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Detectionmediumtest

ESXi Syslog Configuration Change Via ESXCLI

Detects changes to the ESXi syslog configuration via "esxcli"

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Launch
Cedric MaurugeonCreated Mon Sep 0438eb1dbb-011f-40b1-a126-cf03a0210563linux
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: '/esxcli'
        CommandLine|contains|all:
            - 'system'
            - 'syslog'
            - 'config'
        CommandLine|contains: ' set'
    condition: selection
False Positives

Legitimate administrative activities

References
1
Resolving title…
support.solarwinds.com
2
Resolving title…
developer.broadcom.com
MITRE ATT&CK

Other

attack.t1059.012
Rule Metadata
Rule ID
38eb1dbb-011f-40b1-a126-cf03a0210563
Status
test
Level
medium
Type
Detection
Created
Mon Sep 04
Author
Cedric Maurugeon
Path
rules/linux/process_creation/proc_creation_lnx_esxcli_syslog_config_change.yml
Raw Tags
attack.defense-evasionattack.executionattack.t1562.001attack.t1562.003attack.t1059.012
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