EMAIL BETA - Potentially dangerous sender

Cortex XSIAM Analytics Alert Reference by Alert name

Product
Cortex XSIAM
Last date published
2025-04-07
Category
Analytics Alert Reference
Index by
Alert name

Synopsis

Activation Period

14 Days

Training Period

30 Days

Test Period

10 Minutes

Deduplication Period

1 Day

Required Data

  • Requires:

Detection Modules

Email

Detector Tags

ATT&CK Tactic

Initial Access (TA0001)

ATT&CK Technique

Phishing (T1566)

Severity

Medium

Description

Multiple factors suggesting potential risks regarding the sender have been identified in the email.

Attacker's Goals

Perform a malicious action on the user, attempting to extract data/credentials/establish access to the network.

Investigative actions

  • Review their headers and content for patterns or anomalies.
  • Assess the email's context and attack techniques to determine the potential risk.
  • Analyze any URLs or attachments in a secure sandbox environment to detect possible malware or phishing attempts.
  • Engage potentially affected users to understand if any actions were taken in response to these emails, which could increase the overall risk.
  • Document and escalate findings in case this is a broader phenomenon.

Variations

EMAIL BETA - Potentially dangerous sender

Synopsis

ATT&CK Tactic

Initial Access (TA0001)

ATT&CK Technique

Phishing (T1566)

Severity

High

Description

Multiple factors suggesting potential risks regarding the sender have been identified in the email.

Attacker's Goals

Perform a malicious action on the user, attempting to extract data/credentials/establish access to the network.

Investigative actions

  • Review their headers and content for patterns or anomalies.
  • Assess the email's context and attack techniques to determine the potential risk.
  • Analyze any URLs or attachments in a secure sandbox environment to detect possible malware or phishing attempts.
  • Engage potentially affected users to understand if any actions were taken in response to these emails, which could increase the overall risk.
  • Document and escalate findings in case this is a broader phenomenon.