In June 2024, Kaspersky discovered a macOS version of the HZ Rat backdoor targeting users of the enterprise messenger DingTalk and the social network and messaging platform WeChat.
The samples Kaspersky found almost exactly replicate the functionality of the Windows version of the backdoor and differ only in the payload, which is received in the form of shell scripts from the attackers’ server. The researchers noticed that some versions of the backdoor use local IP addresses to connect to C2, which led us to believe the threat may be targeted. This also points to an intention to exploit the backdoor for lateral movement through the victim’s network.
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Source: Kaspersky
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