Detection rules › Sigma
PowerShell Web Access Feature Enabled Via DISM
Detects the use of DISM to enable the PowerShell Web Access feature, which could be used for remote access and potential abuse
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Privilege Escalation | T1548.002 Abuse Elevation Control Mechanism: Bypass User Account Control |
| Defense Evasion | T1548.002 Abuse Elevation Control Mechanism: Bypass User Account Control |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
Stages and Predicates
Stage 1: all of selection_img
or:
Image|endswith: '\dism.exe'
OriginalFileName: DISM.EXE
Stage 2: all of selection_cli
CommandLine|contains: '/enable-feature'
CommandLine|contains: '/online'
CommandLine|contains: WindowsPowerShellWebAccess
Indicators
Each row is a field, operator, and value that the rule matches. The corpus column counts how many other rules in the catalog look for the same combination: high numbers point to widely-used, community-vetted indicators. Blank or 1 shows that the indicator is specific to this rule.
| Field | Kind | Values |
|---|---|---|
CommandLine | match |
|
Image | ends_with |
|
OriginalFileName | eq |
|