DET0307: Detect Access to Unsecured Credential Files Across Platforms
DET0307 is a detection strategy for finding access to unsecured credential files. Its business significance is that credentials left in configuration files...
Analyst context for executives and security teams
DET0307 is a detection strategy for finding access to unsecured credential files. Its business significance is that credentials left in configuration files, source code, backups, saved virtual machines, shared stores, or user-created files can turn a single host or repository exposure into broader account, service, or cloud access. Leaders should treat this as both a detection engineering problem and a credential hygiene problem: the best outcome is not only alerting on access, but reducing where these files exist and proving that sensitive locations are monitored.
Executive priority
Prioritize this where Linux, macOS, container, and IaaS environments support critical services or privileged automation. The related ATT&CK technique is Credential Access: Credentials In Files (T1552.001), so coverage affects incident containment speed, identity risk, cloud security readiness, and audit evidence for secrets handling. Executives should ask whether the organization knows where credentials are stored insecurely, whether access to those locations is logged, and whether exposed credentials can be rotated quickly during an incident.
Technical view
The supplied detection object has no official detection text, platforms, or tactics, so validation should be driven by the related technique context: detecting access to files that may contain insecurely stored credentials across Containers, IaaS, Linux, and macOS. SOC and detection teams should confirm visibility into file reads, searches, and process activity around known credential-bearing locations such as configuration files, source code paths, shared credential stores, backups, and saved virtual machine artifacts. IR teams should pair any detection with scoping for credential exposure and follow-on use, not just the initial file access event.
Likely telemetry
- Endpoint file access events for sensitive files, directories, configuration paths, source repositories, backups, and saved VM artifacts
- Process execution and command-line telemetry showing searches or reads of files likely to contain credentials
- File share or repository access logs where shared credential stores, source code, or configuration files are accessible
- Container host or workload telemetry for access to mounted secrets, configuration files, or credential-like files
- IaaS audit or workload logs that can show access to credential-bearing files or storage locations
Detection direction
- Start by inventorying known credential-bearing file types and locations; detections without this context are likely to be noisy or incomplete.
- Validate that file access telemetry is actually enabled on the relevant Linux, macOS, container, and IaaS workloads referenced by the related technique.
- Tune for unusual access patterns: unexpected users, processes, workloads, or service accounts reading credential-like files, configuration files, backups, saved VM files, or source code containing secrets.
- Correlate file access with process execution so routine application reads can be distinguished from interactive shell activity, bulk searching, or access by unusual tooling.
- Expect false positives from administrators, backup agents, deployment tools, scanners, and applications that legitimately read configuration or secret material; document expected access paths.
Mitigation priorities
- Reduce the number of unsecured credential files by moving secrets out of user-created files, source code, and configuration files where practical.
- Apply least-privilege permissions to credential-bearing files, shared stores, backups, and saved virtual machine artifacts.
- Use secrets discovery and review processes to identify credentials embedded in source code, binaries, configuration files, and backups.
- Ensure credential rotation procedures are ready for cases where file access indicates possible exposure.
- Preserve audit evidence showing where sensitive credential files are located, who can access them, and which telemetry sources monitor access.
Analyst notes and limits
This take is based on the DET0307 name, external reference, and its relationship to T1552.001 Credentials In Files. The detection object itself does not provide official detection logic, so local implementation must define sensitive paths, expected access patterns, and environment-specific logging controls.
ATT&CK fields for this detection strategy are sparse: no official description, no official detection guidance, no object-level platforms, and no object-level tactics are provided. Platform and tactic context comes only from the related T1552.001 technique. This does not establish active exploitation, adversary attribution, or guaranteed detection coverage.
Detect Access to Unsecured Credential Files Across Platforms
No official description is available in the imported ATT&CK source object.
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.
Techniques used
This mirrors the MITRE pattern of making group, software, campaign, and technique relationships scannable. Relationship notes come from mirrored ATT&CK relationship text when available.
| Domain | ID | Name | Relationship / procedure |
|---|---|---|---|
| Enterprise | T1552.001 | Credentials In Files Sub-technique | This object detects Credentials In Files. |
All related ATT&CK context
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 | e01492962a7f… |
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.
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mitre-attack DET0307Open source URL
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