Email with malicious attachment opened by user

This rule is part of a beta feature. To learn more, contact Support.
abnormal-security

Classification:

attack

Tactic:

TA0001-initial-access

Technique:

T1566-phishing

이 페이지는 아직 한국어로 제공되지 않으며 번역 작업 중입니다. 번역에 관한 질문이나 의견이 있으시면 언제든지 저희에게 연락해 주십시오.

Goal

Detect when an email with a malicious attachment is opened.

Strategy

This rule monitors Abnormal logs to detect when a malicious file is opened by a user.

Triage and response

  1. Investigate the user, {{@messages.toAddresses}}, who was impacted by the email.
  2. If confirmed as a threat, implement measures to block or limit the impact of the suspicious activity.
  3. Follow company procedures for handling malicious files, including isolating the endpoint, running antivirus/antimalware scans, analyzing logs, and updating security policies.