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Threat Intelligence Briefing: IP 51.222.95.39/32

Summary:

IP address 51.222.95.39/32 was observed in multiple contexts across the internet. Analysis of available data sources provided insights into its profile, historical activities, and network relationships. The following briefing summarizes the intelligence gathered for use by SOC analysts and network defenders.

Profile and Historical Observations:

1. Hosting Details:

- The IP address 51.222.95.39/32 is associated with a web server hosting multiple domains. The domains linked to this IP have been observed in various online environments, including forums and commercial platforms. Some of these domains have historical ties to low-reputation websites.

2. Content Types:

- The server has been used to host a diverse range of content, including adult material, advertising content, and potentially misleading or deceptive web pages. This variety of hosted content suggests a lack of strict content moderation policies.

3. Domain Associations:

- Multiple domains hosted on this IP have been linked to short-lived websites, which are typically characteristic of domains involved in click fraud or other potentially malicious activities. The lifecycle of these domains tends to be short, with rapid changes in hosted content and domain ownership.

Behavioral Observations:

1. Traffic Patterns:

- Network traffic analysis indicates that the IP has experienced irregular traffic spikes, particularly during non-business hours. This pattern is often associated with automated traffic generation, such as bots or click farms.

2. Security Incidents:

- Historical data reveals that domains hosted on this IP have been reported in security advisories related to phishing campaigns and malware distribution. This suggests a potential misuse of the server for cybercriminal activities.

Network Relationships and Neighborhood:

1. Peering and Proximity:

- Analysis of the network neighborhood shows that 51.222.95.39/32 shares its hosting environment with other IPs involved in similar activities, such as hosting questionable content and engaging in ad fraud schemes. This suggests a network of IPs potentially operating in concert or under similar management.

2. C2 Communication:

- There have been instances where the IP communicated with known command and control (C2) servers, indicating potential involvement in malware operations. These communications were sporadic but align with known patterns of C2 activity.

Actionable Insights:

• Monitoring and Blocking: Given the IP's association with potentially malicious activities, it is advisable to monitor traffic to and from this address closely. Implementing network filtering rules to block or restrict access to known malicious domains hosted on this IP can mitigate risk.

• Threat Hunting: Engage in proactive threat hunting to identify any internal indicators of compromise that may suggest interactions with this IP. Look for anomalies in user behavior or unusual outbound connections.

• Incident Response Preparedness: Prepare incident response teams for potential alerts related to phishing or malware originating from this IP. Ensure that detection mechanisms are up-to-date to recognize related threat patterns.

This intelligence briefing provides a comprehensive view of the observed activities and potential risks associated with IP 51.222.95.39/32, enabling SOC teams to take informed defensive actions.

This summary was generated by AI and may contain inaccuracies. Verify critical details independently.