Parties Through the DNS

Trends in Web Threats: Old Web Skimmer Still Active Today

Threat Brief: CVE-2022-41040 and CVE-2022-41082: Microsoft Exchange Server (ProxyNotShell)

More Than Meets the Eye: Exposing a Polyglot File That Delivers IcedID

Domain Shadowing: A Stealthy Use of DNS Compromise for Cybercrime

BlueSky Ransomware: Fast Encryption via Multithreading

Detecting Patient Zero Web Threats in Real Time With Advanced URL Filtering

PhishingJS: A Deep Learning Model for JavaScript-Based Phishing Detection

Discovering CAPTCHA Protected Phishing Campaigns

Threat Assessment: WastedLocker Ransomware

New Android Trojan “Xbot” Phishes Credit Cards and Bank Accounts, Encrypts Devices for Ransom

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