AN0087: Analytic 0087
Detects modifications to IAM conditions or policies that alter authentication behavior, such as adding permissive trusted IPs, removing MFA requirements, or changing regional access restrictions. Behavioral detection focuses on anomalous policy updates tied to privileged accounts and subsequent suspicious logon activity from previously blocked regions or devices.
Analyst context for executives and security teams
This analytic matters because small changes to cloud IAM conditions can materially change who can access critical IaaS resources and from where. Adding trusted IP ranges, removing MFA requirements, or relaxing regional restrictions may look like routine administration, but it can also weaken the authentication guardrails executives depend on for cloud resilience and audit assurance.
Executive priority
Prioritize this as a cloud identity control validation issue. Leaders should ask whether privileged IAM policy changes are logged, reviewed, and correlated with subsequent sign-in behavior. The business risk is not only unauthorized access; it is loss of confidence in cloud access governance, incident scoping, and compliance evidence when authentication controls can be changed without timely detection.
Technical view
For SOC, cloud security, and IR teams, validate monitoring for IaaS IAM policy or condition updates that affect authentication behavior, especially changes made by privileged accounts. Then correlate those updates with later logons from regions, devices, or network locations that were previously restricted. Because ATT&CK provides no separate detection logic for this object, teams should define local baselines for expected IAM administration, approved change windows, privileged administrator behavior, and legitimate regional or network exceptions.
Likely telemetry
- IaaS IAM policy and condition change logs
- Cloud audit logs for privileged account activity
- Authentication and sign-in logs
- MFA configuration or enforcement change records
- Source IP, geolocation, device, and region attributes for logons
Detection direction
- Alert on IAM condition or policy modifications that loosen authentication requirements, including trusted IP additions, MFA requirement removals, or regional access changes.
- Correlate policy changes with subsequent successful or failed logons from newly allowed regions, devices, or networks.
- Tune for expected administrator workflows, approved emergency access changes, and scheduled cloud governance updates to reduce false positives.
- Pay special attention to privileged accounts because the official description identifies anomalous policy updates tied to privileged users as the behavioral focus.
- Validate blind spots around unmanaged cloud accounts, incomplete audit log retention, missing geolocation enrichment, and policy changes made outside standard change control.
Mitigation priorities
- Require formal review and approval for IAM policy changes that affect authentication behavior.
- Enforce least privilege for accounts permitted to modify IAM conditions or authentication policies.
- Maintain strong MFA and regional/network access controls where business requirements support them.
- Retain cloud audit and sign-in logs long enough to support incident response and compliance review.
- Periodically compare deployed IAM conditions against approved baselines to identify drift.
Analyst notes and limits
This is a detection analytic for enterprise ATT&CK in IaaS environments. It focuses on policy or condition changes that alter authentication behavior and on suspicious logon activity after those changes. There are no supplied ATT&CK relationships, tactics, procedure examples, or vendor-specific detections, so local cloud architecture and IAM policy models are required to operationalize it.
The official detection field is not provided, and no relationship context is supplied. This take should be treated as defensive guidance derived from the official description only, not as evidence of active exploitation, attribution, or guaranteed detection coverage.
Analytic 0087
Detects modifications to IAM conditions or policies that alter authentication behavior, such as adding permissive trusted IPs, removing MFA requirements, or changing regional access restrictions. Behavioral detection focuses on anomalous policy updates tied to privileged accounts and subsequent suspicious logon activity from previously blocked regions or devices.
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 | 0f8a0f067063… |
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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[1]
mitre-attack AN0087Open source URL
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