Detection rules › Sigma

CMSTP Execution Process Creation

Severity
high
Author
Nik Seetharaman
Source
upstream

Detects various indicators of Microsoft Connection Manager Profile Installer execution

MITRE ATT&CK coverage

TacticTechniques
Defense EvasionT1218.003 System Binary Proxy Execution: CMSTP

Event coverage

ProviderEvent IDTitle
Sysmon1Process creation
Security-Auditing4688A new process has been created.

Stages and Predicates

Stage 1: selection

ParentImage|endswith: '\cmstp.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.

FieldKindValues
ParentImageends_with
  • \cmstp.exe