Query: alert when Detects when events are deleted in Kubernetes. An adversary may delete Kubernetes events in an attempt to evade detectio
Matching passage: Sigma rule: Detects when events are deleted in Kubernetes. An adversary may delete Kubernetes events in an attempt to evade detectio. Logsource: kubernetes / application / audit. Rule: title: Kubernetes Events Deleted id: 3132570d-cab2-4561-9ea6-1743644b2290 related: - id: 225d8b09-e714-479c-a0e4-55e6f29adf35 type: derived status: test description: 'Detects when events are deleted in Kubernetes. An adversary may delete Kubernetes events in an attempt to evade detection. ' references: - https://microsoft.github.io/Threat-Matrix-for-Kubernetes/techniques/Delete%20K8S%20events/ author: Leo Tsaousis (@laripping) date: 2024-03-26 tags: - attack.stealth - attack.t1070 logsource: category: application product: kubernetes service: audit detection: selection: verb: delete objectRef.resource: events condition: selection falsepositives: - Unknown level: medium
Near-miss passage: Sigma rule: Detects a highly relevant Antivirus alert that reports a web shell. It's highly recommended to tune this rule to the spe. Logsource: antivirus. Rule: title: Antivirus - Web Shell Detection Signature id: fdf135a2-9241-4f96-a114-bb404948f736 status: test description: 'Detects a highly relevant Antivirus alert that reports a web shell. It''s highly recommended to tune this rule to the specific strings used by your anti virus solution by downloading a big WebShell repository from e.g. github and checking the matches. This event must not be ignored just because the AV has blocked the malware but investigate, how it came there in the first place. ' references: - https://www.nextron-systems.com/?s=antivirus - https://github.com/tennc/webshell - https://www.virustotal.com/gui/file/bd1d52289203866645e556e2766a21d2275877fbafa056a76fe0cf884b7f8819/detection - https://www.virustotal.com/gui/file/308487ed28a3d9abc1fec7ebc812d4b5c07ab025037535421f64c60d3887a3e8/detection - https://www.virustotal.com/gui/file/7d3cb8a8ff28f82b07f382789247329ad2d7782a72dde9867941f13266310c80/detection - https://www.virustotal.com/gui/file/e841675a4b82250c75273ebf0861245f80c6a1c3d5803c2d995d9d3b18d5c4b5/detection - https://www.virustotal.com/gui/file/a80042c61a0372eaa0c2c1e831adf0d13ef09feaf71d1d20b216156269045801/detection - https://www.virustotal.com/gui/file/b219f7d3c26f8bad7e175934cd5eda4ddb5e3983503e94ff07d39c0666821b7e/detection - https://www.virustotal.com/gui/file/b8702acf32fd651af9f809ed42d15135f842788cd98d81a8e1b154ee2a2b76a2/detection - https://www.virustotal.com/gui/file/13ae8bfbc02254b389ab052aba5e1ba169b16a399d9bc4cb7414c4a73cd7dc78/detection author: Florian Roth (Nextron Systems), Arnim Rupp date: 2018-09-09 modified: 2026-06-29 tags: - attack.persistence - attack.t1505.003 logsource: category: antivirus detection: selection: - Signature|startswith: - ASP. - IIS/BackDoor - JAVA/Backdoor - JSP. - Perl. - PHP. - Troj/ASP - Troj/JSP - Troj/PHP - VBS/Uxor - Signature|contains: - ASP_ - 'ASP:' - ASP.Agent - ASP/ - Aspdoor - ASPXSpy - Backdoor.ASP - Backdoor.Java - Backdoor.JSP - Backdoor.PHP - Backdoor.VBS - Backdoor/ASP - Backdoor/Java - Backdoor/JSP - Backdoor/PHP - Backdoor/VBS - C99shell - Chopper - filebrowser - JSP_ - 'JSP:' - JSP.Agent - JSP/ - 'Perl:' - Perl/ - PHP_ - 'PHP:' - PHP.Agent - PHP/ - PHPShell - PShlSpy - SinoChoper - Trojan.ASP - Trojan.JSP - Trojan.PHP - Trojan.VBS - VBS.Agent - VBS/Agent - Webshell condition: selection falsepositives: - Unlikely level: high