A newly documented Windows backdoor named SLEEPWALKER combines passive network monitoring, DLL side-loading, and encrypted bytecode to remain dormant until attackers deliver a precisely crafted trigger packet. The malware does not beacon to a conventional command-and-control server, making it particularly difficult to identify through outbound-traffic monitoring alone. The 59,904-byte unsigned file masquerades as Microsoft’s dpapi.dll […]

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Mayura Kathir

Source: gbHackers
Source Link: https://gbhackers.com/sleepwalker-backdoor/