Sapphire Werewolf polishes Amethyst stealer to attack over 300 companies


Since March 2024, the BI.ZONE Threat Intelligence team has been tracking the cluster of activity dubbed Sapphire Werewolf.

The threat actor targets Russia’s industries, such as education, manufacturing, IT, defense, and aerospace engineering. Over 300 attacks were carried out using Amethyst, an offshoot of the popular open‑source SapphireStealer. The attackers disguise the malware as an enforcement order, a Central Election Committee leaflet, and even as a decree from the President of Russia.

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Source: BI.ZONE


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