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A new bypass appears According to the aforementioned patch, we can see that if we can bypass the volume path check at line 81, then the system_installd service will spawn the script directly instead of resorting to the isolated XPC service. The question then is, how can we bypass the volume path check? Through debugging, we found that the destination volume path returned at line 80 is an arbitrary mounted DMG volume path that we…

In late September 2022, threat researchers uncovered a supply-chain attack carried out by malicious actors using a trojanized installer of Comm100, a chat-based customer engagement application. Our investigation of the incident revealed that the breadth and depth of the campaign’s impact were greater than what the researchers had initially thought; we also found that more applications and their respective versions had been affected and established that attacks began much earlier than their first reckoning on…