Josh Grunzweig, Author at Unit 42

A pictorial representation of a supply chain attack like that against 3CXDesktopApp

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Threat Brief: 3CXDesktopApp Supply Chain Attack (Updated)

By Robert Falcone and Josh Grunzweig
March 30, 2023 at 12:50 PM

8 min. read

Threat Brief image, representing brief analyses of vulnerabilities such as CVE-2022-26134

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Threat Brief: Atlassian Confluence Remote Code Execution Vulnerability (CVE-2022-26134) (Updated)

By Abhishek Anbazhagan, Shawn Westfall, Josh Grunzweig, Daniela Shalev and Eli Barr
June 3, 2022 at 5:00 PM

5 min. read

Threat Brief: Ongoing Russia and Ukraine Cyber Activity

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Threat Brief: Ongoing Russia and Ukraine Cyber Activity

By Robert Falcone, Mike Harbison and Josh Grunzweig
January 20, 2022 at 12:30 PM

8 min. read

A conceptual image representing a vulnerability, such as the Apache log4j remote code execution vulnerability discussed here, CVE-2021-44228.

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Another Apache Log4j Vulnerability Is Actively Exploited in the Wild (CVE-2021-44228) (Updated)

By Tao Yan, Qi Deng, Haozhe Zhang, Yu Fu, Josh Grunzweig, Mike Harbison and Robert Falcone
December 10, 2021 at 1:00 PM

471

15 min. read

76,048

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The Gopher in the Room: Analysis of GoLang Malware in the Wild

By Josh Grunzweig
July 1, 2019 at 6:00 AM

10 min. read

49,628

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Cardinal RAT Sins Again, Targets Israeli Fin-Tech Firms

By Tom Lancaster and Josh Grunzweig
March 19, 2019 at 6:00 AM

8 min. read

Multiple ArtraDownloader Variants Used by BITTER to Target Pakistan

By Josh Grunzweig and Brittany Barbehenn
February 25, 2019 at 6:00 AM

10 min. read

96,362

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The Fractured Block Campaign: CARROTBAT Used to Deliver Malware Targeting Southeast Asia

By Josh Grunzweig and Kyle Wilhoit
November 29, 2018 at 6:00 AM

8 min. read

46,082

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NOKKI Almost Ties the Knot with DOGCALL: Reaper Group Uses New Malware to Deploy RAT

By Josh Grunzweig
October 1, 2018 at 8:00 AM

8 min. read

43,709

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New KONNI Malware attacking Eurasia and Southeast Asia

By Josh Grunzweig and Bryan Lee
September 27, 2018 at 8:00 AM

10 min. read

82,382

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The Gorgon Group: Slithering Between Nation State and Cybercrime

By Robert Falcone, David Fuertes, Josh Grunzweig and Kyle Wilhoit
August 2, 2018 at 5:00 AM

17 min. read

79,707

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RANCOR: Targeted Attacks in South East Asia Using PLAINTEE and DDKONG Malware Families

By Brittany Barbehenn, Josh Grunzweig and Tom Lancaster
June 26, 2018 at 5:00 AM

12 min. read

69,588

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The Rise of the Cryptocurrency Miners

By Josh Grunzweig
June 11, 2018 at 1:00 PM

7 min. read

55,069

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SquirtDanger: The Swiss Army Knife Malware from Veteran Malware Author TheBottle

By Josh Grunzweig, Brandon Levene, Kyle Wilhoit and Pat Litke
April 17, 2018 at 1:00 PM

8 min. read

77,849

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Patchwork Continues to Deliver BADNEWS to the Indian Subcontinent

By Brandon Levene, Josh Grunzweig and Brittany Barbehenn
March 7, 2018 at 5:00 AM

8 min. read

Posts created by: Josh Grunzweig

Threat Brief: 3CXDesktopApp Supply Chain Attack (Updated)

Threat Brief: Atlassian Confluence Remote Code Execution Vulnerability (CVE-2022-26134) (Updated)

Threat Brief: Ongoing Russia and Ukraine Cyber Activity

Another Apache Log4j Vulnerability Is Actively Exploited in the Wild (CVE-2021-44228) (Updated)

The Gopher in the Room: Analysis of GoLang Malware in the Wild

Cardinal RAT Sins Again, Targets Israeli Fin-Tech Firms

Multiple ArtraDownloader Variants Used by BITTER to Target Pakistan

The Fractured Block Campaign: CARROTBAT Used to Deliver Malware Targeting Southeast Asia

NOKKI Almost Ties the Knot with DOGCALL: Reaper Group Uses New Malware to Deploy RAT

New KONNI Malware attacking Eurasia and Southeast Asia

The Gorgon Group: Slithering Between Nation State and Cybercrime

RANCOR: Targeted Attacks in South East Asia Using PLAINTEE and DDKONG Malware Families

The Rise of the Cryptocurrency Miners

SquirtDanger: The Swiss Army Knife Malware from Veteran Malware Author TheBottle

Patchwork Continues to Deliver BADNEWS to the Indian Subcontinent

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