> For the complete documentation index, see [llms.txt](https://cortex-docs.paloaltonetworks.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://cortex-docs.paloaltonetworks.com/analytics-alerts/alerts-by-name/aws-user-creation.md).

# AWS user creation

### Synopsis

| Field                | Value                                     |
| -------------------- | ----------------------------------------- |
| Activation Period    | 14 Days                                   |
| Training Period      | 30 Days                                   |
| Test Period          | N/A (single event)                        |
| Deduplication Period | 1 Day                                     |
| Required Data        | AWS Audit Log                             |
| Detection Modules    | Cloud                                     |
| ATT\&CK Tactic       | Persistence (TA0003)                      |
| ATT\&CK Technique    | Create Account: Cloud Account (T1136.003) |
| Severity             | Informational                             |

### Description

An AWS user creation was attempted.

### Attacker's Goals

Maintaining persistence by creating backdoor users or malicious resources, ensuring ongoing access even if their initial entry is detected.

### Investigative actions

* Check which user was created.
* Investigate the created user role and permissions.
* Verify the user who created the new identity is aware of this action.
* Review the recent history of IAM user creation performed by {identity\_name} — a spike may indicate scripted persistence.
* Determine the typical role of {identity\_name} (e.g., IT/DevOps) and whether user creation is expected for this identity.
* Be aware of any suspicious activity originating from the new user.

### Variations

<details>

<summary>AWS user creation from an unfamiliar IP address</summary>

**Synopsis**

| Field             | Value                                     |
| ----------------- | ----------------------------------------- |
| ATT\&CK Tactic    | Persistence (TA0003)                      |
| ATT\&CK Technique | Create Account: Cloud Account (T1136.003) |
| Severity          | Low                                       |

**Description**

An AWS user creation was attempted.

**Attacker's Goals**

Maintaining persistence by creating backdoor users or malicious resources, ensuring ongoing access even if their initial entry is detected.

**Investigative actions**

* Check which user was created.
* Investigate the created user role and permissions.
* Verify the user who created the new identity is aware of this action.
* Review the recent history of IAM user creation performed by {identity\_name} — a spike may indicate scripted persistence.
* Determine the typical role of {identity\_name} (e.g., IT/DevOps) and whether user creation is expected for this identity.
* Be aware of any suspicious activity originating from the new user.

</details>


---

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