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MediumSigmaHQ Nasreddine Bencherchali (Nextron Systems)

Network Connection Initiated To AzureWebsites.NET By Non-Browser Process

Detects an initiated network connection by a non browser process on the system to "azurewebsites.net". The latter was often used by threat actors as a malware hosting and exfiltration site.

Detection logic

Detection requirements

Platform: ESXi Linux macOS Windows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
Log source product: windows
Log source category: network_connection

Known benign triggers

Unknown

References

Links the source published beside this detection. Reference is the link the source wrote, unmodified. Class is decided by this catalogue from the host and path, not stated by the source. Cited by counts published detections citing the same resource, including this one, and the sources beneath it count the repositories this catalogue ingests, which is not the same as independent research.
Reference	Class	Cited by
intezer.com/blog/research/how-we-escaped-docker-in-azure-functions/	Unclassified	2
symantec-enterprise-blogs.security.com/threat-intelligence/harvester-new-apt-attacks-asia	Unclassified	2
www.ptsecurity.com/ww-en/analytics/pt-esc-threat-intelligence/higaisa-or-winnti-apt-41-backdoors-old-and-new/	Unclassified	5from 2 sources
www.sentinelone.com/labs/wip26-espionage-threat-actors-abuse-cloud-infrastructure-in-targeted-telco-attacks/	Security research	2

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