Malc0de Database Jun 2026
By compiling lists of active malicious domains, Malc0de enabled administrators to configure "sinkholes." A DNS sinkhole intercepts requests traveling to known malicious domains and returns a false IP address, effectively neutralizing the malware's ability to communicate with its Command and Control (C2) server. How the Cybersecurity Community Used Malc0de
: Historically, the database was accessible via malc0de.com/database/ , allowing users to query specific threats.
Metadata about the hosting provider and geographic location of the threat. 2. Practical Applications
This list focused on Fully Qualified Domain Names (FQDNs) used for Command and Control (C2) or malware hosting. malc0de database
Convert the Malc0de URL list into a domain-only list and load it as an adlist. grep -oP '(?<=http://)[^/]+' malc0de_list.txt > malc0de_domains.txt
Furthermore, because the URLs are live, some law enforcement agencies have argued that distributing the list is akin to "trafficking in dangerous tools." Defenders counter that sunlight is the best disinfectant—attackers already know their own infrastructure; defenders need to know it too.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. By compiling lists of active malicious domains, Malc0de
Network administrators used Malc0de to implement automated blocklists at the DNS and gateway levels. However, as noted in architectural studies published via platforms like Harvard SEAS , static blocklisting faces a significant challenge with dynamic and Network Address Translation (NAT) IP reuse. Dynamic addresses are often reassigned quickly—sometimes within three to ten days—meaning open-source intelligence databases like Malc0de required rapid updates to prevent false positives and minimize the collateral impact on legitimate internet users. 3. Campaign Tracking and Trend Mapping
The database typically includes the following metadata for each entry: Domain & IP Address: The primary identifiers for the malicious host. Country Code (CC): The geographic location of the server. ASN & Autonomous System Name: Details about the network provider hosting the content. Clicking this often links to a detailed VirusTotal report for deeper analysis. Common Use Cases Incident Response:
The exact web addresses hosting malicious files. grep -oP '(
In the ever-evolving landscape of cybersecurity, threat intelligence feeds come and go. Commercial platforms like VirusTotal and emerging open-source intelligence (OSINT) sources often dominate the headlines. However, for over a decade, one name has persisted as a reliable, no-frills resource for tracking malicious URLs and exploit kits:
By providing a centralized repository of malware samples and related information, the Malc0de Database plays a crucial role in supporting cybersecurity research, incident response, and threat intelligence efforts.
Convert the Malc0de IP list into a Suricata ipvar list. alert ip $HOME_NET any -> $MALC0DE_IP any (msg:"Malc0de Blacklisted IP Detected"; sid:5000001;)
: Providing raw data for automated response systems and security orchestration. Recent Status (2026)
The Malc0de database is often integrated into broader security platforms and aggregators: VirusTotal:
