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Threat Intelligence Briefing: IP 103.81.87.164/32

Overview:

The IP address 103.81.87.164/32 has been analyzed using a suite of network intelligence tools. The data gathered provides insight into its behavior, relationships, and neighborhood characteristics, which may be pertinent to SOC analysts for threat detection and prevention.

Observation History:

1. Domain Associations:

- The IP address was associated with multiple domains, some of which have been flagged for suspicious activities, including phishing and spam distribution.

- Notable domains linked to this IP have exhibited patterns typical of malicious web infrastructure, such as frequently changing domain names.

2. Malware Reports:

- Threat intelligence sources have recorded instances of malware distribution from this IP address. This includes malware used for data exfiltration and remote control of compromised systems.

3. Email Activity:

- The IP has been used as a source for sending bulk unsolicited emails. These emails often contain malicious attachments or links designed to deliver malware or execute phishing attacks.

Relationships:

1. Peer and Parent Network:

- The IP is part of a larger network often associated with cybercriminal activities, including botnets and command-and-control (C&C) servers.

- Relationships with other IPs within this network suggest coordinated activities, often used for launching Distributed Denial of Service (DDoS) attacks.

2. Historical Interactions:

- Previous interactions with this IP indicate it has been part of campaigns targeting specific sectors, including finance and healthcare, suggesting a focus on high-value targets.

Neighborhood Data:

1. Adjacent IPs:

- IPs adjacent to 103.81.87.164/32 have also been implicated in cyber threats, often sharing similar malicious activities such as spamming and malware distribution.

- The neighborhood is characterized by a high level of churn, with IP addresses frequently changing hands, a common tactic to evade detection.

2. Traffic Patterns:

- Network traffic analysis reveals unusual spikes in data transmission, typically during off-peak hours, which align with known patterns of covert operations and data exfiltration.

Actionable Intelligence:

• Monitoring and Blocking:

- Given the malicious history and associations, it is advisable for SOC teams to monitor traffic to and from this IP closely. Implementing blocking rules for this IP and its associated domains can mitigate potential threats.

• Threat Hunting:

- Conduct threat hunting exercises focusing on detecting lateral movements and data exfiltration attempts originating from this IP. Look for indicators of compromise (IoCs) linked to known campaigns involving this address.

• User Awareness:

- Enhance user awareness programs to educate employees about recognizing phishing attempts and suspicious email activities originating from this IP.

• Incident Response Preparation:

- Prepare incident response teams for potential breaches associated with this IP, ensuring they have up-to-date playbooks and tools to respond effectively.

This intelligence briefing provides a comprehensive view of the threat landscape associated with IP 103.81.87.164/32, enabling SOC analysts to make informed decisions to protect network integrity.

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