SigmaHQ Detections
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6,800 detections
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Detects instances where a MySQL service on an OpenCanary node has had a login attempt.
Detects instances where an NTP service on an OpenCanary node has had a NTP monlist request.
Detects instances where an SIP service on an OpenCanary node has had a SIP request.
Detects instances where a TFTP service on an OpenCanary node has had a request.
Detects instances where a VNC service on an OpenCanary node has had a connection attempt.
Detects external IP address lookups by non-browser processes via services such as "api.ipify.org". This could be indicative of potential post compromise internet test activity.
Detects when an attacker registers a new IFilter for an extension. Microsoft Windows Search uses filters to extract the content of items for inclusion in a full-text index.
You can extend Windows Search to index new or proprietary file types by writing filters to extract the content, and property handlers to extract the properties of files.
You can extend Windows Search to index new or proprietary file types by writing filters to extract the content, and property handlers to extract the properties of files.
Detects the execution of Dumpert, a tool used to dump the memory of the lsass.exe process, which often contains sensitive credential material. Detection is based on specific MD5 hash values or the presence of 'Dumpert.dll' in the command line.
Detects the use of the "rsync" utility to execute a shell. Such behavior may be associated with privilege escalation, unauthorized command execution, or to break out from restricted environments.
Detects the execution of a shell as a sub-process of "rsync" without the expected command line flag "-e" being used. This behavior is commonly associated with attempts to exploit CVE-2024-12084, leading to arbitrary command execution or privilege escalation.
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