Rare Unsigned Process Spawned by Office Process Under Suspicious Directory

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	1 Day
Required Data	XDR Agent
ATT&CK Tactic	Execution (TA0002)
ATT&CK Technique	User Execution (T1204)
Severity	Low

Description

Microsoft Office executed an unsigned process in a suspicious directory. This behavior is common with malicious macros.

Attacker's Goals

Attackers execute commands after infiltrating by using phishing or exploiting a vulnerability in an office.

Investigative actions

• Investigate the executed process.
• Investigate the document/email that initiated it.