Detections
Explore public detection logic contributed by the community across SIEM and rule languages.
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This rule detects potential account takeover attempts by identifying the replay of stolen session cookies. It specifically looks for HTTP traffic from the home network to any destination, where the HTTP cookie header contains the case-insensitive string "session". A threshold of 5 occurrences within 3 seconds, tracked by destination, is used to trigger an alert, indicating a rapid succession of session cookie replays.
'This rule identifies a web request to a URL that holds a file type, including .ps1, .bat, .vbs, and .scr that can be harmful if downloaded. This analytic rule uses [ASIM](https://aka.ms/AboutASIM) and supports any built-in or custom source that supports the ASIM WebSession schema (ASIM WebSession Schema)'
Detects attempts by uncommon processes to access sensitive Microsoft Teams files, specifically those containing authentication tokens (leveldb) and cookies. This rule aims to identify potential credential theft or unauthorized access to user sessions within Microsoft Teams.
