threat prevention Archives

A pictorial representation of the Mirai Variant V3G4

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Mirai Variant V3G4 Targets IoT Devices

By Chao Lei, Zhibin Zhang, Cecilia Hu and Aveek Das
February 15, 2023 at 6:00 AM

9 min. read

The text Wireshark Quiz in orange set across a screenshot of the Wireshark program.

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Answers to Unit 42 Wireshark Quiz, January 2023

By Brad Duncan
January 23, 2023 at 6:00 AM

6 min. read

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Unit 42 Wireshark Quiz, January 2023

By Brad Duncan
January 20, 2023 at 6:00 AM

4 min. read

A pictorial representation of the ProxyNotShell bypass threat brief

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Threat Brief: OWASSRF Vulnerability Exploitation

By Robert Falcone and Lior Rochberger
December 22, 2022 at 5:30 PM

9 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

Conceptual image representing malware detection, including the machine learning model that can analyze the DoubleZero .NET wiper.

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An AI Based Solution to Detecting the DoubleZero .NET Wiper

By Akshata Rao, Zong-Yu Wu and Wenjun Hu
November 18, 2022 at 6:00 PM

7 min. read

Malware conceptual image, covering variants such as Typhon Reborn

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Typhon Reborn With New Capabilities

By Riley Porter and Uday Pratap Singh
November 14, 2022 at 6:00 AM

7 min. read

Cloud vulnerabilities conceptual image, covering topics such as OpenLiteSpeed vulnerabilities

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Unit 42 Finds Three Vulnerabilities in OpenLiteSpeed Web Server

By Artur Avetisyan
November 10, 2022 at 6:00 AM

5 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

Threat brief image, covering vulnerabilities such as CVE-2022-3786 and CVE-2022-3602, OpenSSL X.509 Buffer Overflows

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Threat Brief: CVE-2022-3786 and CVE-2022-3602: OpenSSL X.509 Buffer Overflows

By Shawn Westfall
November 2, 2022 at 6:00 PM

7 min. read

Malware conceptual image, including types of malware such as the Guloader variant covered here.

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Defeating Guloader Anti-Analysis Technique

By Mark Lim
October 28, 2022 at 6:00 AM

5 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

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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

109

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

Posts tagged with: threat prevention

Mirai Variant V3G4 Targets IoT Devices

Answers to Unit 42 Wireshark Quiz, January 2023

Unit 42 Wireshark Quiz, January 2023

Threat Brief: OWASSRF Vulnerability Exploitation

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

An AI Based Solution to Detecting the DoubleZero .NET Wiper

Typhon Reborn With New Capabilities

Unit 42 Finds Three Vulnerabilities in OpenLiteSpeed Web Server

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

Threat Brief: CVE-2022-3786 and CVE-2022-3602: OpenSSL X.509 Buffer Overflows

Defeating Guloader Anti-Analysis Technique

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

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

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