Nexcorium-Associated Mirai Variant Uses TBK DVR Exploit to Scale Botnet Operations

A new iteration of the notorious Mirai botnet, dubbed Nexcorium, has emerged in the wild, aggressively targeting internet-connected video recording devices. According to recent threat research published by Fortinet’s FortiGuard Labs, threat actors are exploiting a known command injection vulnerability to hijack TBK DVR systems and construct a large-scale Distributed Denial-of-Service (DDoS) botnet. Fortinet researchers […]

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