AN0932: Analytic 0932
Execution of CMSTP.exe with arguments pointing to suspicious or remote INF/SCT/DLL payloads, optionally followed by outbound network connections to untrusted IPs, process injection via COM interfaces (CMSTPLUA, CMLUAUTIL), registry modifications registering malicious profiles, or creation of suspicious INF/DLL/SCT files prior to execution.
Analyst context for executives and security teams
This analytic matters because CMSTP.exe is a legitimate Windows component, so suspicious use can blend into normal system activity unless teams explicitly monitor its command-line arguments, related file creation, registry changes, and follow-on network behavior. For leaders, the decision value is whether the organization can distinguish expected Windows administrative behavior from CMSTP execution that points to remote or suspicious INF, SCT, or DLL payloads.
Executive priority
Prioritize this as a Windows monitoring and response-readiness question: do SOC and IR teams have enough endpoint, process, file, registry, and network evidence to investigate suspicious CMSTP activity quickly? Because the supplied ATT&CK object provides no tactic mapping, relationship context, or official detection logic, this should be treated as a validation item for control coverage and audit evidence rather than proof of a specific threat campaign or impact scenario.
Technical view
Validate Windows telemetry for execution of CMSTP.exe where arguments reference suspicious or remote INF, SCT, or DLL payloads. Investigations should also review nearby evidence of outbound network connections to untrusted IPs, COM-interface related process injection indicators involving CMSTPLUA or CMLUAUTIL, registry modifications registering suspicious profiles, and creation of INF, DLL, or SCT files before CMSTP execution. Because no official detection logic is supplied, teams should build and test local analytics around these evidence patterns and tune against known administrative or software deployment activity.
Likely telemetry
- Windows process creation events with executable path, parent process, command line, user, and host context
- Endpoint file creation telemetry for INF, DLL, and SCT files created before CMSTP.exe execution
- Windows registry modification telemetry related to profile registration activity
- Network connection telemetry showing outbound connections after CMSTP.exe execution, including destination IP reputation or trust context
- Endpoint telemetry that can expose suspicious COM-interface related activity involving CMSTPLUA or CMLUAUTIL
Detection direction
- Confirm that CMSTP.exe executions are logged with full command-line arguments; without arguments, this analytic loses much of its value.
- Alert or hunt on CMSTP.exe with arguments referencing remote locations or suspicious INF, SCT, or DLL payloads, then correlate with file creation, registry modification, and outbound network activity.
- Tune for legitimate Windows, administrative, or software deployment use of CMSTP.exe to reduce false positives.
- Use destination trust context for outbound connections, but avoid treating network activity alone as conclusive without process and command-line linkage.
- Document gaps where endpoint tools do not capture registry changes, command line, or COM-related behavior.
Mitigation priorities
- Establish baseline visibility for CMSTP.exe execution on Windows endpoints before relying on detections.
- Restrict or review unnecessary use of CMSTP.exe where business operations do not require it, using standard application control or endpoint policy processes where appropriate.
- Harden monitoring around creation and execution of INF, SCT, and DLL files from suspicious or remote sources.
- Ensure incident response playbooks include triage of CMSTP command line, parent process, created files, registry changes, and outbound connections.
- Use detection validation results as compliance and control-evidence inputs for endpoint monitoring and Windows administrative activity oversight.
Analyst notes and limits
The ATT&CK object is a detection analytic for Windows only. It describes suspicious CMSTP.exe execution patterns and related behaviors but does not provide an official detection query, tactic assignment, relationships, procedures, or attribution. Local baselining is important because CMSTP.exe is a legitimate Windows binary and may appear in benign administrative workflows.
Assessment is limited to the supplied STIX fields, external reference, and absence of relationship context. No claims are made about active exploitation, specific adversaries, guaranteed detectability, or non-Windows platforms. Environment-specific telemetry quality, normal administrative use, and trust decisions for remote destinations must be validated locally.
Analytic 0932
Execution of CMSTP.exe with arguments pointing to suspicious or remote INF/SCT/DLL payloads, optionally followed by outbound network connections to untrusted IPs, process injection via COM interfaces (CMSTPLUA, CMLUAUTIL), registry modifications registering malicious profiles, or creation of suspicious INF/DLL/SCT files prior to execution.
How security teams should use this page
Treat this object as behavior context, not an attribution claim. Validate the related groups, software, data sources, and mitigations against official ATT&CK relationships and your own telemetry before making control-coverage decisions.
All related ATT&CK context
No relationships are available in the current normalized data for this object.
Object version and sync metadata
The fields below describe the current mirrored snapshot. When Glexia retains multiple ATT&CK source imports, you can open the table to compare the same object across releases (hashes and MITRE timestamps). For MITRE’s own release notes and roadmap, see ATT&CK resources — Updates .
Imported snapshots across ATT&CK releases (1)
| Release | Bundle imported | Object version | Modified | Status | Raw hash |
|---|---|---|---|---|---|
| 19.1 | 1.0 | Current bundle | 747439af5495… |
Mirrored ATT&CK source object
The raw object is retained through the mirrored ATT&CK source bundle and object hash. The raw endpoint returns the exact object from the mirrored bundle when available.
External references and citations
MITRE external references are preserved separately from Glexia analysis so citations remain traceable to their original source records.
-
[1]
mitre-attack AN0932Open source URL
Source: MITRE ATT&CK®. © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. MITRE ATT&CK and ATT&CK are registered trademarks of The MITRE Corporation. Glexia is not affiliated with or endorsed by MITRE.