TEMP_Heretic

MISP
Type:
Unknown
Country:
CN
First seen:
Unknown
Details:

TEMP_Heretic is a threat actor that has been observed engaging in targeted spear-phishing campaigns. They exploit vulnerabilities in email platforms, such as Zimbra, to exfiltrate emails from government, military, and media organizations. They use multiple outlook.com email addresses and manually craft content for each email before sending it.

Metadata
ID: 520
Created: 13/01/2026 17:48
Updated: 09/03/2026 16:00