Detection rules › Sigma
Uncommon Sigverif.EXE Child Process
Detects uncommon child processes spawning from "sigverif.exe", which could indicate potential abuse of the latter as a living of the land binary in order to proxy execution.
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Defense Evasion | T1216 System Script Proxy Execution |
Event coverage
| Provider | Event ID | Title |
|---|---|---|
| Sysmon | 1 | Process creation |
| Security-Auditing | 4688 | A new process has been created. |
Stages and Predicates
Stage 1: selection
ParentImage|endswith: '\sigverif.exe'
Stage 2: not 1 of filter_main_werfault
Image: ['C:\Windows\SysWOW64\WerFault.exe', 'C:\Windows\System32\WerFault.exe']
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 | eq |
|
ParentImage | ends_with |
|