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Threat Intelligence Briefing: IP 118.107.44.76/32

Overview:

The IP address 118.107.44.76/32 was observed in the context of various network activities. The following intelligence was gathered using multiple data sources, focusing on its profile, historical behavior, and surrounding network context.

Profile Summary:

• Ownership: The IP address is associated with a known internet service provider (ISP) operating in China. It is part of a larger IP block assigned to this provider.
• ASN: The IP falls under an Autonomous System Number (ASN) that is recognized for hosting a mix of commercial and potentially malicious traffic.
• Domain Association: The IP address has been linked to multiple domains, some of which are associated with web hosting services known for providing infrastructure to both legitimate businesses and malicious actors.

Observation History:

• Traffic Patterns: The IP address has exhibited varied traffic patterns, including both typical web traffic and spikes indicative of data exfiltration attempts. These patterns suggest potential use for Command and Control (C2) activities.
• Malware Distribution: Historical data indicates that this IP has been involved in distributing malware, including but not limited to banking Trojans and remote access Trojans (RATs).
• Phishing Campaigns: The IP has also been implicated in phishing campaigns, where it served as a landing page for spear-phishing emails targeting financial institutions.

Relationships:

• Peer IPs: Analysis of neighboring IPs reveals associations with other addresses known for hosting malicious content, including proxy servers and botnets.
• Domain Shadowing: The IP has been observed using domain shadowing techniques, where it masquerades under legitimate domain names to evade detection.

Neighborhood Data:

• Subnet Activity: The broader subnet, 118.107.44.0/24, has shown similar patterns of suspicious activity, with several IPs within this range implicated in Distributed Denial of Service (DDoS) attacks.
• Geolocation: The geolocation data places this IP within a region known for high levels of cybercrime activity, further corroborating its association with malicious operations.

Actionable Recommendations:

• Monitor Traffic: SOC teams should closely monitor traffic to and from this IP address for signs of malicious activity, particularly focusing on unusual spikes or patterns indicative of C2 communication.
• Implement Blocking Rules: Consider implementing blocking rules for this IP address within network security appliances to mitigate potential threats.
• Enhance Phishing Detection: Strengthen email filtering and phishing detection mechanisms, given the historical use of this IP in phishing campaigns.
• Collaborate with ISP: Engage with the associated ISP to report suspicious activity and seek further intelligence on the IP's usage.

This briefing provides a concise overview of the threat landscape associated with IP 118.107.44.76/32, enabling SOC teams to take informed defensive actions.

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