IMPORTANT: No additional bug fixes or documentation updates will be released for this version. For the latest information, see the current release documentation.

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IIS HTTP Logging Disabled

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IIS HTTP Logging Disabled

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Identifies when Internet Information Services (IIS) HTTP Logging is disabled on a server. An attacker with IIS server access via a webshell or other mechanism can disable HTTP Logging as an effective anti-forensics measure.

Rule type: eql

Rule indices:

winlogbeat-*
logs-endpoint.events.*
logs-windows.*

Severity: high

Risk score: 73

Runs every: 5 minutes

Searches indices from: now-9m (Date Math format, see also Additional look-back time)

Maximum alerts per execution: 33

Tags:

Elastic
Host
Windows
Threat Detection
Defense Evasion

Version: 101 (version history)

Added (Elastic Stack release): 7.10.0

Last modified (Elastic Stack release): 8.5.0

Rule authors: Elastic

Rule license: Elastic License v2

Investigation guide

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Rule query

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process where event.type == "start" and (process.name : "appcmd.exe"
or process.pe.original_file_name == "appcmd.exe") and process.args :
"/dontLog*:*True" and not process.parent.name : "iissetup.exe"

Threat mapping

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Framework: MITRE ATT&CK^TM

Tactic:
- Name: Defense Evasion
- ID: TA0005
- Reference URL: https://attack.mitre.org/tactics/TA0005/
Technique:
- Name: Impair Defenses
- ID: T1562
- Reference URL: https://attack.mitre.org/techniques/T1562/

Rule version history

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Version 101 (8.5.0 release)

Updated query, changed from:

process where event.type in ("start", "process_started") and
(process.name : "appcmd.exe" or process.pe.original_file_name ==
"appcmd.exe") and process.args : "/dontLog*:*True" and not
process.parent.name : "iissetup.exe"

Version 9 (8.4.0 release)

Formatting only

Version 7 (8.2.0 release)

Formatting only

Version 6 (7.16.0 release)

Formatting only

Version 5 (7.13.0 release)

Updated query, changed from:

event.category:process and event.type:(start or process_started) and
(process.name:appcmd.exe or process.pe.original_file_name:appcmd.exe)
and process.args:/dontLog\:\"True\" and not
process.parent.name:iissetup.exe

Version 4 (7.12.0 release)

Formatting only

Version 3 (7.11.2 release)

Formatting only

Version 2 (7.11.0 release)

Updated query, changed from:

event.category:process and event.type:(start or process_started) and
(process.name:appcmd.exe or process.pe.original_file_name:appcmd.exe
or winlog.event_data.OriginalFileName:appcmd.exe) and
process.args:/dontLog\:\"True\" and not
process.parent.name:iissetup.exe

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