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Russia-linked APT28 used post-compromise tool GooseEgg to exploit CVE-2022-38028 Windows flaw

Security Affairs

This tool modifies a JavaScript constraints file and executes it with SYSTEM-level permissions. Microsoft has observed APT28 using GooseEgg in post-compromise activities against various targets, including government, non-governmental, education, and transportation sector organizations in Ukraine, Western Europe, and North America.

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WinRAR CVE-2018-20250 flaw exploited in multiple campaigns

Security Affairs

DLL, handles the extraction of files compressed in ACE data format. The experts pointed out that WinRAR determines the file format by analyzing its content and not the extension, this means that an attacker can change the.ace extension to.rar extension to trick the victims. The issue affects a third-party library, called UNACEV2.DLL