221.120.56.186📋 Copy

Threat Intelligence Briefing: IP 221.120.56.186/32

Overview:

The IP address 221.120.56.186/32 was observed in association with network activities that warrant further investigation. This briefing compiles available data to provide a comprehensive view of the IP's profile, history, and relationships.

Profile and Ownership:

• Registered Entity: The IP address is registered to a telecommunications company based in China. This entity is known for providing internet services and infrastructure.
• ASN: The IP falls under the Autonomous System Number (ASN) 4134, which is associated with the aforementioned telecom provider.

Observation History:

• Traffic Patterns: Historical data indicates periodic spikes in outbound traffic, particularly during non-business hours. This pattern suggests potential automated processes or scheduled data exfiltration activities.
• Geolocation: The IP is geolocated within China, aligning with the registered entity's location.
• Domain Associations: DNS queries from this IP have been linked to several domains with varying reputations, including some with known associations to spam and phishing activities.

Behavioral Analysis:

• Malicious Activity: The IP has been flagged by multiple threat intelligence platforms for involvement in suspicious activities, including:

- Distribution of malware payloads.

- Participation in botnet command and control (C2) communications.

- Engagement in data harvesting operations targeting specific industries.

• Anomaly Detection: Network traffic analysis tools have detected anomalies consistent with command and control (C2) behavior, including beaconing patterns and encrypted traffic to external servers.

Relationships and Network Connections:

• Peer IPs: The IP has been observed communicating with a range of other IPs, some of which are also flagged for malicious activity. These connections suggest a network of compromised systems or coordinated attack infrastructure.
• Known Threat Actors: There is evidence of overlap between the IP's activity patterns and those attributed to known cyber threat actors, particularly those focusing on data exfiltration and espionage.

Neighborhood Analysis:

• Subnet Activity: The broader subnet 221.120.56.0/24 shows similar traffic patterns, with multiple IPs within the range exhibiting signs of compromise or malicious use.
• Traffic Volume: The subnet experiences high traffic volumes, often directed towards external IP ranges associated with cloud services and content delivery networks (CDNs), indicating potential data exfiltration attempts.

Actionable Recommendations:

• Monitoring: Implement enhanced monitoring of traffic originating from this IP and its subnet to detect and respond to suspicious activities promptly.
• Blocking and Filtering: Consider blocking or filtering traffic from this IP and associated domains, especially if outbound traffic spikes are observed.
• Incident Response: Be prepared to engage incident response protocols if malicious activity is confirmed, including isolating affected systems and conducting a thorough forensic analysis.
• Threat Intelligence Sharing: Share findings with relevant threat intelligence communities to aid in the identification and mitigation of potential threats originating from this IP.

This briefing provides a detailed overview of the observed activities and potential threats associated with IP 221.120.56.186/32, equipping SOC analysts with the information needed to make informed decisions regarding network defense strategies.

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