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Threat Intelligence Briefing: IP 45.131.195.2/32

Overview:

The IP address 45.131.195.2/32 was observed during a routine network monitoring exercise. This address is associated with a residential ISP in the United States, specifically under the allocation of AT&T Services, Inc. The following intelligence report outlines the profile, historical observations, relationships, and neighborhood data pertinent to the IP address in question.

Profile:

• ISP and Location: The IP address belongs to AT&T Services, Inc., indicating it is residentially assigned. The geographical location is within the United States, though exact coordinates are not provided.
• ASN: The Autonomous System Number (ASN) associated with this IP is 7018, which corresponds to AT&T Services, Inc.

Observation History:

• Traffic Patterns: Historical data indicated sporadic traffic patterns. There were periods of high activity followed by inactivity, typical of residential IP usage.
• Malicious Activity: No direct malicious activity was observed directly associated with this IP address. However, it has been involved in traffic to known malicious domains, suggesting potential compromise or use for malicious purposes.
• Anomaly Detection: Alerts were triggered during specific time windows when the IP exhibited unusual data transfer volumes, particularly outbound connections to regions outside the United States.

Relationships:

• Domain Associations: The IP address was found to have connections with a handful of domains, some of which are known to host phishing sites. These associations suggest potential use for distributing phishing content or as a part of a botnet.
• Peer Connections: The IP has been observed in communications with other residential IPs within the same ISP allocation, indicating possible lateral movement or coordination within a compromised network.

Neighborhood Data:

• Proximity Analysis: The neighboring IP addresses are also residentially assigned under the same ISP. The neighborhood shows similar traffic patterns and has experienced similar alerts related to high-volume outbound traffic and connections to suspicious domains.
• Security Posture: The general neighborhood does not exhibit enhanced security measures, such as the use of VPNs or advanced firewall configurations, which could mitigate the risks of exploitation.

Actionable Recommendations:

1. Monitoring and Alerts: Continue monitoring this IP for unusual traffic patterns and connections to known malicious domains. Set up alerts for high-volume outbound traffic and international connections.

2. Threat Intelligence Sharing: Share findings with relevant threat intelligence communities to aid in the identification of potential campaigns involving similar residential IPs.

3. User Education: If applicable, engage in user education initiatives to raise awareness about phishing and secure online practices, particularly for users within this residential ISP.

4. Incident Response Preparedness: Prepare incident response plans to quickly address any confirmed compromises or malicious activities linked to this IP address.

This intelligence briefing provides a comprehensive overview of the observed data related to IP 45.131.195.2/32, enabling SOC analysts to make informed decisions and take appropriate actions to mitigate potential threats.

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