A China-linked cyberespionage group, tracked as PKPLUG, employed a previously undocumented strain of a RAT dubbed THOR in recent attacks. A China-linked cyberespionage group tracked as PKPLUG (aka Mustang Panda and HoneyMyte), which is known for targeting Southeast Asia, exploited vulnerabilities in the Microsoft Exchange Server to deploy a previously undocumented variant of PlugX on compromised systems. Researchers […]