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New Linux malware variants target telecom edge devices

Security firm Rapid7 has identified new Linux malware samples actively targeting telecom and network edge equipment, especially in South Korea and Taiwan. Attackers are disguising malware processes to match local vendor software and hiding command signals inside regular internet protocols like DNS, TCP, and email (SMTP). The malware avoids leaving traces on disk after launch, making detection harder. Embedded devices such as CCTV and DVRs are among those at risk.

Why it mattersThis shows attackers are evolving tactics to blend into specific regional environments and avoid traditional detection. For telecom operators, the threat reaches deep into critical network edge infrastructure, including less-protected embedded devices.

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Rapid7PrimarySMTP is the key: BPFDoor and AVERAT hitting the network edge1:00 PM →
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