Rule library
// Detection

Cloud access key created outside change hours

A long-lived cloud credential minted outside the working window. Key creation is a normal action at an abnormal time.

HighInvestigating1alerts raisedOff hours
Armed

What this rule does

Rendered from the stored logic, so it cannot drift from what executes.

Events where action contains CreateAccessKey outside 07:00-19:00 UTC

{
  "kind": "off_hours",
  "where": [
    {
      "op": "contains",
      "field": "action",
      "value": "CreateAccessKey"
    }
  ],
  "endHour": 19,
  "startHour": 7
}

Revise

Backtest before saving. Alerts already raised keep their original descriptions: they record what the rule found at the time.

Fields: eventType, username, sourceIp, destinationIp, hostname, processName, commandLine, parentProcess, action, status, country, city

Alerts raised (1)

What this rule has actually caught.

Rule

Category
Persistence
ATT&CK tactic
Persistence
Technique
T1098.001
Kind
Off hours
State
Armed
Created
7d ago
Last changed
7d ago

Firing history

Total alerts
1
First fired
8d ago
Last fired
8d ago
Escalated to cases
0
Dismissed benign
0

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