Erik Kraijenoord

What Does The Fox Hack? Breaking Down the Anonymous Fox F-Automatical Script

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While performing routine security research, one of our threat analysts discovered the latest version of a Command and Control (C2) script, which is referred to as F-Automatical within the script’s code and was commonly known as FoxAuto in older versions. This is the seventh version of this automatic C2 script that is developed and distributed … Read more

Wordfence Intelligence Launches New Malware Hash Feed!

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Today, the Wordfence team is launching a Malware Hash Feed as part of our Wordfence Intelligence API. This gives our Enterprise users another way to rapidly and definitively identify malware targeting web applications. As the world’s foremost WordPress security provider, Wordfence has an expertly curated database of nearly three and a half million unique malicious … Read more

Threat Advisory: Monitoring CVE-2022-42889 “Text4Shell” Exploit Attempts

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On October 17, 2022, the Wordfence Threat Intelligence team began monitoring for activity targeting CVE-2022-42889, or “Text4Shell” on our network of 4 million websites. We started seeing activity targeting this vulnerability on October 18, 2022. Text4Shell is a vulnerability in the Apache Commons Text library versions 1.5 through 1.9 that can be used to achieve … Read more