Group Has Been Deleted Via Groupdel
Detects execution of the "groupdel" binary. Which is used to delete a group. This is sometimes abused by threat actors in order to cover their tracks
Detection logic
Detection requirements
- Platform
- ESXiIaaSLinuxmacOSOffice SuiteSaaSWindows
The rule states no platform. This is derived from the ATT&CK technique it maps to.
- Log source product
- linux
- Log source category
- process_creation
Known benign triggers
- Legitimate administrator activities
MITRE ATT&CK mappings
0 exclusive techniques.This is coverage no other published rule has; it is not this rule's total technique count.
References
| Reference | Cited by |
|---|---|
| linux.die.net/man/8/groupdel | Only this detection cites it |
| linuxize.com/post/how-to-delete-group-in-linux/ | 2 |
| www.cyberciti.biz/faq/linux-remove-user-command/ | 2 |
| www.cybrary.it/blog/0p3n/linux-commands-used-attackers/ | 2 |
From the source
- At source
- Open at source
- Upstream identifier
- 8a46f16c-8c4c-82d1-b121-0fdd3ba70a84
- Tagged by the source as
- attack.impact
Licence
- Published under
- Detection Rule License 1.1Read the licence
- Attribution
- Required
Authorship
- Written by
- Published
- Aug 26, 2026
- Version
- 1