A suspicious process enrolled for a certificate

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
Detector Tags	Active Directory Certificate Services Analytics
ATT&CK Tactic	Credential Access (TA0006)
ATT&CK Technique	Unsecured Credentials (T1552), Steal or Forge Authentication Certificates (T1649)
Severity	Low

Description

A suspicious process enrolled for a certificate.

Attacker's Goals

• Attackers may authenticate as users using a certificate.
• If a policy is configured with permissive options, the attacker can authenticate as a user with high privileges.

Investigative actions

• See whether this was a legitimate action.
• Follow process/user activities.
• Check for suspicious certificate authentications.

Variations

An unsigned suspicious process enrolled for a certificate

Synopsis

Field	Value
ATT&CK Tactic	Credential Access (TA0006)
ATT&CK Technique	Unsecured Credentials (T1552), Steal or Forge Authentication Certificates (T1649)
Severity	Medium

Description

An unsigned suspicious process enrolled for a certificate.

Attacker's Goals

• Attackers may authenticate as users using a certificate.
• If a policy is configured with permissive options, the attacker can authenticate as a user with high privileges.

Investigative actions

• See whether this was a legitimate action.
• Follow process/user activities.
• Check for suspicious certificate authentications.