An unusual archive file creation by a user

Synopsis

Field	Value
Activation Period	14 Days
Training Period	30 Days
Test Period	N/A (single event)
Deduplication Period	3 Days
Required Data	XDR Agent with eXtended Threat Hunting (XTH)
Detection Modules	Identity Threat Module
ATT&CK Tactic	Collection (TA0009)
ATT&CK Technique	Archive Collected Data: Archive via Utility (T1560.001), Data Staged (T1074)
Severity	Informational

Description

An archive file was created by a user who doesn't usually create such files. This might indicate an attempt to stage data before exfiltration.

Attacker's Goals

Stage data on an endpoint in the organization.

Investigative actions

Check for any other suspicious activity related to the host and the user involved in the alert.

Variations

A user created an archive file for the first time

Synopsis

Field	Value
ATT&CK Tactic	Collection (TA0009)
ATT&CK Technique	Archive Collected Data: Archive via Utility (T1560.001), Data Staged (T1074)
Severity	Informational

Description

A user created an archive file for the first time. This might indicate an attempt to stage data before exfiltration.

Attacker's Goals

Stage data on an endpoint in the organization.

Investigative actions

Check for any other suspicious activity related to the host and the user involved in the alert.