Office Application Initiated Network Connection Over Uncommon Ports

Detects an office suit application (Word, Excel, PowerPoint, Outlook) communicating to target systems over uncommon ports.

Detection logic

Detection requirements

Log source product: windows
Log source category: network_connection

Known benign triggers

Other ports can be used, apply additional filters accordingly

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
blogs.blackberry.com/en/2023/07/romcom-targets-ukraine-nato-membership-talks-at-nato-summit	Unclassified	2

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Detection rules

Office Application Initiated Network Connection Over Uncommon Ports

Detection logic

Detection requirements

Known benign triggers

MITRE ATT&CK mappings

References

From the source

Licence

Authorship

Detection rules