Detectionmediumtest
Chmod Suspicious Directory
Detects chmod targeting files in abnormal directory paths.
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Log Source
LinuxProcess Creation
ProductLinux← raw: linux
CategoryProcess Creation← raw: process_creation
Events generated when a new process is spawned on the system. Covers command-line arguments, parent/child relationships, and process metadata.
Detection Logic
Detection Logic1 selector
detection:
selection:
Image|endswith: '/chmod'
CommandLine|contains:
- '/tmp/'
- '/.Library/'
- '/etc/'
- '/opt/'
condition: selectionFalse Positives
Admin changing file permissions.
MITRE ATT&CK
Tactics
Other
attack.t1222.002
Rule Metadata
Rule ID
6419afd1-3742-47a5-a7e6-b50386cd15f8
Status
test
Level
medium
Type
Detection
Created
Fri Jun 03
Author
Path
rules/linux/process_creation/proc_creation_lnx_susp_chmod_directories.yml
Raw Tags
attack.defense-evasionattack.t1222.002