MITRE ATT&CK / T1137.003
T1137.003
Outlook Forms
Description
Adversaries may abuse Microsoft Outlook forms to obtain persistence on a compromised system. Outlook forms are used as templates for presentation and functionality in Outlook messages. Custom Outlook forms can be created that will execute code when a specifically crafted email is sent by an adversary utilizing the same custom Outlook form.(Citation: SensePost Outlook Forms)Once malicious forms have been added to the user’s mailbox, they will be loaded when Outlook is started. Malicious forms will execute when an adversary sends a specifically crafted email to the user.(Citation: SensePost Outlook Forms)
Platforms
Mitigations
- M1051 — Update Software
- M1040 — Behavior Prevention on Endpoint
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Source: MITRE ATT&CK Enterprise matrix. View on attack.mitre.org →