Detection rules › Sigma
Suspicious Execution From Outlook Temporary Folder
Detects a suspicious program execution in Outlook temp folder
MITRE ATT&CK coverage
| Tactic | Techniques |
|---|---|
| Initial Access |
Telemetry coverage
| Provider | Record / event type |
|---|---|
| Sysmon | Event ID 1: Process creation |
| Security-Auditing | Event ID 4688: A new process has been created. |
Rule body
title: Suspicious Execution From Outlook Temporary Folder
id: a018fdc3-46a3-44e5-9afb-2cd4af1d4b39
status: test
description: Detects a suspicious program execution in Outlook temp folder
author: Florian Roth (Nextron Systems)
references:
- Internal Research
date: 2019-10-01
modified: 2022-10-09
tags:
- attack.initial-access
- attack.t1566.001
logsource:
category: process_creation
product: windows
detection:
selection:
Image|contains: '\Temporary Internet Files\Content.Outlook\'
condition: selection
falsepositives:
- Unknown
level: high
Stages and Predicates
Stage 0: condition
selectionStage 1: selection
selection:
Image|contains: '\Temporary Internet Files\Content.Outlook\'
Indicators
These rows show field, operator, and value matches.
| Field | Kind | Values | Search |
|---|---|---|---|
Image | match |
| field:"Image" kind:match value:"\Temporary Internet Files\Content.Outlook\" |