Threat Intelligence Briefing

Global threat volume decreased significantly, with a 55.7% reduction compared to the previous 6-hour period. This decline is a deviation from the higher baseline and represents a return to more routine levels. Malware C2 remains the dominant category. Nordic countries show stable, low-level activity consistent with their typical background noise. The top threat IPs are clustered within a narrow US-based CIDR range (87.251.64.144/29), indicating a coordinated SSH brute-force campaign from a single network. This pattern is more significant than any individual IP. Focus defensive actions on the identified CIDR block rather than ephemeral IPs. Consider implementing temporary rate-limiting or blocking for the /29 subnet to mitigate this persistent SSH brute-force activity. Deprioritize individual alerts from the Nordic region as they represent routine background noise.