This hypothesis targets adversaries leveraging the URLhaus threat intelligence feed to identify hosts downloading known malicious payloads, indicating active compromise or staging of malware. Proactively hunting for these indicators in Azure Sentinel allows the SOC to detect and isolate infected endpoints before the malware executes or propagates, reducing the mean time to detection for high-severity threats.
Threat: malware_download Total URLs: 33 Active URLs: 27
| URL | Status | Threat | Date Added |
|---|---|---|---|
hxxp://31.4.254.241:45840/bin.sh | online | malware_download | 2026-09-14 |
hxxp://42.57.36.196:51916/i | offline | malware_download | 2026-09-14 |
hxxp://27.29.62.26:51681/i | offline | malware_download | 2026-09-14 |
hxxp://27.29.62.26:51681/bin.sh | offline | malware_download | 2026-09-14 |
hxxp://42.57.36.196:51916/bin.sh | offline | malware_download | 2026-09-14 |
hxxp://96.245.232.155:44492/i | online | malware_download | 2026-09-14 |
hxxp://42.179.149.98:46495/bin.sh | online | malware_download | 2026-09-14 |
hxxp://42.179.149.98:46495/i | online | malware_download | 2026-09-14 |
hxxp://60.22.194.98:38744/i | online | malware_download | 2026-09-14 |
hxxp://42.6.60.211:40465/bin.sh | online | malware_download | 2026-09-14 |
hxxp://27.44.144.94:51450/bin.sh | offline | malware_download | 2026-09-14 |
hxxp://5.166.114.0:44061/bin.sh | online | malware_download | 2026-09-14 |
hxxp://5.166.114.0:44061/i | online | malware_download | 2026-09-14 |
hxxp://61.69.169.69:39370/i | online | malware_download | 2026-09-14 |
hxxp://60.22.194.98:38744/bin.sh | online | malware_download | 2026-09-14 |
hxxp://42.178.61.190:46830/i | online | malware_download | 2026-09-14 |
hxxp://77.94.103.197:65136/bin.sh | online | malware_download | 2026-09-14 |
hxxp://77.94.103.197:65136/i | online | malware_download | 2026-09-14 |
hxxp://220.201.155.202:51800/i | online | malware_download | 2026-09-14 |
hxxp://42.57.183.42:35048/i | online | malware_download | 2026-09-14 |
hxxp://42.178.61.190:46830/bin.sh | online | malware_download | 2026-09-14 |
hxxp://42.57.183.42:35048/bin.sh | online | malware_download | 2026-09-14 |
hxxp://95.73.227.80:49028/i | online | malware_download | 2026-09-14 |
hxxp://42.6.89.229:44269/bin.sh | online | malware_download | 2026-09-14 |
hxxp://94.28.39.38:34375/i | online | malware_download | 2026-09-14 |
// Hunt for DNS resolution of URLhaus malicious domains
// Threat: malware_download
let malicious_domains = dynamic(["42.178.61.190", "125.46.243.209", "95.73.227.80", "114.219.26.250", "94.28.39.38", "96.245.232.155", "119.116.247.148", "175.150.178.98", "42.179.149.98", "113.228.146.66", "61.69.169.69", "42.6.60.211", "60.22.194.98", "31.4.254.241", "42.6.89.229", "220.201.155.202", "219.157.140.92", "77.94.103.197", "5.166.114.0", "42.57.183.42"]);
DnsEvents
| where Name has_any (malicious_domains)
| project TimeGenerated, Computer, Name, IPAddresses
| order by TimeGenerated desc
// Hunt for web traffic to URLhaus malicious domains
let malicious_domains = dynamic(["42.178.61.190", "125.46.243.209", "95.73.227.80", "114.219.26.250", "94.28.39.38", "96.245.232.155", "119.116.247.148", "175.150.178.98", "42.179.149.98", "113.228.146.66", "61.69.169.69", "42.6.60.211", "60.22.194.98", "31.4.254.241", "42.6.89.229", "220.201.155.202", "219.157.140.92", "77.94.103.197", "5.166.114.0", "42.57.183.42"]);
CommonSecurityLog
| where RequestURL has_any (malicious_domains) or DestinationHostName has_any (malicious_domains)
| project TimeGenerated, SourceIP, RequestURL, DestinationHostName, DeviceAction
| order by TimeGenerated desc
| Sentinel Table | Notes |
|---|---|
CommonSecurityLog | Ensure this data connector is enabled |
DnsEvents | Ensure this data connector is enabled |
Scenario: A DevOps engineer uses curl or wget to download a specific build artifact, container image layer, or dependency package from a URL that is temporarily hosted on a CDN or artifact repository (e.g., JFrog Artifactory, AWS S3, or Azure Blob Storage) which has been mislabeled or newly added to the URLhaus database as a malware distribution point due to a shared hash or IP reputation.
*.artifactory.internal, *.s3.amazonaws.com, *.blob.core.windows.net) or where the user agent string contains curl/ or wget/ and the source IP is within the CI/CD subnet range.Scenario: A security team or blue team member is actively testing the detection rule by downloading a known benign sample (e.g., a Windows executable or PDF) from a URL that is currently listed on URLhaus as a “malware_download” family but is actually a controlled test asset (e.g., EICAR test file or a specific PoC binary) hosted on an internal web server or public test bucket.
powershell.exe or cmd.exe and the command line contains keywords like Test-, PoC-, or EICAR, or where the destination file path includes /security/testing/ or /blue-team/.Scenario: An application server or microservice fetches configuration files, feature flags, or static assets (CSS/JS) from a third-party CDN or SaaS provider (e.g., Cloudflare, Akamai, or a specific SaaS vendor) that has been compromised or is being used as a C2 channel, causing the URL to appear in URLhaus. The legitimate application