SongXY is a Chinese APT group that employs phishing tactics to initiate cyberespionage campaigns. They utilize the Royal Road RTF builder, exploiting the CVE-2018-0798 vulnerability in Microsoft Equation Editor. In one instance, they sent a document containing a link to an attacker-controlled server, which automatically triggered upon opening, allowing them to gather information about the target's system configuration.
No exploited CVEs have been attributed to this threat actor yet.
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