DET0505: Detection Strategy for Command Obfuscation
DET0505 is a MITRE detection strategy for Command Obfuscation, a stealth behavior where adversaries make command or script content harder to recognize and...
Analyst context for executives and security teams
DET0505 is a MITRE detection strategy for Command Obfuscation, a stealth behavior where adversaries make command or script content harder to recognize and analyze. The business value is not in treating every unusual command as malicious, but in validating whether the organization can see and investigate suspicious command execution across Linux, macOS, and Windows environments where the related ATT&CK technique applies.
Executive priority
Command obfuscation matters because it can reduce confidence in SOC alerting, incident scoping, and audit evidence around command execution. Leaders should ask whether endpoint and script telemetry is consistently collected, retained, and usable for investigations across major operating systems, and whether detection engineering has time to tune for obfuscated behavior instead of relying only on brittle string matches.
Technical view
The supplied ATT&CK object has no official description or detection text, so defenders should anchor validation to the relationship with T1027.010 Command Obfuscation under the stealth tactic. SOC and detection teams should test whether command-line, script, and process execution evidence preserves enough raw detail to identify encoded, escaped, concatenated, or otherwise transformed command content without depending solely on exact known-bad signatures.
Likely telemetry
- Process creation events with full command-line arguments
- Parent-child process relationships for command and scripting interpreters
- Script execution logs where available
- Endpoint detection telemetry covering Linux, macOS, and Windows systems
- Shell history or audit records where centrally collected and appropriate
Detection direction
- Validate visibility before logic: confirm full command lines and script content are collected and not truncated, normalized away, or unavailable on key systems.
- Prefer behavior and structure over simple string matching where possible, because command obfuscation is specifically intended to make static patterns harder to detect.
- Tune detections with context such as parent process, interpreter use, execution source, user identity, and host role to reduce false positives from legitimate administrative automation.
- Review blind spots across Linux, macOS, and Windows separately; collection methods and available fields often differ by platform.
- Use the related T1027.010 context to prioritize detections that expose stealthy command execution rather than treating this object as a complete analytic specification.
Mitigation priorities
- Establish reliable endpoint and command execution logging across in-scope Linux, macOS, and Windows assets.
- Harden and monitor command and scripting interpreter usage according to business need and administrative role.
- Create investigation playbooks for suspicious command obfuscation so analysts can quickly preserve raw commands, process ancestry, user context, and affected hosts.
- Use detection engineering reviews to identify where signatures are too fragile and where additional context or telemetry is needed.
- Maintain compliance-ready evidence of logging coverage, retention, alert triage, and exceptions for systems where command visibility is limited.
Analyst notes and limits
This object is a detection strategy, not a technique description, and the supplied official fields do not include MITRE detection guidance. The strongest supported context comes from the relationship indicating it detects T1027.010 Command Obfuscation, which is associated with stealth and Linux, macOS, and Windows platforms.
No official description, detection text, tactics, or platforms are provided directly on DET0505. Recommendations therefore remain high-level and relationship-driven. Local validation is required to determine actual telemetry availability, detection coverage, false-positive rates, and operational risk.
Detection Strategy for Command Obfuscation
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 | T1027.010 | Command Obfuscation Sub-technique | This object detects Command Obfuscation. |
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 | 2c0f53a87718… |
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 DET0505Open source URL
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