Detection rules › Sigma
Setup16.EXE Execution With Custom .Lst File
Detects the execution of "Setup16.EXE" and old installation utility with a custom ".lst" file. These ".lst" file can contain references to external program that "Setup16.EXE" will execute. Attackers and adversaries might leverage this as a living of the land utility.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Persistence | T1574.005 Hijack Execution Flow: Executable Installer File Permissions Weakness |
| Privilege Escalation | T1574.005 Hijack Execution Flow: Executable Installer File Permissions Weakness |
| Defense Evasion | T1574.005 Hijack Execution Flow: Executable Installer File Permissions Weakness |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
Stages and Predicates
Stage 1: selection
ParentCommandLine|contains: ' -m '
ParentImage: 'C:\Windows\SysWOW64\setup16.exe'
Stage 2: not 1 of filter_optional_valid_path
Image|startswith: 'C:\~MSSETUP.T\'
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 |
|---|---|---|
Image | starts_with |
|
ParentCommandLine | match |
|
ParentImage | eq |
|