Backdoor infecting VPNs used “magic packets” for stealth and security
When threat actors use backdoor malware to gain access to a network, they want to make sure all their hard work can’t be leveraged by competing groups or detected by defenders. One countermeasure is to equip the backdoor with a passive agent that remains dormant until it receives what’s known in the business as a… Read More: Backdoor infecting VPNs used “magic packets” for stealth and security »